TY

Tsuyoshi Yamamoto

Fujitsu Limited: 89 patents #58 of 24,456Top 1%
DE Denso: 32 patents #145 of 11,792Top 2%
HI Hitachi: 25 patents #1,255 of 28,497Top 5%
NE Nec: 15 patents #768 of 14,502Top 6%
SC Sanyo Electric Co.: 14 patents #301 of 6,347Top 5%
NC Nippondenso Co.: 12 patents #111 of 3,479Top 4%
TT The University Of Tokyo: 10 patents #58 of 2,633Top 3%
HM Hitachi Medical: 10 patents #55 of 680Top 9%
NT NTT: 8 patents #658 of 4,871Top 15%
Canon: 7 patents #7,830 of 19,416Top 45%
Mazda Motor: 7 patents #532 of 4,755Top 15%
AC Asahi Glass Co.: 5 patents #403 of 2,251Top 20%
SO Sony: 5 patents #7,785 of 25,231Top 35%
NC Neturen Co.: 3 patents #33 of 161Top 25%
JO Joled: 3 patents #146 of 392Top 40%
KC Kyushu Electric Power Co.: 3 patents #9 of 151Top 6%
TC Thk Co.: 2 patents #151 of 450Top 35%
TE Toshiba Hokuto Electronics: 2 patents #6 of 28Top 25%
Brother Kogyo: 2 patents #1,845 of 2,767Top 70%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
AI Aisin: 2 patents #158 of 1,000Top 20%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
AG Agc: 2 patents #337 of 954Top 40%
HH Hitachi High-Technologies: 1 patents #674 of 1,200Top 60%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
BL Bridgestone Tire Company Limited: 1 patents #196 of 438Top 45%
CA Casco Nobel Ab: 1 patents #11 of 27Top 45%
DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
FL Fujitsu Quantum Devices Limited: 1 patents #52 of 110Top 50%
IW Iwatani: 1 patents #23 of 73Top 35%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
JR Japanese National Railways: 1 patents #19 of 102Top 20%
KU Kyushu University, National University: 1 patents #221 of 767Top 30%
NC Nabel Co.: 1 patents #6 of 9Top 70%
NA Nabtesco: 1 patents #159 of 320Top 50%
NT Nippon Telephone And Telegraph: 1 patents #8 of 84Top 10%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
NC Ntt Communications: 1 patents #34 of 129Top 30%
RI Riken: 1 patents #679 of 1,824Top 40%
SC Sanyo Optec Design Co.: 1 patents #21 of 42Top 50%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
SU Sumco: 1 patents #248 of 464Top 55%
SI Sumitomo Electric Device Innovations: 1 patents #123 of 208Top 60%
SH Sumitomo Electric Hardmetal: 1 patents #204 of 278Top 75%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TC Teijin Seiki Co.: 1 patents #75 of 143Top 55%
TK Toyoda Koki Kabushiki Kaisha: 1 patents #307 of 674Top 50%
YA Yamamoto: 1 patents #2 of 13Top 20%
Overall (All Time): #1,980 of 4,157,543Top 1%
250
Patents All Time

Issued Patents All Time

Showing 151–175 of 250 patents

Patent #TitleCo-InventorsDate
7512042 Method of controlling focus of optical disk recording and reproducing device Hitoshi Ogura, Koji Tsukagoshi, Hideki Osawa, Yasushi Hanamoto, Yasuki Mori 2009-03-31
7496127 Optical device coupling light propagating in optical waveguide with diffraction grating Manabu Matsuda 2009-02-24
7492697 Optical disc recording method and apparatus Katsuki Hattori, Masato Fuma, Yutaka Yamanaka, Tatsunori Ide, Shigeru Shimonou +3 more 2009-02-17
7482617 Optical semiconductor device and fabrication method thereof Mitsuru Ekawa 2009-01-27
7437037 Optical module having gain member and partial reflection section waveguides formed on a substrate Yukito Tsunoda, Satoshi Ide 2008-10-14
7424183 Collimator array and method for manufacturing the same Tamotsu Akashi, Shinji Yamashita, Kohei Shibata, Hirofumi Aota 2008-09-09
7359825 Optical measurement instrument and optical measurement method Atsushi Maki, Yuuichi Yamashita, Hideaki Koizumi 2008-04-15
7355207 Silicon carbide semiconductor device and method for manufacturing the same Rajesh Kumar, Hiroki Nakamura, Toshiyuki Morishita, Takasumi Ohyanagi, Atsuo Watanabe 2008-04-08
7345974 Optical recording/reproducing apparatus Takanori Kishida, Katsumi Hattori, Masato Fuma, Hiroshi Watanabe 2008-03-18
7340128 Wavelength selection device Kohei Shibata, Nobuhiro Fukushima, Tamotsu Akashi, Toshiya Kishida, Hirofumi Aota +4 more 2008-03-04
7335928 Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each the first groove Takasumi Ohyanagi, Atsuo Watanabe, Rajesh Kumar Malhan, Toshiyuki Morishita 2008-02-26
7330617 Wavelength selective optical switch, and optical device provided with spectroscopic function Hirofumi Aota, Kohei Shibata, Tamotsu Akashi, Shinji Yamashita, Shinichi Takeuchi +4 more 2008-02-12
7330616 Micromirror element and optical switch Shinichi Takeuchi 2008-02-12
7321702 Optical modulator, optical transmitter, optical modulating method and manufacturing method of the optical modulator Suguru Akiyama 2008-01-22
7310429 Unauthorized-alteration detecting method, unauthorized-alteration detecting program, and recording medium having recorded the program Naofumi Aoki, Hideaki Tamori 2007-12-18
7307313 Semiconductor device including a vertical field effect transistor, having trenches, and a diode Takasumi Ohyanagi, Atsuo Watanabe, Toshio Sakakibara, Hiroki Nakamura, Rajesh Kumar Malhan 2007-12-11
7305188 Wavelength demultiplexing unit Shinji Yamashita 2007-12-04
7263254 Optical switch and control method therefor Shinji Yamashita, Tamotsu Akashi, Kohei Shibata, Hirofumi Aota 2007-08-28
7231110 Wavelength selector switch Shinji Taniguchi 2007-06-12
7230283 Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each groove Takasumi Ohyanagi, Atsuo Watanabe, Rajesh Kumar Malhan, Toshiyuki Morishita 2007-06-12
7173284 Silicon carbide semiconductor device and manufacturing method Rajesh Kumar, Hiroki Nakamura 2007-02-06
7171250 Living body light measurement system and signal processing method Atsushi Maki, Takusige Katura, Hideo Kawaguchi 2007-01-30
7164639 Tilt control for optical disc recording and playback apparatus Koji Tsukagoshi, Hideki Osawa, Hiroyuki Mutou 2007-01-16
7159309 Method of mounting electronic component on substrate without generation of voids in bonding material Mitsuo Suehiro, Hiroshi Yamada 2007-01-09
7145170 Coupled superconducting charge quantum bit device and controlled-not gate using the same Yasunobu Nakamura, Jaw-Shen Tsai 2006-12-05