Inventor · disambiguated record
Toshiro Takahashi
Also filed as: IKEGAYA MASASHI · TAKAHASHI TOSHIRO
78 granted patents·7 pending applications·1,251 citations·filing 1973–2010
99Inventor score
Files withHITACHI LTD22FUJI PHOTO FILM CO LTD18FUJIFILM CORP8RIKEN KEIKINZOKU KOGYO KK7TAKAHASHI TOSHIRO5
Top patents by PatentIndex Score
85 records- 0195US7855369B2Radiation imaging elementFUJIFILM CORP·Filed 2008·Granted Dec 21, 2010·38 cites·14 claims
- 0292US5941673ALoading and unloading apparatus for sheet material and method thereof and pallet used for the apparatusAMADA METRECS CO·Filed 1998·Granted Aug 24, 1999·53 cites·7 claims
- 0392US3957620AProcess for treating heavy oilDAIKYO OIL CO LTD·Filed 1973·Granted May 18, 1976·129 cites·1 claims
- 0489US4740453ASilver halide photosensitive material containing a compound capable of releasing a photographically useful groupFUJI PHOTO FILM CO LTD·Filed 1985·Granted Apr 26, 1988·23 cites·16 claims
- 0587US6774695B2Level shift circuit and semiconductor integrated circuitRENESAS TECH CORP·Filed 2001·Granted Aug 10, 2004·35 cites·17 claims
- 0687US5872471ASimultaneous bidirectional transmission circuitHITACHI LTD·Filed 1996·Granted Feb 16, 1999·62 cites·16 claims
- 0785US10135032B2Method for producing light-emitting display device, light-emitting display device and light-emitting displayAIBA SATOSHI·Filed 2010·Granted Nov 20, 2018·6 cites·18 claims
- 0885US5132555ASemiconductor integrated circuitHITACHI LTD·Filed 1991·Granted Jul 21, 1992·59 cites·38 claims
- 0985US4879204ASilver halide photographic element containing anhydazine compound and specific dyesFUJI PHOTO FILM CO LTD·Filed 1988·Granted Nov 7, 1989·19 cites·16 claims
- 1083US5047274AAnnodized aluminum substrate for a magnetic recording disk in which pores are filled with a non magnetic material and the surface polished and etchedTSUYA NOBORU·Filed 1988·Granted Sep 10, 1991·27 cites·2 claims
- 1183US4925738ASubstrate for a magnetic disk and process for its productionTSUYA NOBORU·Filed 1988·Granted May 15, 1990·23 cites·2 claims
- 1283US4803149ASilver halide photographic materialsFUJI PHOTO FILM CO LTD·Filed 1986·Granted Feb 7, 1989·16 cites·12 claims
- 1381US4039355AAluminum alloy shapesRIKEN LIGHT METAL IND COMPANY·Filed 1975·Granted Aug 2, 1977·23 cites·2 claims
- 1480US3930966AMethod of forming colored oxide film on aluminum or aluminum alloyRIKEN LIGHT METAL IND COMPANY·Filed 1974·Granted Jan 6, 1976·19 cites·5 claims
- 1579US6946893B2Level shift circuit and semiconductor integrated circuitHITACHI ULSI SYS CO LTD·Filed 2004·Granted Sep 20, 2005·20 cites·4 claims
- 1679US6433398B1Semiconductor integrated circuit deviceHITACHI LTD·Filed 2000·Granted Aug 13, 2002·18 cites·37 claims
- 1777US4028795AMethod of manufacturing extruded structural profiles from aluminum based metal scrapsRIKEN KEIKINZOKU KOGYO KK·Filed 1975·Granted Jun 14, 1977·22 cites·1 claims
- 1876US5285119ASemiconductor integrated tri-state circuitry with test meansHITACHI LTD·Filed 1992·Granted Feb 8, 1994·38 cites·9 claims
- 1975US8093805B2Vapor deposition mask, organic electroluminescent display device, and manufacturing method thereforSAKAMOTO YOSHIAKI·Filed 2006·Granted Jan 10, 2012·6 cites·10 claims
- 2075US5311048ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1991·Granted May 10, 1994·39 cites·8 claims
- 2175US4699873ANegative silver halide photographic light-sensitive materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted Oct 13, 1987·12 cites·21 claims
- 2272US8022901B2Current control driver and display deviceFUJIFILM CORP·Filed 2007·Granted Sep 20, 2011·2 cites·20 claims
- 2372US7750557B2Organic electroluminescent display deviceFUJIFILM CORP·Filed 2006·Granted Jul 6, 2010·3 cites·12 claims
- 2472US5085970AImage forming methodFUJI PHOTO FILM CO LTD·Filed 1990·Granted Feb 4, 1992·8 cites·12 claims
- 2572US5074971AProcess for preparing magnetic diskTSUYA NOBORU·Filed 1990·Granted Dec 24, 1991·18 cites·7 claims
- 2672US4929535AHigh contrast negative image-forming processFUJI PHOTO FILM CO LTD·Filed 1988·Granted May 29, 1990·11 cites·6 claims
- 2772US4650708AMagnetic recording material and a method for producing the sameTAKAHASHI TOSHIRO·Filed 1984·Granted Mar 17, 1987·27 cites·9 claims
- 2871US5209837AProcess for preparing magnetic diskTSUYA NOBORU·Filed 1991·Granted May 11, 1993·20 cites·1 claims
- 2970US4762769ASilver halide photographic materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted Aug 9, 1988·10 cites·9 claims
- 3070US4184927AProcess and apparatus for effecting surface treatment of workpiecesRIKEN KEIKINZOKU KOGYO KK·Filed 1977·Granted Jan 22, 1980·15 cites·6 claims
- 3169US7053670B2Semiconductor integrated circuit device and semiconductor integrated circuitHITACHI LTD·Filed 2004·Granted May 30, 2006·14 cites·21 claims
- 3267US7952267B2Display having sub-pixel having lower light-emission efficiencyFUJIFILM CORP·Filed 2008·Granted May 31, 2011·2 cites·8 claims
- 3367US5277960ASubstrate for magnetic recording medium and process of producing the sameTSUYA NOBORU·Filed 1992·Granted Jan 11, 1994·16 cites·18 claims
- 3467US4789618ASilver halide photographic material and very high contrast negative image-forming process using sameFUJI PHOTO FILM CO LTD·Filed 1986·Granted Dec 6, 1988·9 cites·17 claims
- 3566US6946876B2Semiconductor integrated circuit device and electronic systemHITACHI LTD·Filed 2003·Granted Sep 20, 2005·13 cites·11 claims
- 3665US5378934ACircuit having a master-and-slave and a by-passHITACHI LTD·Filed 1992·Granted Jan 3, 1995·27 cites·25 claims
- 3764US7260057B2Data transmission systemHITACHI LTD·Filed 2003·Granted Aug 21, 2007·9 cites·10 claims
- 3864US5108812ASubstrate for a magnetic disk and process for its productionTAKAHASHI TOSHIRO·Filed 1989·Granted Apr 28, 1992·13 cites·10 claims
- 3963US7928537B2Organic electroluminescent deviceFUJIFILM CORP·Filed 2007·Granted Apr 19, 2011·1 cites·10 claims
- 4063US4033024AMethod for producing extruded structural profiles from scrap materials of aluminum based metalRIKEN KEIKINZOKU KOGYO KK·Filed 1975·Granted Jul 5, 1977·16 cites·11 claims
- 4162US8128447B2Display device manufacturing method and display device produced therebyTAKAHASHI TOSHIRO·Filed 2008·Granted Mar 6, 2012·1 cites·16 claims
- 4262US5652528ATransceiver circuit and method of transmitting a signal which uses an output transistor to send data and assist in pulling up a busHITACHI LTD·Filed 1995·Granted Jul 29, 1997·18 cites·13 claims
- 4361US4956446APolyester fiber with low heat shrinkageUNITIKA LTD·Filed 1989·Granted Sep 11, 1990·12 cites·2 claims
- 4459US6423588B1Method of manufacturing semiconductor integrated circuit deviceHITACHI LTD·Filed 2000·Granted Jul 23, 2002·6 cites·11 claims
- 4559US5187042ASilver halide photographic materialFUJI PHOTO FILM CO LTD·Filed 1990·Granted Feb 16, 1993·5 cites·5 claims
- 4659US4818659ASilver halide photographic materials for photochemical process which can be used in a bright roomFUJI PHOTO FILM CO LTD·Filed 1987·Granted Apr 4, 1989·19 cites·10 claims
- 4758US6140834ASemiconductor integrated circuitHITACHI LTD·Filed 1999·Granted Oct 31, 2000·15 cites·12 claims
- 4858US4636456AProcess for forming a photographic imageFUJI PHOTO FILM CO LTD·Filed 1985·Granted Jan 13, 1987·18 cites·13 claims
- 4958US4117703AApparatus for manufacturing extruded structural profiles from aluminum based metal scrapsRIKEN KEIKINZOKU KOGYO KK·Filed 1977·Granted Oct 3, 1978·14 cites·2 claims
- 5057US4468614AAverage frequency measuring apparatusTAKEDA RIKEN IND CO LTD·Filed 1982·Granted Aug 28, 1984·14 cites·24 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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