Inventor · disambiguated record
Kiyofumi Sakaguchi
Also filed as: SAKAGUCHI KIYOFUMI
132 granted patents·38 pending applications·10,176 citations·filing 1992–2018
99Inventor score
Top patents by PatentIndex Score
170 records- 0199US6534382B1Process for producing semiconductor articleCANON KK·Filed 2000·Granted Mar 18, 2003·488 cites·8 claims
- 0299US6100166AProcess for producing semiconductor articleCANON KK·Filed 1997·Granted Aug 8, 2000·423 cites·78 claims
- 0399US5854123AMethod for producing semiconductor substrateCANON KK·Filed 1996·Granted Dec 29, 1998·631 cites·36 claims
- 0498US7029950B2Thin-film semiconductor device and method of manufacturing the sameCANON KK·Filed 2005·Granted Apr 18, 2006·69 cites·12 claims
- 0598US6664169B1Process for producing semiconductor member, process for producing solar cell, and anodizing apparatusCANON KK·Filed 2000·Granted Dec 16, 2003·175 cites·39 claims
- 0698US6534336B1Production method of photoelectric conversion device, and photoelectric conversion device produced by the methodCANON KK·Filed 2000·Granted Mar 18, 2003·123 cites·4 claims
- 0797US7148119B1Process for production of semiconductor substrateCANON KK·Filed 1998·Granted Dec 12, 2006·303 cites·8 claims
- 0897US6800871B2Display device and process of producing the sameCANON KK·Filed 2002·Granted Oct 5, 2004·155 cites·36 claims
- 0997US6677183B2Method of separation of semiconductor deviceCANON KK·Filed 2002·Granted Jan 13, 2004·111 cites·19 claims
- 1097US6624047B1Substrate and method of manufacturing the sameCANON KK·Filed 2000·Granted Sep 23, 2003·150 cites·64 claims
- 1197US6331208B1Process for producing solar cell, process for producing thin-film semiconductor, process for separating thin-film semiconductor, and process for forming semiconductorCANON KK·Filed 1999·Granted Dec 18, 2001·275 cites·34 claims
- 1297US5869387AProcess for producing semiconductor substrate by heating to flatten an unpolished surfaceCANON KK·Filed 1995·Granted Feb 9, 1999·208 cites·24 claims
- 1397US5374581AMethod for preparing semiconductor memberCANON KK·Filed 1993·Granted Dec 20, 1994·349 cites·11 claims
- 1497US5277748ASemiconductor device substrate and process for preparing the sameCANON KK·Filed 1993·Granted Jan 11, 1994·365 cites·23 claims
- 1596US6756289B1Method of producing semiconductor member and method of producing solar cellCANON KK·Filed 2000·Granted Jun 29, 2004·120 cites·26 claims
- 1696US6613678B1Process for manufacturing a semiconductor substrate as well as a semiconductor thin film, and multilayer structureCANON KK·Filed 1999·Granted Sep 2, 2003·225 cites·60 claims
- 1796US6566235B2Process for producing semiconductor member, and process for producing solar cellCANON KK·Filed 2001·Granted May 20, 2003·120 cites·15 claims
- 1896US6468923B1Method of producing semiconductor memberCANON KK·Filed 2000·Granted Oct 22, 2002·144 cites·41 claims
- 1996US6452091B1Method of producing thin-film single-crystal device, solar cell module and method of producing the sameCANON KK·Filed 2000·Granted Sep 17, 2002·131 cites·30 claims
- 2096US6448155B1Production method of semiconductor base material and production method of solar cellCANON KK·Filed 2000·Granted Sep 10, 2002·127 cites·36 claims
- 2196US6221738B1Substrate and production method thereofCANON KK·Filed 1998·Granted Apr 24, 2001·168 cites·34 claims
- 2296US6200878B1SOI substrate processing methodCANON KK·Filed 1998·Granted Mar 13, 2001·209 cites·8 claims
- 2396US5966620AProcess for producing semiconductor articleCANON KABSHIKI KAISHA·Filed 1997·Granted Oct 12, 1999·361 cites·52 claims
- 2495US7164183B2Semiconductor substrate, semiconductor device, and method of manufacturing the sameCANON KK·Filed 2004·Granted Jan 16, 2007·86 cites·11 claims
- 2595US6429095B1Semiconductor article and method of manufacturing the sameCANON KK·Filed 2001·Granted Aug 6, 2002·88 cites·4 claims
- 2695US6294478B1Fabrication process for a semiconductor substrateCANON KK·Filed 1997·Granted Sep 25, 2001·162 cites·57 claims
- 2795US6190937B1Method of producing semiconductor member and method of producing solar cellCANON KK·Filed 1997·Granted Feb 20, 2001·186 cites·14 claims
- 2895US6143628ASemiconductor substrate and method of manufacturing the sameCANON KK·Filed 1998·Granted Nov 7, 2000·181 cites·82 claims
- 2995US6054363AMethod of manufacturing semiconductor articleCANON KK·Filed 1997·Granted Apr 25, 2000·193 cites·29 claims
- 3095US5856229AProcess for production of semiconductor substrateCANON KK·Filed 1997·Granted Jan 5, 1999·184 cites·24 claims
- 3195US5530266ALiquid crystal image display unit and method for fabricating semiconductor optical memberCANON KK·Filed 1994·Granted Jun 25, 1996·116 cites·11 claims
- 3295US5458755AAnodization apparatus with supporting device for substrate to be treatedCANON KK·Filed 1993·Granted Oct 17, 1995·115 cites·8 claims
- 3394US6602767B2Method for transferring porous layer, method for making semiconductor devices, and method for making solar batteryCANON KK·Filed 2001·Granted Aug 5, 2003·86 cites·21 claims
- 3494US6376332B1Composite member and separating method therefor, bonded substrate stack and separating method therefor, transfer method for transfer layer, and SOI substrate manufacturing methodCANON KK·Filed 2000·Granted Apr 23, 2002·93 cites·56 claims
- 3593US6426270B1Substrate processing method and method of manufacturing semiconductor substrateCANON KK·Filed 2000·Granted Jul 30, 2002·82 cites·39 claims
- 3693US6382292B1Method and apparatus for separating composite member using fluidCANON KK·Filed 1998·Granted May 7, 2002·97 cites·20 claims
- 3793US6350702B2Fabrication process of semiconductor substrateCANON KK·Filed 2001·Granted Feb 26, 2002·63 cites·4 claims
- 3891US6946052B2Separating apparatus and processing method for plate memberCANON KK·Filed 2004·Granted Sep 20, 2005·59 cites·12 claims
- 3991US6569748B1Substrate and production method thereofCANON KK·Filed 2000·Granted May 27, 2003·46 cites·15 claims
- 4091US6342433B1Composite member its separation method and preparation method of semiconductor substrate by utilization thereofCANON KK·Filed 1999·Granted Jan 29, 2002·96 cites·57 claims
- 4191US6246068B1Semiconductor article with porous structureCANON KK·Filed 1998·Granted Jun 12, 2001·91 cites·5 claims
- 4291US5840616AMethod for preparing semiconductor memberCANON KK·Filed 1995·Granted Nov 24, 1998·114 cites·24 claims
- 4391US5827755ALiquid crystal image display unit and method for fabricating semiconductor optical memberCANON KK·Filed 1995·Granted Oct 27, 1998·89 cites·41 claims
- 4491US5466631AMethod for producing semiconductor articlesCANON KK·Filed 1995·Granted Nov 14, 1995·121 cites·52 claims
- 4590US11011558B2Energy ray detector, detection apparatus, and equipmentCANON KK·Filed 2018·Granted May 18, 2021·3 cites·24 claims
- 4690US6818104B2Anodizing apparatusCANON KK·Filed 2003·Granted Nov 16, 2004·39 cites·7 claims
- 4790US6746559B2Method and apparatus for separating composite member using fluidCANON KK·Filed 2002·Granted Jun 8, 2004·33 cites·13 claims
- 4890US6605518B1Method of separating composite member and process for producing thin filmCANON KK·Filed 2000·Granted Aug 12, 2003·63 cites·2 claims
- 4990US6475323B1Method and apparatus for separating composite member using fluidCANON KK·Filed 2000·Granted Nov 5, 2002·33 cites·24 claims
- 5089US6972215B2Thin-film semiconductor device and method of manufacturing the sameCANON KK·Filed 2003·Granted Dec 6, 2005·37 cites·12 claims
Showing the top 50 of 170 patent records by PatentIndex Score.
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