Inventor · disambiguated record
Yoshio Fujiwara
Also filed as: FUJIWARA YOSHIO
47 granted patents·3 pending applications·655 citations·filing 1973–2021
98Inventor score
Files withSONY CORP37SHOWA DENKO KK4SUMITOMO SPEC METALS2FUJIMOTO ETSUO1MITSUI MINING & SMELTING CO1
Top patents by PatentIndex Score
50 records- 0197US4522881ACover film for color hard copy printing paperSONY CORP·Filed 1983·Granted Jun 11, 1985·63 cites·6 claims
- 0292US4735847AElectrically conductive adhesive sheet, circuit board and electrical connection structure using the sameSONY CORP·Filed 1987·Granted Apr 5, 1988·144 cites·16 claims
- 0389US4666320AInk ribbon for sublimation transfer type hard copySONY CORP·Filed 1984·Granted May 19, 1987·46 cites·10 claims
- 0486US5560996APrinting paper, dye-receiving layer forming composition for preparing it, ink composition suitable for it, and image forming method using themSONY CORP·Filed 1994·Granted Oct 1, 1996·25 cites·11 claims
- 0584US5462910AComposition for fixing water-color ink, cover film for thermal transfer image using composition for fixing water color-ink, and thermal transfer image recorded mediumSONY CORP·Filed 1994·Granted Oct 31, 1995·49 cites·1 claims
- 0678US4599259ACover film for sublimation transfer type hard copySONY CORP·Filed 1983·Granted Jul 8, 1986·33 cites·8 claims
- 0775US4977136ACover film for hard copy printing paperSONY CORP·Filed 1989·Granted Dec 11, 1990·28 cites·3 claims
- 0872US5470818APrinting sheet comprising a dye receiving layer made of an isocyanate group-containing polymerSONY CORP·Filed 1994·Granted Nov 28, 1995·17 cites·11 claims
- 0968US4033840AThermosetting acryloyloxy-terminate butadiene polymersSONY CORP·Filed 1975·Granted Jul 5, 1977·16 cites·6 claims
- 1064US5470817APrinting sheet and manufacturing method thereforSONY CORP·Filed 1994·Granted Nov 28, 1995·10 cites·2 claims
- 1162US5543453AComposition for fixing water-color ink, cover film for thermal transfer image using composition for fixing water-color ink, and thermal transfer image recorded mediumSONY CORP·Filed 1995·Granted Aug 6, 1996·12 cites·8 claims
- 1260US6878210B2Surface-treating holder having tubular structure and method using the sameSUMITOMO SPEC METALS·Filed 2001·Granted Apr 12, 2005·4 cites·6 claims
- 1360US5393725AThermal transfer system, printing paper and ink ribbon for the thermal transfer systemSONY CORP·Filed 1992·Granted Feb 28, 1995·9 cites·31 claims
- 1458US6281270B1Printing paper, dye-receiving layer forming composition for preparing it, ink composition suitable for it, and image forming method using themSONY CORP·Filed 1997·Granted Aug 28, 2001·12 cites·4 claims
- 1557US5665676APrinting sheet and manufacturing method thereforSONY CORP·Filed 1995·Granted Sep 9, 1997·21 cites·8 claims
- 1655US5608474AImage displaying deviceSONY CORP·Filed 1996·Granted Mar 4, 1997·5 cites·6 claims
- 1754US6063836APrinting paper, dye-receiving layer forming composition for preparing it, ink composition suitable for it, and image forming method using themSONY CORP·Filed 1996·Granted May 16, 2000·7 cites·1 claims
- 1854US5387518AAlkaline protease having stability in solution with anionic surfactant, method for producing the same, use thereof and microorganism producing the sameSHOWA DENKO KK·Filed 1992·Granted Feb 7, 1995·18 cites·3 claims
- 1952US4158725AMethod of manufacturing an adhesiveSONY CORP·Filed 1978·Granted Jun 19, 1979·12 cites·10 claims
- 2051US8025970B2Fishing line and method for production thereofSUNLINE CO LTD·Filed 2005·Granted Sep 27, 2011·2 cites·5 claims
- 2151US6821560B2Surface-treating support member and method using the sameNEOMAX CO LTD·Filed 2001·Granted Nov 23, 2004·1 cites·6 claims
- 2251US3939079AFilter medium which permits increased amount of filtrationMITSUI MINING & SMELTING CO·Filed 1973·Granted Feb 17, 1976·14 cites·6 claims
- 2350US5277992AThermal transfer ink sheetSONY CORP·Filed 1992·Granted Jan 11, 1994·5 cites·6 claims
- 2450US2023309458A1Plant cultivation method and plant-vitalizing agentSHOWA DENKO KK·Filed 2021·Application pending·0 cites
- 2549US2004092485A1Ascorbic acid 2-phosphate metal salt with low calcium contentFiled 2002·Application pending·0 cites
- 2648US6280792B1Surface-treating process using support member having plate-like elementsSUMITOMO SPEC METALS·Filed 1999·Granted Aug 28, 2001·11 cites·5 claims
- 2747US4668560ASublimation transfer type color hard-copy printing paperSONY CORP·Filed 1985·Granted May 26, 1987·11 cites·7 claims
- 2846US6177501B1Printing paper, dye-receiving layer forming composition for preparing it, ink composition suitable for it, and image forming method using themSONY CORP·Filed 1997·Granted Jan 23, 2001·4 cites·16 claims
- 2945US5352362ABrine recycling method and apparatus thereforSHOWA WATER IND CO LTD·Filed 1993·Granted Oct 4, 1994·14 cites·4 claims
- 3045US5278130APrinting sheet for video imagesSONY CORP·Filed 1992·Granted Jan 11, 1994·10 cites·7 claims
- 3142US6953859B2Production process for 5-alkyl-oxazolidin-2,4-dioneSHOWA DENKO KK·Filed 2002·Granted Oct 11, 2005·0 cites·28 claims
- 3242US5402271AVideo tape recorder monitors recording errors and rerecords video signals when errors are detectedSONY CORP·Filed 1993·Granted Mar 28, 1995·5 cites·4 claims
- 3342US4721703ASublimation transfer system color hard copy printing paperSONY CORP·Filed 1983·Granted Jan 26, 1988·7 cites·6 claims
- 3442US2007106033A1Crosslinked polymer having phthalocyanine bonded theretoFUJIMOTO ETSUO·Filed 2004·Application pending·0 cites
- 3541US6344567B1Process for producing ascorbic acid-2-phosphoric ester saltsSHOWA DENKO KK·Filed 2000·Granted Feb 5, 2002·0 cites·8 claims
- 3641US4027063AFlame retardant thermosetting resinSONY CORP·Filed 1975·Granted May 31, 1977·8 cites·15 claims
- 3738US5883232AHydrophobic cationic dyes and thermal transfer ink ribbons using the sameSONY CORP·Filed 1998·Granted Mar 16, 1999·1 cites·4 claims
- 3838US5834600AHydrophobic cationic dyes and thermal transfer ink ribbons using the sameSONY CORP·Filed 1996·Granted Nov 10, 1998·1 cites·5 claims
- 3936US5446012ASheet capable of releasing a thermal transfer image-receiving layer, a method for transferring a thermal trnasfer image-receiving layer from the sheet and a method for forming imagesSONY CORP·Filed 1994·Granted Aug 29, 1995·5 cites·10 claims
- 4035US5238727AHeat transfer ink ribbonSONY CORP·Filed 1991·Granted Aug 24, 1993·1 cites·2 claims
- 4135US4001479ANovel naphthalate polyester fibers, and their end usesTEIJIN LTD·Filed 1975·Granted Jan 4, 1977·4 cites·6 claims
- 4234US4651645ASublimation ink ribbonSONY CORP·Filed 1984·Granted Mar 24, 1987·1 cites·3 claims
- 4333US5589435ASheet capable of releasing a thermal transfer image-receiving layer, a method for transferring a thermal transfer image-receiving layer from the sheet and a method for forming imagesSONY CORP·Filed 1995·Granted Dec 31, 1996·4 cites·10 claims
- 4433US4323659ANon-flammable adhesive compositionsSONY CORP·Filed 1980·Granted Apr 6, 1982·5 cites·11 claims
- 4532US5688737AThermal transfer recording mediumSONY CORP·Filed 1995·Granted Nov 18, 1997·2 cites·9 claims
- 4632US5547739ARecording medium for heat sensitive transfer printingSONY CORP·Filed 1994·Granted Aug 20, 1996·2 cites·6 claims
- 4732US5343334AVideo tape that records, plays back, and rerecords video signals to overcome dropoutsSONY CORP·Filed 1991·Granted Aug 30, 1994·2 cites·2 claims
- 4831US5362702ADye receiving paper for thermal transfer printing of video signalsSONY CORP·Filed 1992·Granted Nov 8, 1994·2 cites·3 claims
- 4930US5292905ACyan dyesSONY CORP·Filed 1992·Granted Mar 8, 1994·0 cites·2 claims
- 5025US4303760AAdhesiveSONY CORP·Filed 1980·Granted Dec 1, 1981·2 cites·4 claims
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