HY

Hiroaki Yamamoto

Sumitomo Electric Industries: 60 patents #113 of 21,551Top 1%
FU Fujifilm: 50 patents #68 of 4,519Top 2%
NL Nippon Sheet Glass Company, Limited: 27 patents #12 of 836Top 2%
AC Asmo Co.: 26 patents #6 of 745Top 1%
DI Daicel Chemical Industries: 24 patents #16 of 893Top 2%
PA Panasonic: 19 patents #1,080 of 21,108Top 6%
Mitsubishi Electric: 19 patents #1,108 of 25,717Top 5%
GC Green Tokai Co.: 16 patents #1 of 14Top 8%
SK Suzuki Jidosha Kogyo: 16 patents #1 of 121Top 1%
FA Fanuc: 11 patents #257 of 1,735Top 15%
FI Fujifilm Business Innovation: 8 patents #1,176 of 5,238Top 25%
Schlumberger Technology: 8 patents #785 of 7,293Top 15%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
KE Keihin: 5 patents #37 of 596Top 7%
DA Daicel: 4 patents #85 of 523Top 20%
KC Komatsu Electronic Metals Co.: 4 patents #26 of 160Top 20%
SM Suzuki Motor: 4 patents #123 of 1,209Top 15%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
AI Aisin: 3 patents #81 of 1,000Top 9%
Nichia: 3 patents #567 of 1,531Top 40%
Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
OF Otsuka Pharmaceutical Factory: 2 patents #79 of 354Top 25%
NE Nec: 2 patents #5,510 of 14,502Top 40%
SC Senju Pharmaceutical Co.: 2 patents #78 of 231Top 35%
MK Mitsubishi Denki K.K.: 2 patents #70 of 577Top 15%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
Kioxia: 2 patents #693 of 1,813Top 40%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
TC Taoka Chemical Co.: 2 patents #14 of 69Top 25%
TU Tohoku University: 2 patents #330 of 1,680Top 20%
TC Tokai Metals Co.: 2 patents #4 of 8Top 50%
SO Sony: 2 patents #12,963 of 25,231Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
ND Ntt Docomo: 1 patents #1,030 of 1,706Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
T& Tsumura &: 1 patents #52 of 128Top 45%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
HK Honda Giken Koygo: 1 patents #31 of 356Top 9%
SC Shin-Kobe Electric Machinery Co.: 1 patents #92 of 199Top 50%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
HD Hitachi Denshi: 1 patents #119 of 275Top 45%
📍 Tokyo, OH: #1 of 59 inventorsTop 2%
Overall (All Time): #996 of 4,157,543Top 1%
334
Patents All Time

Issued Patents All Time

Showing 251–275 of 334 patents

Patent #TitleCo-InventorsDate
6327231 Optical head device with zero-cross point correction Kousei Sano, Shin-ichi Kadowaki, Ken'ichi Kasazumi, Seiji Nishino 2001-12-04
6314068 Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same Kousei Sano, Shin-ichi Kadowaki, Ken'ichi Kasazumi, Seiji Nishino 2001-11-06
6312933 Carbonyl reductase, method for producing said enzyme, DNA encoding said enzyme, and method for producing alcohol using said enzyme Norihiro Kimoto, Kazuya Mitsuhashi 2001-11-06
6292441 Optical head device, optical information apparatus, and method for detecting focus error signal Daisuke Ogata, Ken'ichi Kasazumi, Seiji Nishino, Hidenori Wada, Sadao Mizuno 2001-09-18
6288464 Motor having worm gear mechanism Katsuhiko Torii, Keiji Inoue 2001-09-11
6279025 Parallel processing procedure selecting apparatus and method selecting and implementing parallel-executable processing procedures Hajime Nakai, Toshinori Wakako, Kazuyoshi Watanabe 2001-08-21
6278670 Optical head apparatus Hideki Hayashi, Tatsuo Ito, Yoshiaki Komma, Seiji Nishino 2001-08-21
6271942 Optical transmission device and system Hiroyuki Sasai, Kuniaki Utsumi, Katsuyuki Fujito, Yutaka Fuke 2001-08-07
6255092 Stereospecific alcohol dehydrogenase isolated from Candida parapsilosis, amino acid and DNA sequences therefor, and method of preparation thereof Tomoko Kojima, Naoki Kawada, Akinobu Matsuyama 2001-07-03
6245678 Method for manufacturing semiconductor wafers Akihiro Ishii 2001-06-12
6242824 Motor and manufacturing method thereof Katsuhiko Torii 2001-06-05
6234873 Semiconductor mirror-polished surface wafers and method for manufacturing the same Akihiro Ishii, Kouichi Imura 2001-05-22
6229233 Motor having worm gear mechanism Katsuhiko Torii, Naoki Imamura 2001-05-08
6218157 Haloacetoacetate reductase, method for producing said enzyme, and method for producing alcohols using said enzyme Norihiro Kimoto 2001-04-17
6214266 Method for injection molding plastic parts John Gregory Millif, Takeshi Yamamoto, Kazuo Igarashi 2001-04-10
6185168 Super-resolution optical head apparatus Makoto Kato, Kenichi Kasazumi, Shin-ichi Kadowaki, Kazuhisa Yamamoto 2001-02-06
6168742 Method of insert molding auto and truck bumper, rocker panel and chin spoiler parts 2001-01-02
6168935 Preparation of optically active alcohol substituted with one or more halogen atoms 2001-01-02
6115345 Super-resolution optical head apparatus Makoto Kato, Kenichi Kasazumi, Shin-ichi Kadowaki, Kazuhisa Yamamoto 2000-09-05
6111842 Optical head Seiji Nishino, Ken'ichi Kasazumi, Shin-ichi Kadowaki 2000-08-29
6043753 Remote-control-operated locking/unlocking system Yoshisada Okayasu, Keiji Morise 2000-03-28
6001618 Haloacetoacetate reductase, method for producing said enzyme, and method for producing alcohols using said enzyme Norihiro Kimoto 1999-12-14
6001485 Water repellant glass plate and method for manufacturing the same Hiroaki Kobayashi, Toyoyuki Teranishi, Takashi Sunada 1999-12-14
5968444 Method for pre-shaping of plastic films used in co-molding processes and improved paint film covered parts made thereby 1999-10-19
5941937 Layout structure for barrel shifter with decode circuit Yoshito Nishimichi 1999-08-24