Inventor · disambiguated record
Ichio Yudasaka
Also filed as: YUDASAKA ICHIO
63 granted patents·9 pending applications·3,866 citations·filing 1992–2014
99Inventor score
Files withSEIKO EPSON CORP67CAMBRIDGE DISPLAY TECH LTD1CAMBRIDGE DISPLAY TECHNOLOGY1JSR CORP1TANAKA HIDEKI1
Top patents by PatentIndex Score
72 records- 0198US7364939B2Active matrix display deviceSEIKO EPSON CORP·Filed 2005·Granted Apr 29, 2008·41 cites·6 claims
- 0298US7273801B2Method of forming thin film patterning substrate including formation of banksSEIKO EPSON CORP·Filed 2005·Granted Sep 25, 2007·142 cites·17 claims
- 0398US7214959B2Method of forming thin film patterning substrate including formation of banksSEIKO EPSON CORP·Filed 2005·Granted May 8, 2007·159 cites·47 claims
- 0498US7015503B2Method of forming thin film patterning substrate including formation of banksSEIKO EPSON CORP·Filed 2003·Granted Mar 21, 2006·180 cites·34 claims
- 0598US6518700B1Organic light-emitting devicesCAMBRIDGE DISPLAY TECH LTD·Filed 2000·Granted Feb 11, 2003·193 cites·23 claims
- 0698US5989945AThin film device provided with coating film, liquid crystal panel and electronic device, and method for making the thin film deviceSEIKO EPSON CORP·Filed 1997·Granted Nov 23, 1999·182 cites·57 claims
- 0797US7932518B2Method of forming thin film patterning substrate including formation of banksSEIKO EPSON CORP·Filed 2008·Granted Apr 26, 2011·67 cites·6 claims
- 0897US7442955B2Method of forming thin film patterning substrate including formation of banksSEIKO EPSON CORP·Filed 2005·Granted Oct 28, 2008·77 cites·3 claims
- 0996US6767775B1Method of manufacturing thin-film transistorSEIKO EPSON CORP·Filed 2000·Granted Jul 27, 2004·97 cites·42 claims
- 1096US6518087B1Method for manufacturing solar batterySEIKO EPSON CORP·Filed 2000·Granted Feb 11, 2003·129 cites·16 claims
- 1196US6514801B1Method for manufacturing thin-film transistorSEIKO EPSON CORP·Filed 2000·Granted Feb 4, 2003·109 cites·36 claims
- 1295US6642651B2Active matrix display deviceSEIKO EPSON CORP·Filed 2002·Granted Nov 4, 2003·78 cites·19 claims
- 1395US6593591B2Thin film device provided with coating film, liquid crystal panel and electronic device, and method the thin film deviceSEIKO EPSON CORP·Filed 1999·Granted Jul 15, 2003·86 cites·41 claims
- 1495US6541354B1Method for forming silicon filmSEIKO EPSON CORP·Filed 2000·Granted Apr 1, 2003·102 cites·21 claims
- 1594US6885148B2Active matrix display deviceSEIKO EPSON CORP·Filed 2003·Granted Apr 26, 2005·75 cites·8 claims
- 1694US6373453B1Active matrix displaySEIKO EPSON CORP·Filed 1998·Granted Apr 16, 2002·250 cites·12 claims
- 1794US5563427AActive matrix panel and manufacturing method including TFTs having variable impurity concentration levelsSEIKO EPSON CORP·Filed 1994·Granted Oct 8, 1996·196 cites·27 claims
- 1893US8159124B2Active matrix display deviceYUDASAKA ICHIO·Filed 2008·Granted Apr 17, 2012·21 cites·10 claims
- 1993US6734839B2Active matrix display deviceSEIKO EPSON CORP·Filed 2002·Granted May 11, 2004·78 cites·25 claims
- 2093US6359606B1Active matrix displaySEIKO EPSON CORP·Filed 1998·Granted Mar 19, 2002·293 cites·17 claims
- 2193US5414547ALiquid crystal display device and manufacturing method thereforSEIKO EPSON CORP·Filed 1992·Granted May 9, 1995·238 cites·34 claims
- 2292US6884700B2Method of manufacturing device, device, and electronic apparatusSEIKO EPSON CORP·Filed 2003·Granted Apr 26, 2005·63 cites·31 claims
- 2392US6380672B1Active matrix display deviceSEIKO EPSON CORP·Filed 1998·Granted Apr 30, 2002·208 cites·35 claims
- 2491US6755983B2Thin film formation method, display, and color filterSEIKO EPSON CORP·Filed 2002·Granted Jun 29, 2004·54 cites·6 claims
- 2590US6498049B1Display devicesCAMBRIDGE DISPLAY TECHNOLOGY·Filed 2000·Granted Dec 24, 2002·91 cites·21 claims
- 2688US6881501B2Organic electro-luminescence element and the manufacturing method thereofSEIKO EPSON CORP·Filed 2001·Granted Apr 19, 2005·55 cites·10 claims
- 2787US7067337B2Thin film device provided with coating film, liquid crystal panel and electronic device, and method for making the thin film deviceSEIKO EPSON CORP·Filed 2002·Granted Jun 27, 2006·27 cites·16 claims
- 2887US6541918B1Active-matrix emitting apparatus and fabrication method thereforSEIKO EPSON CORP·Filed 1999·Granted Apr 1, 2003·69 cites·17 claims
- 2986US7229859B2Thin film device provided with coating film, liquid crystal panel and electronic device, and method for making the thin film deviceSEIKO EPSON CORP·Filed 2003·Granted Jun 12, 2007·27 cites·6 claims
- 3086US6476988B1Thin film forming method, display, and color filterSEIKO EPSON CORP·Filed 1999·Granted Nov 5, 2002·140 cites·2 claims
- 3185US7348224B2Method for manufacturing thin film transistor, electro-optical device and electronic apparatusSEIKO EPSON CORP·Filed 2005·Granted Mar 25, 2008·9 cites·18 claims
- 3284US6864133B2Device, method of manufacturing device, electro-optic device, and electronic equipmentSEIKO EPSON CORP·Filed 2003·Granted Mar 8, 2005·34 cites·19 claims
- 3383US5953582AActive matrix panel manufacturing method including TFTS having variable impurity concentration levelsSEIKO EPSON CORP·Filed 1997·Granted Sep 14, 1999·59 cites·6 claims
- 3481US7405134B2Method of manufacturing a semiconductor device and electronic equipmentSEIKO EPSON CORP·Filed 2005·Granted Jul 29, 2008·7 cites·16 claims
- 3581US6967352B2Thin film formation method, display, and color filterSEIKO EPSON CORP·Filed 2004·Granted Nov 22, 2005·22 cites·11 claims
- 3681US6846513B2Method for fabricating a silicon thin-filmSEIKO EPSON CORP·Filed 2001·Granted Jan 25, 2005·25 cites·4 claims
- 3780US8723015B2Photoelectric conversion device, image display, method of manufacturing photoelectric conversion device, and method of manufacturing image displayTANAKA HIDEKI·Filed 2006·Granted May 13, 2014·4 cites·4 claims
- 3879US7288792B2Method of manufacturing semiconductor device, method of manufacturing electronic apparatus, semiconductor device, and electronic apparatusSEIKO EPSON CORP·Filed 2005·Granted Oct 30, 2007·8 cites·12 claims
- 3978US7141492B2Method for forming thin-film, apparatus for forming thin-film, method for manufacturing semiconductor device, electro-optical unit, and electronic apparatusSEIKO EPSON CORP·Filed 2003·Granted Nov 28, 2006·21 cites·11 claims
- 4076US7524718B2Method for manufacturing photoelectric transducer, and electronic apparatusSEIKO EPSON CORP·Filed 2006·Granted Apr 28, 2009·4 cites·13 claims
- 4176US7118943B2Production method of a thin film device, production method of a transistor, electro-optical apparatus and electronic equipmentSEIKO EPSON CORP·Filed 2003·Granted Oct 10, 2006·17 cites·24 claims
- 4273US7294155B2Coating apparatus, thin film forming method, thin film forming apparatus, and semiconductor device manufacturing method, electro-optic device and electronic instrumentSEIKO EPSON CORP·Filed 2004·Granted Nov 13, 2007·13 cites·20 claims
- 4371US9142703B2Method of manufacturing photoelectric conversion device, and method of manufacturing image displaySEIKO EPSON CORP·Filed 2014·Granted Sep 22, 2015·0 cites·4 claims
- 4467US6580129B2Thin-film transistor and its manufacturing methodSEIKO EPSON CORP·Filed 2001·Granted Jun 17, 2003·14 cites·12 claims
- 4566US7647505B2Recording medium, recording medium reading/writing apparatus, and method of using recording mediumSEIKO EPSON CORP·Filed 2003·Granted Jan 12, 2010·14 cites·17 claims
- 4666US6770936B2Thin film transistors, and liquid crystal display device and electronic apparatus using the sameSEIKO EPSON CORP·Filed 1997·Granted Aug 3, 2004·28 cites·15 claims
- 4765US6933571B2Thin film transistors, liquid crystal display device and electronic apparatus using the sameSEIKO EPSON CORP·Filed 2004·Granted Aug 23, 2005·10 cites·4 claims
- 4863US7524734B2Wiring substrate, electro-optic device, electric apparatus, method of manufacturing wiring substrate, method of manufacturing electro-optic device, and method of manufacturing electric apparatusSEIKO EPSON CORP·Filed 2006·Granted Apr 28, 2009·2 cites·11 claims
- 4961US2010045577A1Active matrix display deviceSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 5061US2009303165A1Active matrix display deviceSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
Showing the top 50 of 72 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →