Inventor · disambiguated record
Shigemi Hirasawa
Also filed as: HIRASAWA SHIGEMI
38 granted patents·24 pending applications·162 citations·filing 1973–2010
97Inventor score
Top patents by PatentIndex Score
62 records- 0192US7332856B2Image display deviceHITACHI DISPLAYS LTD·Filed 2005·Granted Feb 19, 2008·19 cites·14 claims
- 0287US6713947B2Display device and method of manufacturing the sameHITACHI LTD·Filed 2002·Granted Mar 30, 2004·25 cites·9 claims
- 0380US8075961B2Display apparatusSAWAI YUICHI·Filed 2010·Granted Dec 13, 2011·6 cites·11 claims
- 0479US8022000B2Display device and production method thereofHITACHI DISPLAYS LTD·Filed 2007·Granted Sep 20, 2011·5 cites·8 claims
- 0579US7501751B2Display device and method of manufacturing sameHITACHI DISPLAYS LTD·Filed 2007·Granted Mar 10, 2009·4 cites·6 claims
- 0679US7429819B2Display deviceHITACHI DISPLAYS LTD·Filed 2005·Granted Sep 30, 2008·5 cites·8 claims
- 0774US7053544B2Display deviceHITACHI DISPLAYS LTD·Filed 2003·Granted May 30, 2006·9 cites·9 claims
- 0874US6611312B2Display device including outer frame with some neighboring wall members that are engaged with each other have oblique surfacesHITACHI LTD·Filed 2002·Granted Aug 26, 2003·11 cites·11 claims
- 0972US7348721B2Display deviceHITACHI DISPLAYS LTD·Filed 2006·Granted Mar 25, 2008·2 cites·11 claims
- 1065US8071183B2Display apparatusSAWAI YUICHI·Filed 2007·Granted Dec 6, 2011·1 cites·16 claims
- 1165US7755269B2Spacer and image display panel using the sameHITACHI DISPLAYS LTD·Filed 2007·Granted Jul 13, 2010·1 cites·18 claims
- 1265US7233103B2Image display deviceHITACHI DISPLAYS LTD·Filed 2005·Granted Jun 19, 2007·1 cites·13 claims
- 1364US7427827B2Image display device and manufacturing method of the sameHITACHI DISPLAYS LTD·Filed 2006·Granted Sep 23, 2008·1 cites·10 claims
- 1464US5028836AColor cathode ray tube of shadow mask typeHITACHI LTD·Filed 1989·Granted Jul 2, 1991·11 cites·19 claims
- 1563US6958570B2Display deviceHITACHI DEVICE ENG·Filed 2003·Granted Oct 25, 2005·4 cites·17 claims
- 1661US7190107B2Display devices provided with an arrangement of electron sources and control electrodesHITACHI DISPLAYS LTD·Filed 2003·Granted Mar 13, 2007·4 cites·2 claims
- 1761US4760310ACathode-ray tubes and coating materials thereforHITACHI POWDERED METALS·Filed 1986·Granted Jul 26, 1988·12 cites·3 claims
- 1860US6717352B2Display deviceHITACHI LTD·Filed 2002·Granted Apr 6, 2004·4 cites·19 claims
- 1958US7304423B2Emissive display deviceHITACHI LTD·Filed 2003·Granted Dec 4, 2007·2 cites·7 claims
- 2056US7282851B2Display deviceHITACHI DISPLAYS LTD·Filed 2006·Granted Oct 16, 2007·0 cites·9 claims
- 2155US2006240179A1Method of manufacturing a display device having an electron sourceSASAKI SUSUMU·Filed 2006·Application pending·0 cites
- 2254US7319286B2Display deviceHITACHI DISPLAYS LTD·Filed 2005·Granted Jan 15, 2008·0 cites·7 claims
- 2353US7385343B2Display deviceHITACHI DISPLAYS LTD·Filed 2003·Granted Jun 10, 2008·2 cites·14 claims
- 2452US2005179362A1Display device and method of manufacturing the sameFiled 2005·Application pending·0 cites
- 2551US2008180019A1Image display deviceHITACHI DISPLAYS LTD·Filed 2007·Application pending·0 cites
- 2650US2007247058A1Self-luminous display deviceINOUE YUICHI·Filed 2007·Application pending·0 cites
- 2749US7221086B2Display device including a shield memberHITACHI DISPLAYS LTD·Filed 2003·Granted May 22, 2007·1 cites·5 claims
- 2849US6936958B2Display deviceHITACHI LTD·Filed 2002·Granted Aug 30, 2005·1 cites·15 claims
- 2949US6822388B2Display device with plate-like control electrodesHITACHI LTD·Filed 2003·Granted Nov 23, 2004·1 cites·30 claims
- 3049US4857795AInternal magnetic shield support apparatus for color picture tubeHITACHI LTD·Filed 1987·Granted Aug 15, 1989·7 cites·19 claims
- 3149US2008048552A1Image display deviceITO HIROSHI·Filed 2007·Application pending·0 cites
- 3249US2007290602A1Image display device and manufacturing method of the sameHOSOTANI NOBUHIKO·Filed 2007·Application pending·0 cites
- 3348US7408298B2Image display deviceHITACHI DISPLAYS LTD·Filed 2005·Granted Aug 5, 2008·0 cites·14 claims
- 3448US2007069630A1Image display deviceKIJIMA YUUICHI·Filed 2006·Application pending·0 cites
- 3548US2007200476A1Display deviceKIJIMA YUUICHI·Filed 2007·Application pending·0 cites
- 3647US7327075B2Image display device with support member between front and rear substratesHITACHI DISPLAYS LTD·Filed 2005·Granted Feb 5, 2008·0 cites·7 claims
- 3747US5757117ACathode ray tube with conductive silicon adhesiveHITACHI LTD·Filed 1996·Granted May 26, 1998·9 cites·13 claims
- 3847US2005082959A1Emissive display deviceFiled 2004·Application pending·0 cites
- 3946US4403170AColor picture tubesHITACHI LTD·Filed 1980·Granted Sep 6, 1983·5 cites·10 claims
- 4046US2007057622A1Display deviceHIRASAWA SHIGEMI·Filed 2006·Application pending·0 cites
- 4145US7417366B2Display deviceHITACHI DISPLAYS LTD·Filed 2005·Granted Aug 26, 2008·0 cites·12 claims
- 4245US7129630B2Display deviceHITACHI DISPLAYS LTD·Filed 2003·Granted Oct 31, 2006·0 cites·6 claims
- 4345US3967985AProcess for treating surfaces of a perforated maskHITACHI LTD·Filed 1973·Granted Jul 6, 1976·4 cites·13 claims
- 4445US2005269927A1Image display deviceHITACHI DISPLAYS LTD·Filed 2005·Application pending·0 cites
- 4545US2006033419A1Image display deviceHIRASAWA SHIGEMI·Filed 2005·Application pending·0 cites
- 4644US2008315748A1Display DeviceKITADA TAKAAKI·Filed 2008·Application pending·0 cites
- 4744US2005206291A1Display deviceHIRASAWA SHIGEMI·Filed 2005·Application pending·0 cites
- 4844US2006186788A1Image display deviceHITACHI LTD·Filed 2006·Application pending·0 cites
- 4944US2007159057A1Image Display DeviceKANEKO YOSHIYUKI·Filed 2007·Application pending·0 cites
- 5044US2006290261A1Bonding materialSAWAI YUICHI·Filed 2006·Application pending·0 cites
Showing the top 50 of 62 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →