Inventor · disambiguated record
Hidefumi Sera
Also filed as: HORIE IKUTARO · ISHII TSUMORU · SERA HIDEFUMI
49 granted patents·499 citations·filing 1974–2021
98Inventor score
Top patents by PatentIndex Score
49 records- 0191US10336220B2Vehicle seatTOYOTA BOSHOKU KK·Filed 2018·Granted Jul 2, 2019·9 cites·6 claims
- 0289US4066636AMethod of hardening gelatinFUJI PHOTO FILM CO LTD·Filed 1977·Granted Jan 3, 1978·20 cites·7 claims
- 0383US4294921AMethod of hardening gelatinFUJI PHOTO FILM CO LTD·Filed 1980·Granted Oct 13, 1981·17 cites·9 claims
- 0483US4173481AMethod of hardening gelatin and photographic light-sensitive materialFUJI PHOTO FILM CO LTD·Filed 1977·Granted Nov 6, 1979·16 cites·9 claims
- 0582US4268623APhotographic light-sensitive material having a carboxylic acid polymer antistatic layerFUJI PHOTO FILM CO LTD·Filed 1980·Granted May 19, 1981·14 cites·14 claims
- 0677US4618557ALiquid developer for electrostatic photographyFUJI PHOTO FILM CO LTD·Filed 1985·Granted Oct 21, 1986·21 cites·10 claims
- 0776US4828952AElectrophotographic lithographic printing plate precursorFUJI PHOTO FILM CO LTD·Filed 1987·Granted May 9, 1989·20 cites·17 claims
- 0875US4137082APhotographic light-sensitive material hardened with a vinylsulfonyl compoundFUJI PHOTO FILM CO LTD·Filed 1977·Granted Jan 30, 1979·8 cites·6 claims
- 0974US6112664APlate making apparatus with a cutter and punch mechanism formed in one pieceFUJI PHOTO FILM CO LTD·Filed 1999·Granted Sep 5, 2000·15 cites·4 claims
- 1074US4028320AMethod of hardening gelatin using sulfonyl compoundsFUJI PHOTO FILM CO LTD·Filed 1976·Granted Jun 7, 1977·10 cites·8 claims
- 1173US7300613B2Process for producing three-dimensional model, and three-dimensional modelFUJIFILM CORP·Filed 2004·Granted Nov 27, 2007·54 cites·11 claims
- 1272US6474236B1Plate material placement apparatus and methodFUJI PHOTO FILM CO LTD·Filed 2000·Granted Nov 5, 2002·13 cites·15 claims
- 1371US4352873ASilver halide color photographic materialsFUJI PHOTO FILM CO LTD·Filed 1981·Granted Oct 5, 1982·12 cites·9 claims
- 1470US5565290ADesensitizing solution for offset printingFUJI PHOTO FILM CO LTD·Filed 1992·Granted Oct 15, 1996·24 cites·1 claims
- 1569US4111926AHardening agent for gelatin and method for hardening gelatinFUJI PHOTO FILM CO LTD·Filed 1977·Granted Sep 5, 1978·8 cites·13 claims
- 1668US4427768AMethod of hardening gelatinFUJI PHOTO FILM CO LTD·Filed 1982·Granted Jan 24, 1984·7 cites·5 claims
- 1768US4190448ADiffusion transfer photographic material having a crosslinked carboxylic acid polymer layerFUJI PHOTO FILM CO LTD·Filed 1978·Granted Feb 26, 1980·8 cites·24 claims
- 1867US4837102ALiquid developer for electrostatic photographyFUJI PHOTO FILM CO LTD·Filed 1987·Granted Jun 6, 1989·15 cites·19 claims
- 1966US4665002ALiquid developer for electrostatic photographyFUJI PHOTO FILM CO LTD·Filed 1985·Granted May 12, 1987·26 cites·9 claims
- 2066US4358534ASilver halide color photographic light-sensitive elementFUJI PHOTO FILM CO LTD·Filed 1981·Granted Nov 9, 1982·10 cites·3 claims
- 2165US4069048ADiffusion transfer photographic materials with color developer scavengerFUJI PHOTO FILM CO LTD·Filed 1976·Granted Jan 17, 1978·8 cites·38 claims
- 2263US4842975AMethod of making liquid developer for electrostatic photographyFUJI PHOTO FILM CO LTD·Filed 1987·Granted Jun 27, 1989·13 cites·25 claims
- 2363US4072639AUndercoating composition for polyesters containing epoxy compoundsFUJI PHOTO FILM CO LTD·Filed 1976·Granted Feb 7, 1978·16 cites·6 claims
- 2461US4407939APhotographic light-sensitive material with subbing layersFUJI PHOTO FILM CO LTD·Filed 1981·Granted Oct 4, 1983·8 cites·17 claims
- 2560US4792511AElectrophotographic zinc oxide-resin binder lithographic printing plate precursorFUJI PHOTO FILM CO LTD·Filed 1987·Granted Dec 20, 1988·12 cites·12 claims
- 2658US5057389AElectrophotographic lithographic printing plate precursor with over back layerFUJI PHOTO FILM CO LTD·Filed 1989·Granted Oct 15, 1991·10 cites·26 claims
- 2757US4052373AProcess for hardening gelatinFUJI PHOTO FILM CO LTD·Filed 1975·Granted Oct 4, 1977·6 cites·16 claims
- 2857US3948659AMethod of processing color photographic materialsFUJI PHOTO FILM CO LTD·Filed 1974·Granted Apr 6, 1976·10 cites·11 claims
- 2953US4168172AMethod for subbing polyester filmsFUJI PHOTO FILM CO LTD·Filed 1978·Granted Sep 18, 1979·5 cites·7 claims
- 3052US4268627APhotographic light-sensitive materialFUJI PHOTO FILM CO LTD·Filed 1980·Granted May 19, 1981·6 cites·9 claims
- 3151US4341856APhotosensitive lithographic printing plate precursorsFUJI PHOTO FILM CO LTD·Filed 1981·Granted Jul 27, 1982·10 cites·13 claims
- 3250US4291120AHeat developable photosensitive materialFUJI PHOTO FILM CO LTD·Filed 1980·Granted Sep 22, 1981·5 cites·12 claims
- 3349US6354204B1Printing method and deviceFUJI PHOTO FILM CO LTD·Filed 2000·Granted Mar 12, 2002·1 cites·8 claims
- 3447US6176182B1Block copy material for lithographic printing plate material, lithographic press and lithographic printing methodFUJI PHOTO FILM CO LTD·Filed 1998·Granted Jan 23, 2001·11 cites·8 claims
- 3547US4579803ALiquid developer for electrostatic photographyFUJI PHOTO FILM CO LTD·Filed 1985·Granted Apr 1, 1986·7 cites·14 claims
- 3646US11634056B2Vehicle seatTOYOTA BOSHOKU KK·Filed 2021·Granted Apr 25, 2023·0 cites·8 claims
- 3745US11161435B2Vehicle seatTOYOTA BOSHOKU KK·Filed 2020·Granted Nov 2, 2021·0 cites·11 claims
- 3845US5723239ADesensitizing solution for offset printingFUJI PHOTO FILM CO LTD·Filed 1996·Granted Mar 3, 1998·9 cites·5 claims
- 3943US4994342AElectrophotographic lithographic printing plate precursor and a method of developing the sameFUJI PHOTO FILM CO LTD·Filed 1989·Granted Feb 19, 1991·5 cites·20 claims
- 4042US5081499ALiquid developing method and apparatus for electrophotography, and electrodes thereforFUJI PHOTO FILM CO LTD·Filed 1989·Granted Jan 14, 1992·5 cites·29 claims
- 4141US4096137AGelatin hardening agentsFUJI PHOTO FILM CO LTD·Filed 1976·Granted Jun 20, 1978·3 cites·6 claims
- 4239US5424155AElectrophotographic lithographic printing plate precursorFUJI PHOTO FILM CO LTD·Filed 1992·Granted Jun 13, 1995·4 cites·11 claims
- 4337US6170396B1Printing method and device for mounting printing plates via cooperating holes and protrusionsFUJI PHOTO FILM CO LTD·Filed 1999·Granted Jan 9, 2001·5 cites·5 claims
- 4436US5216201ALiquid electrophotographic developing deviceFUJI PHOTO FILM CO LTD·Filed 1990·Granted Jun 1, 1993·4 cites·22 claims
- 4536US4124394AColor diffusion transfer photographic materials with sulfone color developing agent scavengersFUJI PHOTO FILM CO LTD·Filed 1976·Granted Nov 7, 1978·2 cites·15 claims
- 4635US4929526AElectrophotographic lithographic printing plate precursorFUJI PHOTO FILM CO LTD·Filed 1989·Granted May 29, 1990·3 cites·54 claims
- 4734US5319422ALiquid electrophotographic developing device and method thereofFUJI PHOTO FILM CO LTD·Filed 1992·Granted Jun 7, 1994·3 cites·17 claims
- 4832US5378564AElectrophotographic lithographic printing plate precursorFUJI PHOTO FILM CO LTD·Filed 1993·Granted Jan 3, 1995·1 cites·15 claims
- 4930US5543258AOriginal forme for electrophotograhic planographyFUJI PHOTO FILM CO LTD·Filed 1994·Granted Aug 6, 1996·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →