YN

Yutaka Nagai

HI Hitachi: 36 patents #629 of 28,497Top 3%
Mitsubishi Electric: 29 patents #499 of 25,717Top 2%
NK Nihon Kohden: 11 patents #31 of 467Top 7%
HC Hitachi Consumer Electronics Co.: 10 patents #17 of 447Top 4%
TC Toyoda Gosei Co.: 6 patents #376 of 2,296Top 20%
AS Asics: 4 patents #79 of 285Top 30%
Nsk: 3 patents #483 of 1,559Top 35%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
HS Hitachi-Lg Data Storage: 3 patents #87 of 294Top 30%
SK Shinano Kenshi: 2 patents #17 of 113Top 20%
RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%
MC Mitsubishi Precision Co.: 1 patents #15 of 42Top 40%
TC Taiyo Yuden Co.: 1 patents #643 of 959Top 70%
IR Institute Of Physical And Chemical Research: 1 patents #66 of 172Top 40%
FK Fuji Yakuhin Kogyo Kabushiki Kaisha: 1 patents #34 of 60Top 60%
YK Yachiyo Kogyo Kabushiki Kaisha: 1 patents #32 of 75Top 45%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
📍 Yokohama, JP: #78 of 480 inventorsTop 20%
Overall (All Time): #12,728 of 4,157,543Top 1%
107
Patents All Time

Issued Patents All Time

Showing 76–100 of 107 patents

Patent #TitleCo-InventorsDate
5747343 Leukocyte classification reagent Katsuhiro Tsuchiya, Mami Ikeda 1998-05-05
D390690 Shoe sole Noriyuki Murai 1998-02-17
5701322 Semiconductor laser for pumping light amplifier 1997-12-23
5661743 Semiconductor laser 1997-08-26
5577063 Semiconductor laser with improved window structure Akihiro Shima 1996-11-19
5556804 Method of manufacturing semiconductor laser 1996-09-17
5528574 Disk reproducing apparatus capable of increasing speed of access to disks recorded at constant linear velocity Toshifumi Takeuchi, Shigeki Inoue, Akio Fukushima, Takao Arai 1996-06-18
D368795 Shoe sole Minoru Tanaka 1996-04-16
5469457 Semiconductor laser with COD preventing disordered regions Akihiro Shima 1995-11-21
5442612 Digital signal reproduction devices, integrated circuits for use therewith, and digital signal reproduction methods Toshifumi Takeuchi, Shinichi Obata, Izumi Kimura, Osamu Kawamae, Hiroshi Tadokoro 1995-08-15
5436923 Semiconductor laser including light reflecting layer 1995-07-25
5388009 PCM signal recording method and apparatus capable of adding index code to PCM signal recorded at different transmission rates Toshifumi Takeuchi, Takao Arai, Hiroo Okamoto, Takaharu Noguchi, Shigeyuki Itoh 1995-02-07
D351495 Shoe sole Kurumi Kobayashi 1994-10-18
5343455 Digital signal overlapped or joined recording method and apparatus Toshifumi Takeuchi, Takao Arai, Izumi Kimura 1994-08-30
5332695 Method of manufacturing semi conductor device mounted on a heat sink Kimio Shigihara, Toshitaka Aoyagi 1994-07-26
5247203 Semiconductor device mounted on a heat sink with an intervening amorphous semiconductor material Kimio Shigihara, Toshitaka Aoyagi 1993-09-21
5247396 PCM signal recording method and apparatus for recording four-channel data to be compatible with two-channel data Toshifumi Takeuchi 1993-09-21
5223722 Superluminescent diode Kenichi Kajiwara 1993-06-29
5177749 Semiconductor laser device Kimio Shigihara, Toshitaka Aoyagi 1993-01-05
5161164 Semiconductor laser device Kimio Shigihara, Toshitaka Aoyagi 1992-11-03
5126804 Light interactive heterojunction semiconductor device Akira Takemoto, Hitoshi Watanabe 1992-06-30
5100874 Hydroxamic acid tetrapeptide derivatives Shinjiro Odake, Toru Okayama, Masami Obata, Tadanori Morikawa 1992-03-31
5095489 Semiconductor laser device Kenji Ikeda 1992-03-10
4914668 Semiconductor laser including a reflection film Yutaka Mihashi, Kenji Ikeda, Yoichiro Ota 1990-04-03
4912524 Digital signal transmission system having conversion means for reducing the light emission time of a light emitting diode Masafumi Nakamura, Tosifumi Takeuchi 1990-03-27