Inventor · disambiguated record
Tatsuo Ishikawa
Also filed as: ICHIKAWA HACHIRO · ISHIKAWA TATSUO
36 granted patents·8 pending applications·753 citations·filing 1973–2024
98Inventor score
Files withFUJIFILM CORP15YOSHIDA INDUSTRY CO8FUJI PHOTO FILM CO LTD6ASAHI CHEMICAL IND4NIPPON LIGHT METAL CO2
Top patents by PatentIndex Score
44 records- 0198US4146663AComposite fabric combining entangled fabric of microfibers and knitted or woven fabric and process for producing sameASAHI CHEMICAL IND·Filed 1977·Granted Mar 27, 1979·128 cites·20 claims
- 0292US3958066AConductive synthetic fibersASAHI CHEMICAL IND·Filed 1973·Granted May 18, 1976·69 cites·11 claims
- 0390US4518554AMethod and apparatus for molding a tubular container with a capYOSHIDA INDUSTRY CO·Filed 1983·Granted May 21, 1985·50 cites·4 claims
- 0486US4980115AMethod for making an injection-molded product having a partly thin portionYOSHIDA INDUSTRY CO·Filed 1989·Granted Dec 25, 1990·52 cites·4 claims
- 0584US6382448B1Housing case and a method of making thereofYOSHIDA KOGYO KK·Filed 2000·Granted May 7, 2002·49 cites·12 claims
- 0683US5615803ATube containerYOSHIDA KOGYO KK·Filed 1995·Granted Apr 1, 1997·67 cites·6 claims
- 0783US4151061AAluminum electrolytic cellNIPPON LIGHT METAL CO·Filed 1977·Granted Apr 24, 1979·26 cites·9 claims
- 0880US4820149AApparatus for manufacturing an injection-molded product having a partly thin portionYOSHIDA INDUSTRY CO·Filed 1987·Granted Apr 11, 1989·42 cites·9 claims
- 0979US5958565AMagnetic recording tape favorably employable for computer data storageFUJI PHOTO FILM CO LTD·Filed 1997·Granted Sep 28, 1999·31 cites·32 claims
- 1077US7381485B2Magnetic recording tapeFUJIFILM CORP·Filed 2005·Granted Jun 3, 2008·3 cites·15 claims
- 1173US10899927B2Curable composition, cured film, light blocking film, solid-state imaging element, solid-state imaging device, and manufacturing method of cured filmFUJIFILM CORP·Filed 2019·Granted Jan 26, 2021·0 cites·16 claims
- 1272US7045227B2Magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 2004·Granted May 16, 2006·8 cites·15 claims
- 1372US5076470ATube containerYOSHIDA INDUSTRY CO·Filed 1990·Granted Dec 31, 1991·33 cites·5 claims
- 1472US2023331960A1Composition, magnetic particle-containing cured substance, and electronic componentFUJIFILM CORP·Filed 2023·Application pending·0 cites
- 1571US12278032B2Photosensitive resin composition, cured film, inductor and antennaFUJIFILM CORP·Filed 2021·Granted Apr 15, 2025·0 cites·17 claims
- 1667US2022332953A1Composition, film, cured film, manufacturing method of cured film, and electronic componentFUJIFILM CORP·Filed 2022·Application pending·0 cites
- 1767US2024363275A1Method for producing composition, magnetic material, and electronic componentFUJIFILM CORP·Filed 2024·Application pending·0 cites
- 1866US3936394APolymer adsorbents and method for manufacture thereofASAHI CHEMICAL IND·Filed 1973·Granted Feb 3, 1976·19 cites·16 claims
- 1965US8460806B2Magnetic tape cartridgeISHIKAWA TATSUO·Filed 2010·Granted Jun 11, 2013·2 cites·8 claims
- 2065US5219373AMethod of fabricating tube containerYOSHIDA INDUSTRY CO·Filed 1991·Granted Jun 15, 1993·26 cites·5 claims
- 2162US6991862B2Magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 2004·Granted Jan 31, 2006·4 cites·9 claims
- 2262US2023238164A1Composition, magnetic particle-containing film, and electronic componentFUJIFILM CORP·Filed 2023·Application pending·0 cites
- 2360US4252177AApparatus for loading cylindrical insertsUBE INDUSTRIES·Filed 1979·Granted Feb 24, 1981·7 cites·5 claims
- 2459US2022375668A1Magnetic particle-containing composition, magnetic particle-containing film, and electronic componentFUJIFILM CORP·Filed 2022·Application pending·0 cites
- 2558US4682305AStorage systemTOSHIBA KK·Filed 1984·Granted Jul 21, 1987·21 cites·18 claims
- 2656US11624001B2Light-shielding composition, cured film, color filter, light-shielding film, solid-state imaging element, and image display deviceFUJIFILM CORP·Filed 2020·Granted Apr 11, 2023·0 cites·13 claims
- 2756US2023420167A1Composition, magnetic particle-containing cured substance, magnetic particle-introduced substrate, and electronic materialFUJIFILM CORP·Filed 2023·Application pending·0 cites
- 2855US6346310B1Magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1998·Granted Feb 12, 2002·11 cites·11 claims
- 2954US11155703B2Curable composition, manufacturing method of curable composition, cured film, manufacturing method of cured film, color filter, solid-state imaging element, solid-state imaging device, and infrared sensorFUJIFILM CORP·Filed 2019·Granted Oct 26, 2021·0 cites·24 claims
- 3053US2022206387A1Photosensitive composition, cured film, color filter, light shielding film, optical element, solid-state imaging element, infrared sensor, and headlight unitFUJIFILM CORP·Filed 2022·Application pending·0 cites
- 3152US12072568B2Light-shielding resin composition, cured film, color filter, light-shielding film, solid-state imaging element, and image display deviceFUJIFILM CORP·Filed 2020·Granted Aug 27, 2024·0 cites·23 claims
- 3252US4635826ATube container for receiving semifluid materialYOSHIDA INDUSTRY CO·Filed 1986·Granted Jan 13, 1987·22 cites·3 claims
- 3352US4496513ATubular container molding method and apparatusYOSHIDA INDUSTRY CO·Filed 1983·Granted Jan 29, 1985·15 cites·2 claims
- 3452US4135994AProcess for electrolytically producing aluminumNIPPON LIGHT METAL CO·Filed 1977·Granted Jan 23, 1979·8 cites·9 claims
- 3550US7368189B2Magnetic recording mediumFUJIFILM CORP·Filed 2005·Granted May 6, 2008·0 cites·18 claims
- 3650US7349182B2Magnetic recording mediumFUJIFILM CORP·Filed 2005·Granted Mar 25, 2008·0 cites·8 claims
- 3749US6129979AMagnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1998·Granted Oct 10, 2000·8 cites·26 claims
- 3849US4774012ACobalt-containing ferromagnetic iron oxide powder and process for producing the sameISHIHARA MINING & CHEMICAL CO·Filed 1987·Granted Sep 27, 1988·7 cites·12 claims
- 3949US4679576AVanity caseYOSHIDA INDUSTRY CO·Filed 1985·Granted Jul 14, 1987·23 cites·20 claims
- 4043US4178984AApparatus for supplying inserts to the metal mold of injection molding machinesUBE INDUSTRIES·Filed 1978·Granted Dec 18, 1979·8 cites·6 claims
- 4142US2004123445A1Method of producing polygonal ring-shaped machine parts having complex cross-sectionFiled 2003·Application pending·0 cites
- 4240US6338896B1Magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 1999·Granted Jan 15, 2002·4 cites·11 claims
- 4336US4085174AProcess for spinning modified synthetic fibersASAHI CHEMICAL IND·Filed 1975·Granted Apr 18, 1978·7 cites·5 claims
- 4432US5321078AThermoplastic resin composition and molded articles obtained therefromHITACHI CHEMICAL CO LTD·Filed 1992·Granted Jun 14, 1994·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →