US3859635A
(en)
*
|
1971-06-15 |
1975-01-07 |
Robert E Watson |
Programmable calculator
|
US4200926A
(en)
*
|
1972-05-22 |
1980-04-29 |
Texas Instruments Incorporated |
Electronic calculator implemented in semiconductor LSI chips with scanned keyboard and display
|
US4322816A
(en)
*
|
1972-07-07 |
1982-03-30 |
Hewlett-Packard Company |
Programmable calculator having structure for controlling an x-y plotter
|
USD243957S
(en)
*
|
1974-10-23 |
1977-04-05 |
Sharp Kabushiki Kaisha |
Electronic calculating machine
|
USD243191S
(en)
*
|
1975-01-15 |
1977-01-25 |
Sinclair Radionics Limited |
Calculator
|
JPS5647598Y2
(fr)
|
1975-04-11 |
1981-11-06 |
|
|
US4089059A
(en)
*
|
1975-07-21 |
1978-05-09 |
Hewlett-Packard Company |
Programmable calculator employing a read-write memory having a movable boundary between program and data storage sections thereof
|
USD247198S
(en)
*
|
1976-02-05 |
1978-02-07 |
Sharp Kabushiki Kaisha |
Electronic calculating machine
|
JPS5638593Y2
(fr)
|
1976-09-29 |
1981-09-09 |
|
|
JPS5348638A
(en)
|
1976-10-15 |
1978-05-02 |
Sharp Corp |
Electronic apparatus
|
JPS6037641Y2
(ja)
|
1976-11-01 |
1985-11-09 |
シャープ株式会社 |
電子計算機
|
JPS53120158A
(en)
|
1977-03-29 |
1978-10-20 |
Sharp Corp |
Power source control system
|
JPS586964B2
(ja)
|
1977-03-31 |
1983-02-07 |
シャープ株式会社 |
電源制御方式
|
USD249822S
(en)
|
1977-05-12 |
1978-10-03 |
Sharp Kabushiki Kaisha |
Combined electronic calculator and clock
|
JPS54122036A
(en)
|
1978-03-15 |
1979-09-21 |
Sharp Corp |
Calculation system on print system
|
USD259349S
(en)
*
|
1978-07-03 |
1981-05-26 |
Canon Kabushiki Kaisha |
Desk top electronic calculator
|
JPS5518764A
(en)
|
1978-07-26 |
1980-02-09 |
Sharp Corp |
Display system of electronic computer or the like
|
USD262318S
(en)
*
|
1978-09-02 |
1981-12-15 |
Nihon Seimitsu Sokki Co., Ltd. |
Sphygmomanometer
|
JPS6038901B2
(ja)
|
1978-09-14 |
1985-09-03 |
シャープ株式会社 |
電子装置
|
USD258827S
(en)
*
|
1978-11-13 |
1981-04-07 |
Texas Instruments Incorporated |
Case for printing calculator or the like
|
USD258893S
(en)
*
|
1979-01-22 |
1981-04-14 |
Kosmos International Ltd. |
Biorhythm computer
|
USD265065S
(en)
*
|
1980-05-12 |
1982-06-22 |
Powers Medical Systems, Inc. |
Cardiac pacemaker tester
|
US4523858A
(en)
|
1981-03-06 |
1985-06-18 |
Sharp Kabushiki Kaisha |
Combined electronic calculator and electronic alarm timepiece
|
USD278536S
(en)
*
|
1981-10-28 |
1985-04-23 |
Plessey Overseas Limited |
Console for a data terminal
|
JPS5880755A
(ja)
|
1981-11-09 |
1983-05-14 |
Sharp Corp |
電子式計算機
|
JPS5882354A
(ja)
|
1981-11-11 |
1983-05-17 |
Sharp Corp |
電子式計算機
|
GB2111266B
(en)
|
1981-11-18 |
1986-06-25 |
Sharp Kk |
Programmable electronic calculator
|
DE3325153A1
(de)
|
1982-07-12 |
1984-01-12 |
Sharp K.K., Osaka |
Programmierbarer elektronischer rechner
|
AU89046S
(en)
*
|
1982-11-25 |
1984-06-14 |
Sharp Kk |
Electronic calculator with printer
|
USD280418S
(en)
*
|
1983-01-05 |
1985-09-03 |
Sharp Corporation |
Electronic printing calculator
|
USD279106S
(en)
*
|
1983-01-28 |
1985-06-04 |
Sharp Corporation |
Desk-top calculator
|
AU89387S
(en)
*
|
1983-02-10 |
1984-08-16 |
Sharp Kk |
Printing calculator
|
USD282474S
(en)
*
|
1983-03-01 |
1986-02-04 |
Becton, Dickinson And Company |
Lighted keytop
|
USD284288S
(en)
*
|
1983-10-20 |
1986-06-17 |
Sharp Corporation |
Printing calculator
|
JPS60193066A
(ja)
|
1984-03-13 |
1985-10-01 |
Sharp Corp |
電子式計算機
|
USD285575S
(en)
*
|
1984-05-30 |
1986-09-09 |
Sharp Corporation |
Electronic calculator with printer
|
USD291325S
(en)
*
|
1984-11-05 |
1987-08-11 |
Sharp Corporation |
Electronic printing calculator
|
USD293689S
(en)
*
|
1985-05-30 |
1988-01-12 |
Sharp Corporation |
Printing calculator
|
USD294370S
(en)
*
|
1985-06-06 |
1988-02-23 |
Sharp Corporation |
Printing calculator
|
USD303677S
(en)
|
1985-10-03 |
1989-09-26 |
Sharp Kabushiki Kaisha |
Electronic calculator
|
USD303807S
(en)
|
1986-01-27 |
1989-10-03 |
Sharp Kabushiki Kaisha |
Electronic calculator with memo
|
USD303980S
(en)
|
1986-02-25 |
1989-10-10 |
Sharp Kabushiki Kaisha |
Electronic calculator
|
AU97658S
(en)
|
1986-05-12 |
1987-08-27 |
Sharp Kk |
Electronic calculator
|
AU97895S
(en)
|
1986-05-23 |
1987-09-10 |
Sharp Kk |
Electronic calculator
|
AU97896S
(en)
|
1986-05-23 |
1987-09-10 |
Sharp Kk |
Electronic calculator
|
USD303680S
(en)
|
1986-05-23 |
1989-09-26 |
Sharp Kabushiki Kaisha |
Electronic calculator
|
USD308391S
(en)
*
|
1986-07-28 |
1990-06-05 |
Sharp Corporation |
Electronic calculator
|
USD303681S
(en)
|
1986-08-07 |
1989-09-26 |
Sharp Kabushiki Kaisha |
Electronic calculator
|
DE3735654C2
(de)
|
1986-10-21 |
1996-05-02 |
Sharp Kk |
Elektronischer Rechner
|
USD309748S
(en)
*
|
1987-02-06 |
1990-08-07 |
Casio Computer Co., Ltd. |
Electronic calculator
|
USD312833S
(en)
*
|
1987-02-06 |
1990-12-11 |
Casio Computer Co., Ltd. |
Electronic calculator
|
USD308532S
(en)
*
|
1987-05-08 |
1990-06-12 |
Sharp Corporation |
Electronic calculator with printer
|
USD308533S
(en)
*
|
1987-05-28 |
1990-06-12 |
Sharp Corporation |
Electronic calculator with printer
|
USD308985S
(en)
*
|
1987-07-02 |
1990-07-03 |
Sharp Corporation |
Electronic calculator with printer
|
USD307290S
(en)
*
|
1987-11-25 |
1990-04-17 |
Cal-Comp Electronics, Inc. |
Calculator or similar article
|
USD307156S
(en)
*
|
1987-11-25 |
1990-04-10 |
Cal-Comp Electronics, Inc. |
Calculator or similar article
|
USD306743S
(en)
*
|
1987-12-07 |
1990-03-20 |
Casio Computer Co., Ltd. |
Electronic calculator
|
USD315572S
(en)
*
|
1987-12-28 |
1991-03-19 |
Sharp Corporation |
Electronic calculator with printer
|
USD315358S
(en)
*
|
1987-12-29 |
1991-03-12 |
Sharp Corporation |
Electronic calculator with printer
|
US5123102A
(en)
*
|
1988-12-19 |
1992-06-16 |
Hewlett-Packard Company |
Method and apparatus for suspending computation due to detection of electrostatic discharge
|
USD317778S
(en)
*
|
1989-01-27 |
1991-06-25 |
Casio Computer Co., Ltd. |
Electronic calculator
|
USD318286S
(en)
*
|
1989-03-17 |
1991-07-16 |
Sharp Corporation |
Electronic Calculator with printer
|
USD333315S
(en)
*
|
1991-01-08 |
1993-02-16 |
Monroe Systems For Business, Inc. |
Calculator case
|
USD343854S
(en)
*
|
1991-02-07 |
1994-02-01 |
Casio Computer Co., Ltd. |
Electronic calculator
|
AU116957S
(en)
|
1992-02-19 |
1993-05-10 |
Sharp Kk |
Electronic calculator
|
USD349722S
(en)
*
|
1992-04-07 |
1994-08-16 |
Casio Computer Co., Ltd. |
Electronic calculator
|
AU118960S
(en)
|
1992-05-27 |
1993-12-03 |
Sharp Kk |
Memorandum Input/output device
|
JP2856600B2
(ja)
|
1992-06-10 |
1999-02-10 |
シャープ株式会社 |
関数電卓
|
USD349917S
(en)
*
|
1992-07-28 |
1994-08-23 |
Casio Computer Co., Ltd. |
Electronic calculator
|
USD349918S
(en)
*
|
1992-12-15 |
1994-08-23 |
Casio Computer Co., Ltd. |
Electronic calculator
|
USD356104S
(en)
*
|
1993-01-26 |
1995-03-07 |
Canon Business Machines, Inc. |
Electronic word processor
|
USD377044S
(en)
*
|
1995-05-02 |
1996-12-31 |
Casio Computer Co., Ltd. |
Projection unit for an electronic calculator
|
USD383773S
(en)
|
1996-01-10 |
1997-09-16 |
Sharp Kabushiki Kaisha |
Electronic calculator
|
USD394449S
(en)
|
1997-01-08 |
1998-05-19 |
Sharp Kabushiki Kaisha |
Electronic calculator
|
JPH10307574A
(ja)
|
1997-05-09 |
1998-11-17 |
Sharp Corp |
グラフ表示機能付き電子計算機
|
USD442618S1
(en)
|
1998-12-28 |
2001-05-22 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer
|
USD433056S
(en)
|
1998-12-28 |
2000-10-31 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer
|
USD433058S
(en)
|
1999-05-10 |
2000-10-31 |
Sharp Kabushiki Kaisha |
Electronic calculator with solar cell
|
USD433059S
(en)
|
1999-05-10 |
2000-10-31 |
Sharp Kabushiki Kaisha |
Electronic calculator with solar cell
|
USD441008S1
(en)
*
|
2000-01-25 |
2001-04-24 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator
|
USD468341S1
(en)
|
2001-03-21 |
2003-01-07 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer
|
USD458294S1
(en)
|
2001-03-21 |
2002-06-04 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer
|
USD459384S1
(en)
|
2001-03-21 |
2002-06-25 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer
|
USD477625S1
(en)
*
|
2002-05-14 |
2003-07-22 |
Hua Wen Hsu |
Desk calculator
|
USD494208S1
(en)
*
|
2003-09-16 |
2004-08-10 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer
|
USD508520S1
(en)
*
|
2004-03-16 |
2005-08-16 |
Casio Computer Co., Ltd. |
Electronic calculator
|
USD546376S1
(en)
*
|
2005-12-22 |
2007-07-10 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer
|
USD546377S1
(en)
*
|
2005-12-22 |
2007-07-10 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer
|
USD568380S1
(en)
*
|
2007-05-15 |
2008-05-06 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer
|
AU334043S
(en)
|
2010-07-15 |
2010-12-07 |
Sharp Kk |
Electronic calculator
|
USD806783S1
(en)
*
|
2016-04-25 |
2018-01-02 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer
|
USD806784S1
(en)
*
|
2016-04-25 |
2018-01-02 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer
|