JPS50123274A - - Google Patents
Info
- Publication number
- JPS50123274A JPS50123274A JP3123074A JP3123074A JPS50123274A JP S50123274 A JPS50123274 A JP S50123274A JP 3123074 A JP3123074 A JP 3123074A JP 3123074 A JP3123074 A JP 3123074A JP S50123274 A JPS50123274 A JP S50123274A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3123074A JPS50123274A (en) | 1974-03-15 | 1974-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3123074A JPS50123274A (en) | 1974-03-15 | 1974-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50123274A true JPS50123274A (en) | 1975-09-27 |
Family
ID=12325602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3123074A Pending JPS50123274A (en) | 1974-03-15 | 1974-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS50123274A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5550641A (en) * | 1978-10-05 | 1980-04-12 | Nec Corp | Semiconductor device |
| JPS5557269A (en) * | 1978-10-23 | 1980-04-26 | Matsushita Electric Ind Co Ltd | Battery |
| JPS5619638A (en) * | 1979-07-25 | 1981-02-24 | Nec Home Electronics Ltd | Manufacture of semiconductor device |
| JPS62290152A (en) * | 1977-01-26 | 1987-12-17 | エスジーエス―トムソン マイクロエレクトロニクス，インコーポレイテッド | Manufacture of semiconductor device |
| US6396078B1 (en) | 1995-06-20 | 2002-05-28 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device with a tapered hole formed using multiple layers with different etching rates |
-
1974
- 1974-03-15 JP JP3123074A patent/JPS50123274A/ja active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62290152A (en) * | 1977-01-26 | 1987-12-17 | エスジーエス―トムソン マイクロエレクトロニクス，インコーポレイテッド | Manufacture of semiconductor device |
| JPH0362300B2 (en) * | 1977-01-26 | 1991-09-25 | Mostek Corp | |
| JPS5550641A (en) * | 1978-10-05 | 1980-04-12 | Nec Corp | Semiconductor device |
| JPS5557269A (en) * | 1978-10-23 | 1980-04-26 | Matsushita Electric Ind Co Ltd | Battery |
| JPS6149791B2 (en) * | 1978-10-23 | 1986-10-31 | Matsushita Electric Ind Co Ltd | |
| JPS5619638A (en) * | 1979-07-25 | 1981-02-24 | Nec Home Electronics Ltd | Manufacture of semiconductor device |
| US6396078B1 (en) | 1995-06-20 | 2002-05-28 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device with a tapered hole formed using multiple layers with different etching rates |
| US6593235B2 (en) | 1995-06-20 | 2003-07-15 | Semiconductor Energy Laboratory Co., Ltd | Semiconductor device with a tapered hole formed using multiple layers with different etching rates |