JP2004268104A5 - - Google Patents

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Publication number
JP2004268104A5
JP2004268104A5 JP2003063838A JP2003063838A JP2004268104A5 JP 2004268104 A5 JP2004268104 A5 JP 2004268104A5 JP 2003063838 A JP2003063838 A JP 2003063838A JP 2003063838 A JP2003063838 A JP 2003063838A JP 2004268104 A5 JP2004268104 A5 JP 2004268104A5
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JP
Japan
Prior art keywords
laser
cutting
laser beam
area
modified
Prior art date
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.)
Granted
Application number
JP2003063838A
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English (en)
Japanese (ja)
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JP4167094B2 (ja
JP2004268104A (ja
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Priority to JP2003063838A priority Critical patent/JP4167094B2/ja
Priority claimed from JP2003063838A external-priority patent/JP4167094B2/ja
Publication of JP2004268104A publication Critical patent/JP2004268104A/ja
Publication of JP2004268104A5 publication Critical patent/JP2004268104A5/ja
Application granted granted Critical
Publication of JP4167094B2 publication Critical patent/JP4167094B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2003063838A 2003-03-10 2003-03-10 レーザ加工方法 Expired - Lifetime JP4167094B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003063838A JP4167094B2 (ja) 2003-03-10 2003-03-10 レーザ加工方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003063838A JP4167094B2 (ja) 2003-03-10 2003-03-10 レーザ加工方法

Publications (3)

Publication Number Publication Date
JP2004268104A JP2004268104A (ja) 2004-09-30
JP2004268104A5 true JP2004268104A5 (OSRAM) 2006-04-27
JP4167094B2 JP4167094B2 (ja) 2008-10-15

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ID=33125319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003063838A Expired - Lifetime JP4167094B2 (ja) 2003-03-10 2003-03-10 レーザ加工方法

Country Status (1)

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JP (1) JP4167094B2 (OSRAM)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090224432A1 (en) * 2004-12-08 2009-09-10 Syohei Nagatomo Method of forming split originating point on object to be split, method of splitting object to be split, and method of processing object to be processed by pulse laser beam
CN100481337C (zh) * 2004-12-08 2009-04-22 雷射先进科技株式会社 被分割体的分割起点形成方法、被分割体的分割方法
JP4555092B2 (ja) * 2005-01-05 2010-09-29 株式会社ディスコ レーザー加工装置
JP4845592B2 (ja) * 2005-05-30 2011-12-28 株式会社半導体エネルギー研究所 半導体装置の作製方法
US8153511B2 (en) 2005-05-30 2012-04-10 Semiconductor Energy Laboratory Co., Ltd. Method for manufacturing semiconductor device
JP4835830B2 (ja) * 2005-12-22 2011-12-14 株式会社東京精密 エキスパンド方法、装置及びダイシング装置
US8341976B2 (en) 2009-02-19 2013-01-01 Corning Incorporated Method of separating strengthened glass
US8327666B2 (en) 2009-02-19 2012-12-11 Corning Incorporated Method of separating strengthened glass
WO2011025908A1 (en) 2009-08-28 2011-03-03 Corning Incorporated Methods for laser cutting articles from chemically strengthened glass substrates
KR20150045957A (ko) * 2012-08-21 2015-04-29 아사히 가라스 가부시키가이샤 복합 시트의 절단 방법, 유리 시트의 절단 방법, 복합 시트의 절단편
US9676167B2 (en) * 2013-12-17 2017-06-13 Corning Incorporated Laser processing of sapphire substrate and related applications
JP6260601B2 (ja) 2015-10-02 2018-01-17 日亜化学工業株式会社 半導体素子の製造方法
JP6991475B2 (ja) 2017-05-24 2022-01-12 協立化学産業株式会社 加工対象物切断方法
US11024501B2 (en) 2018-12-29 2021-06-01 Cree, Inc. Carrier-assisted method for parting crystalline material along laser damage region
US10576585B1 (en) 2018-12-29 2020-03-03 Cree, Inc. Laser-assisted method for parting crystalline material
US10562130B1 (en) 2018-12-29 2020-02-18 Cree, Inc. Laser-assisted method for parting crystalline material
US10611052B1 (en) 2019-05-17 2020-04-07 Cree, Inc. Silicon carbide wafers with relaxed positive bow and related methods
JP7339509B2 (ja) 2019-08-02 2023-09-06 日亜化学工業株式会社 発光素子の製造方法
KR102857400B1 (ko) 2019-09-30 2025-09-10 니치아 카가쿠 고교 가부시키가이샤 발광 소자의 제조 방법

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