Inventor · disambiguated record
Hideo Hagiwara
Also filed as: HAGIWARA HIDEO
27 granted patents·1 pending application·333 citations·filing 1985–2006
97Inventor score
Files withHITACHI CHEMICAL CO LTD17HITACHI LTD2KOMATSU MFG CO LTD2FUJI PHOTO FILM CO LTD1HITACHI CHEMICAL COMPANY CO1
Top patents by PatentIndex Score
28 records- 0192US4593814AMagnetic tape cassette storing caseFUJI PHOTO FILM CO LTD·Filed 1985·Granted Jun 10, 1986·50 cites·4 claims
- 0288US7270365B2Spare tire storage structureNISSAN MOTOR·Filed 2006·Granted Sep 18, 2007·21 cites·14 claims
- 0385US5484685ANaphthalocyanine derivatives, production thereof, optical recording medium using the same, and production thereofHITACHI LTD·Filed 1991·Granted Jan 16, 1996·23 cites·25 claims
- 0483US5268485ANaphthalocyanine derivatives, production thereof and optical recording medium using the sameHITACHI CHEMICAL CO LTD·Filed 1991·Granted Dec 7, 1993·18 cites·6 claims
- 0582US5472823APhotosensitive resin compositionHITACHI CHEMICAL CO LTD·Filed 1993·Granted Dec 5, 1995·30 cites·5 claims
- 0682US5217856ATetraazaporphin, process for producing the same, as well as optical recording media using the same and production processes thereofHITACHI CHEMICAL CO LTD·Filed 1989·Granted Jun 8, 1993·14 cites·6 claims
- 0781US5034309ANaphthalocyanine derivatives and their use in optical recording mediumHITACHI CHEMICAL CO LTD·Filed 1988·Granted Jul 23, 1991·13 cites·20 claims
- 0869US6071667APhotosensitive resin composition containing a photosensitive polyamide resinHITACHI CHEMICAL CO LTD·Filed 1996·Granted Jun 6, 2000·17 cites·18 claims
- 0966US5214188A2,3-dicyanonaphthalene derivativesHITACHI LTD·Filed 1991·Granted May 25, 1993·7 cites·6 claims
- 1064US5847071APhotosensitive resin compositionHITACHI CHEMICAL CO LTD·Filed 1997·Granted Dec 8, 1998·6 cites·17 claims
- 1163US5856059APhotosensitive resin compositionHITACHI CHEMICAL CO LTD·Filed 1996·Granted Jan 5, 1999·16 cites·28 claims
- 1259US6309791B1Polyimide precursor, polyimide and their useHITACHI CHEMICAL CO LTD·Filed 2000·Granted Oct 30, 2001·3 cites·24 claims
- 1359US5668248APhotosensitive resin compositionHITACHI CHEMICAL CO LTD·Filed 1995·Granted Sep 16, 1997·11 cites·9 claims
- 1453US5996621ACirculating drainage system for sewage pipe installation workKOMATSU MFG CO LTD·Filed 1996·Granted Dec 7, 1999·25 cites·5 claims
- 1551US5811218APhotoinitiator compositions including amino acids, coumarin and titanocene and photosensitive materials using the sameHITACHI CHEMICAL CO LTD·Filed 1995·Granted Sep 22, 1998·17 cites·4 claims
- 1649US6991210B2Actuator for driving a valveTOMOE TECHNICAL RES COMPANY LT·Filed 2003·Granted Jan 31, 2006·4 cites·11 claims
- 1745US5456770AAmorphous magnetic alloy with high magnetic flux densityNIPPON STEEL CORP·Filed 1994·Granted Oct 10, 1995·8 cites·2 claims
- 1845US5039600ANaphthalocyanine derivatives, production thereof, optical recording medium using the same, and production thereofHITACHI CHEMICAL CO LTD·Filed 1990·Granted Aug 13, 1991·5 cites·35 claims
- 1943US5110968ANaphthalocyanine derivatives, production thereof, optical recording medium using the same, and production thereofHITACHI CHEMICAL CO LTD·Filed 1991·Granted May 5, 1992·4 cites·2 claims
- 2041US4790590ACorner bracket of side door for automobileTOYODA GOSEI KK·Filed 1986·Granted Dec 13, 1988·12 cites·12 claims
- 2140US5284943ATatraazaporphin, process for producing the same, as well as optical recording media using the same and production processes thereofHITACHI CHEMICAL COMPANY CO·Filed 1992·Granted Feb 8, 1994·8 cites·14 claims
- 2240US5075203ANaphthalocyanine derivatives, production thereof and optical recording medium using the sameHITACHI CHEMICAL CO LTD·Filed 1989·Granted Dec 24, 1991·7 cites·34 claims
- 2337US6194126B1Pattern-forming process using photosensitive resin compositionHITACHI CHEMICAL CO LTD·Filed 1998·Granted Feb 27, 2001·3 cites·20 claims
- 2433US7153631B2Pattern-forming process using photosensitive resin compositionHITACHI CHEMICAL CO LTD·Filed 2003·Granted Dec 26, 2006·0 cites·32 claims
- 2532US6012477ACirculating drainage system for sewage pipe installation workKOMATSU MFG CO LTD·Filed 1996·Granted Jan 11, 2000·8 cites·13 claims
- 2632US2002004177A1Photosensitive resin compositionFiled 2000·Application pending·0 cites
- 2731US6197475B1Positive type photosensitive resin composition containing an alkali-soluble polymer and a compound which forms an amine compound with irradiation of lightHITACHI CHEMICAL CO LTD·Filed 1994·Granted Mar 6, 2001·2 cites·16 claims
- 2831US6143475APolyimide precursor, polyimide and their useHITACHI CHEMICAL CO LTD·Filed 1998·Granted Nov 7, 2000·1 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →