MI

Masayuki Ishikawa

KT Kabushiki Kaisha Toshiba: 78 patents #142 of 21,451Top 1%
Sumitomo Electric Industries: 20 patents #1,058 of 21,551Top 5%
SE Seiko Epson: 18 patents #1,027 of 7,774Top 15%
SO Sony: 17 patents #2,459 of 25,231Top 10%
SM Smc: 10 patents #107 of 737Top 15%
SS Sumitomo Wiring Systems: 7 patents #535 of 2,615Top 25%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
SS Sankyo Seiki Seisakusho: 6 patents #15 of 287Top 6%
MM Mitsubishi Materials: 5 patents #205 of 1,543Top 15%
SI Sintokogio: 3 patents #110 of 455Top 25%
SC Sankyo Seiki Mfg. Co.: 3 patents #40 of 244Top 20%
HG HGST: 3 patents #567 of 1,677Top 35%
TC Tsubakimoto Chain: 3 patents #140 of 593Top 25%
OC Oki Electric Industry Co.: 3 patents #700 of 2,807Top 25%
ET Epson Toyocom: 2 patents #18 of 102Top 20%
MS Mitsubishi Heavy Industries Thermal Systems: 2 patents #71 of 149Top 50%
TS Toshiba Mitsubishi-Electric Industrial Systems: 2 patents #148 of 368Top 45%
TC Toyo Communication Equipment Co.: 2 patents #17 of 111Top 20%
NM Nidec Techno Motor: 1 patents #7 of 16Top 45%
MC Mitsubishi Logisnext Co.: 1 patents #28 of 51Top 55%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
HB Hgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
IBM: 1 patents #44,794 of 70,183Top 65%
ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%
NT NTT: 1 patents #2,911 of 4,871Top 60%
📍 Toride, CA: #1 of 2 inventorsTop 50%
Overall (All Time): #3,622 of 4,157,543Top 1%
193
Patents All Time

Issued Patents All Time

Showing 126–150 of 193 patents

Patent #TitleCo-InventorsDate
6466239 Method and apparatus for editing data used in creating a three-dimensional virtual reality environment 2002-10-15
6418094 Optical pick up device Takeshi Ozawa, Toru Kamada 2002-07-09
6399963 Semiconductor light emitting element and its manufacturing method Hideto Sugawara 2002-06-04
6400742 Semiconductor laser and method of fabricating same Genichi Hatakoshi, Masaaki Onomura, John Rennie, Shinya Nunoue, Mariko Suzuki 2002-06-04
6401237 Method and apparatus for editing data used in creating a three-dimensional virtual reality environment 2002-06-04
6377255 Pattern data generator, pattern data generating method and its medium 2002-04-23
6359919 Gallium nitride-based compound semiconductor laser and method of manufacturing the same Masahiro Yamamoto, Shinya Nunoue, Johji Nishio, Genichi Hatakoshi, Hidetoshi Fujimoto 2002-03-19
6320207 Light emitting device having flat growth GaN layer Chisato Furukawa, Hideto Sugawara, Kenji Isomoto 2001-11-20
6281900 Information processing apparatus and method, and providing medium 2001-08-28
6262734 Graphic data generating apparatus, graphic data generation method, and medium of the same 2001-07-17
6258617 Method of manufacturing blue light emitting element Koichi Nitta, Hidetoshi Fujimoto 2001-07-10
6242761 Nitride compound semiconductor light emitting device Hidetoshi Fujimoto, John Rennie, Masahiro Yamamoto, Shinya Nunoue, Lisa Sugiura 2001-06-05
6232137 Semiconductor light emitting element and its manufacturing method Hideto Sugawara 2001-05-15
6229834 Led display device Katsuhiko Nisitani, Kazumi Unno, Ryo Saeki, Takafumi Nakamura, Masanobu Iwamoto 2001-05-08
6221684 GaN based optoelectronic device and method for manufacturing the same Hideto Sugawara 2001-04-24
6185238 Nitride compound semiconductor laser and its manufacturing method Masaaki Onomura, Genichi Hatakoshi, Shinya Nunoue 2001-02-06
6125862 Cleaning apparatus Shin-ichi Niwa, Mitsuharu Iwamoto 2000-10-03
6121634 Nitride semiconductor light emitting device and its manufacturing method Shinji Saito, Genichi Hatakoshi, Masaaki Onomura, Hidetoshi Fujimoto, Norio Iizuka +2 more 2000-09-19
6118801 Gallium nitride-based compound semiconductor laser and method of manufacturing the same Masahiro Yamamoto, Shinya Nunoue, Johji Nishio, Genichi Hatakoshi, Hidetoshi Fujimoto 2000-09-12
6080599 Semiconductor optoelectric device and method of manufacturing the same Masahiro Yamamoto, Hidetoshi Fujimoto, Yoshihiro Kokubun, Shinji Saito, Yukie Nishikawa +1 more 2000-06-27
6064079 Gallium nitride-based compound semiconductor device Masahiro Yamamoto, Shinya Nunoue, Katsunobu Sasanuma 2000-05-16
6057565 Semiconductor light emitting device including a non-stoichiometric compound layer and manufacturing method thereof Hiroaki Yoshida, Hidetoshi Fujimoto, Yoshihiro Kokubun, Genichi Hatakoshi 2000-05-02
6031858 Semiconductor laser and method of fabricating same Genichi Hatakoshi, Masaaki Onomura, John Rennie, Shinya Nunoue, Mariko Suzuki 2000-02-29
6031310 Spindle motor and method for manufacturing same Shinichi Niwa 2000-02-29
6020602 GaN based optoelectronic device and method for manufacturing the same Hideto Sugawara 2000-02-01