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 51–75 of 250 patents

Patent #TitleCo-InventorsDate
9793684 Laser apparatus Kazumasa Takabayashi 2017-10-17
9762034 Tunable laser source, optical transmitter, and optical transmitter and receiver module Kazumasa Takabayashi 2017-09-12
9722397 Tunable laser and tunable laser module Kazumasa Takabayashi, Manabu Matsuda 2017-08-01
9711938 Integrated semiconductor optical element and manufacturing method for same Kazumasa Takabayashi 2017-07-18
9705282 Multi-wavelength laser light source and wavelength multiplexing communication system Kazumasa Takabayashi 2017-07-11
9698570 Optical semiconductor element and method of manufacturing the same Kazumasa Takabayashi, Tokuharu Kimura 2017-07-04
9574605 Motion guide device Nobuyuki Ikegami, Fumiaki Morita, Manabu Sato, Kentaro Hikomoto, Mitsumasa Wada +1 more 2017-02-21
9515067 Semiconductor device having switching element and free wheel diode and method for controlling the same Hirotaka Saikaku, Shoji Mizuno, Masakiyo Sumitomo, Tetsuo Fujii, Jun Sakakibara +4 more 2016-12-06
9507085 Optical fiber and optical fiber manufacturing method Takashi Shimizu, Jun Matsui, Eiji Yoshida 2016-11-29
9423416 Scanning probe microscope and measuring method using same Akira Nambu, Hideaki Koizumi, Tomihiro Hashizume, Seiji Heike 2016-08-23
9344309 Decision circuit, receiver device, and processor Takashi Shimizu, Jun Matsui 2016-05-17
9334458 Complex system for utilizing coal in manufacture of char and raw material gas and electric power generation Tatsuro Harada, Seiichiro Matsuda, Isao Mochida, Jun-ichiro Hayashi, Yohsuke Matsushita +1 more 2016-05-10
9312519 Organic light emitting element, organic el display panel, organic el display device, coated device, and method for manufacturing these 2016-04-12
9178691 Apparatus for correcting signal, transmission apparatus, method of correcting signal, and transmission system Takashi Shimizu, Jun Matsui 2015-11-03
9131666 Hatching egg inspection apparatus Mitsuo Yamamoto, Shinichi Fujitani, Takatsugu Tahara, Toyoaki Ohashi 2015-09-15
9114489 Method of adjusting capacities of combustion chambers of a multi-cylinder engine Yasushi Nakahara, Takayuki Yamada, Kazuya Hayashi, Yuichiro Ikeda 2015-08-25
9117788 Heat sink device and method of repairing semiconductor device Naoaki Nakamura, Rie Takada, Kenichiro Tsubone, Yasuhide Kuroda, Harumi Yagi 2015-08-25
9088366 Optical transmission system, control signal transmission method, and optical module Jun Matsui, Takatoshi Yagisawa, Satoshi Ide 2015-07-21
9020341 Optical transmission system and control signal transmission method 2015-04-28
8958695 Optical adding and dropping device and optical transmission apparatus Hiroki Ooi, Takafumi Terahara, Kentaro Nakamura, Chihiro Ohshima 2015-02-17
8948606 Semiconductor optical amplifier Shinsuke Tanaka 2015-02-03
8906721 Semiconductor light emitting device and method for manufacturing the same Nobuaki Hatori, Manabu Matsuda, Yasuhiko Arakawa 2014-12-09
8890252 Semiconductor device having switching element and free wheel diode and method for controlling the same Hirotaka Saikaku, Shoji Mizuno, Masakiyo Sumitomo, Tetsuo Fujii, Jun Sakakibara +4 more 2014-11-18
8891578 Optical semiconductor device having diffraction grating disposed on both sides of waveguide and its manufacture method Nobuaki Hatori, Yasuhiko Arakawa 2014-11-18
8802468 Semiconductor light emitting device and fabrication method for semiconductor light emitting device Nobuaki Hatori, Hisao Sudo, Yasuhiko Arakawa 2014-08-12