HY

Hiroyuki Yamaguchi

Sumitomo Electric Industries: 42 patents #244 of 21,551Top 2%
SO Sony: 34 patents #939 of 25,231Top 4%
TO Toyota: 17 patents #1,469 of 26,838Top 6%
TL Toyota Central R&D Labs: 11 patents #66 of 1,657Top 4%
PE Pentax: 10 patents #180 of 761Top 25%
Canon: 8 patents #7,260 of 19,416Top 40%
ND Ntt Docomo: 7 patents #371 of 1,706Top 25%
NS Nippon Steel: 6 patents #412 of 4,423Top 10%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
MC Menicon Co.: 5 patents #37 of 263Top 15%
NC Nippondenso Co.: 5 patents #465 of 3,479Top 15%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
HC Hitachi Chemical Company: 4 patents #392 of 1,946Top 25%
NM Nippon Steel & Sumitomo Metal: 4 patents #273 of 1,491Top 20%
KK Kanto Kagaku: 4 patents #21 of 181Top 15%
Kioxia: 3 patents #479 of 1,813Top 30%
Aisin Seiki Kabushiki Kaisha: 3 patents #1,084 of 3,782Top 30%
KS Kyocera Document Solutions: 3 patents #862 of 1,545Top 60%
NC N.E. Chemcat: 3 patents #29 of 136Top 25%
UJ Unisia Jecs: 2 patents #148 of 395Top 40%
NT NTT: 2 patents #2,095 of 4,871Top 45%
PS Prime Planet Energy & Solutions: 2 patents #44 of 228Top 20%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
TI Toyota Industries: 2 patents #605 of 1,610Top 40%
KA Kaneka: 2 patents #598 of 1,525Top 40%
CA Calsonic: 2 patents #34 of 204Top 20%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
CK Calsonic Kansei: 2 patents #178 of 675Top 30%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
TT Tokyo Institute Of Technology: 1 patents #411 of 1,159Top 40%
AK Asahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
CP Chugai Pharmaceutical: 1 patents #730 of 1,238Top 60%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
DE Denso: 1 patents #6,940 of 11,792Top 60%
DA Denso International America: 1 patents #317 of 604Top 55%
FL Fujitsu Ten Limited: 1 patents #456 of 996Top 50%
KK Kabushiki Kaisha Chuo Kenkyusho: 1 patents #1 of 22Top 5%
KC Kansai Paint Co.: 1 patents #432 of 822Top 55%
KK Kokusai Denki Kabushiki Kaisha: 1 patents #3 of 7Top 45%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
MM Matsuura Machinery: 1 patents #28 of 59Top 50%
MK Meiji Seika Kaisha: 1 patents #353 of 752Top 50%
MC Meiji Seika Pharma Co.: 1 patents #105 of 183Top 60%
MC Meito Sangyo Co.: 1 patents #24 of 68Top 40%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
SS Sophia School: 1 patents #26 of 57Top 50%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
TC Taoka Chemical Co.: 1 patents #26 of 69Top 40%
AK Aishin Seiki Kabushiki Kaisha: 1 patents #2 of 53Top 4%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Yokohama, JP: #28 of 480 inventorsTop 6%
Overall (All Time): #3,078 of 4,157,543Top 1%
208
Patents All Time

Issued Patents All Time

Showing 126–150 of 208 patents

Patent #TitleCo-InventorsDate
6961301 Optical disk having synchronization region formed between pre-recorded area and recordable area Takeharu Yamamoto, Yoshihiro Kanda, Shinji Inoue 2005-11-01
6950378 Laser power control method and optical disk device Atsushi Miyazaki, Chikashi Inokuchi, Toshiya Akagi 2005-09-27
6891785 Optical disc reproduction apparatus Takeharu Yamamoto, Takashi Kishimoto, Yoshihiro Kanda 2005-05-10
6824928 Organic borate compounds and the nonaqueous electrolytes and lithium secondary batteries using the compounds Juichi Arai, Hideaki Katayama, Mitsuru Kobayashi, Hideki Takahashi, Masaru Kato 2004-11-30
D497107 Container for wrapping purpose Masaaki Hama, Eizo Kajigaki 2004-10-12
6604576 Automotive air conditioning system Yoshitoshi Noda, Tadayoshi Tajima, Hiroki Yoshioka, Toshio Ohashi, Kenichi Abe 2003-08-12
6567117 Method for regulating image quality, picture communication equipment using same and recording medium having recorded therein a program for executing the method Hiroyuki Nago, Mineo Shoman, Koji Fukuda 2003-05-20
6547046 Hydraulic damper Fumiyuki Yamaoka 2003-04-15
6542449 Disk drive apparatus Yoshiaki Nakatsuka, Yoshihiro Mushika 2003-04-01
6535468 OPTICAL RECORDING MEDIUM HAVING AN AREA FOR RECORDING A PLURALITY OF RECORDING/REPRODUCTION CONDITIONS TO BE USED IN RECORDING/REPRODUCTION APPARATUSES AND RECORDING/REPRODUCTION METHOD AND APPARATUS THEREFOR Tetsuya Akiyama, Kenichi Nishiuchi, Shigeaki Furukawa, Kenji Narumi 2003-03-18
6469964 Optical recording medium and recording/reproduction method and apparatus therefor Tetsuya Akiyama, Kenichi Nishiuchi, Shigeaki Furukawa, Kenji Narumi 2002-10-22
6459664 Optical disc tilt control apparatus Shin-ichi Yamada, Masayoshi Abe, Kouichi Takamine, Seiji Nishiwaki 2002-10-01
6447076 Device and method for estimating physical quantity and device and method for ABS control Shoji Ito, Eiichi Ono, Masaru Sugai, Takaji Umeno, Katsuhiro Asano +1 more 2002-09-10
6449232 Disk type determination method Masaya Kuwahara, Shinichi Yamada, Masuo Maruyama, Masanari Mohri, Akihiro Sakaguchi +2 more 2002-09-10
6414922 OPTICAL RECORDING MEDIUM HAVING AN AREA FOR RECORDING A PLURALITY OF RECORDING/REPRODUCTION CONDITIONS TO BE USED IN RECORDING/REPRODUCTION APPARATUSES AND RECORDING/REPRODUCTION METHOD AND APPARATUS THEREFORE Tetsuya Akiyama, Kenichi Nishiuchi, Shigeaki Furukawa, Kenji Narumi 2002-07-02
6411575 OPTICAL RECORDING MEDIUM HAVING AN AREA FOR RECORDING A PLURALITY OF RECORDING/REPRODUCTION CONDITIONS TO BE USED IN RECORDING/REPRODUCTION APPARATUSES AND RECORDING/REPRODUCTION METHOD AND APPARATUS THEREFOR Tetsuya Akiyama, Kenichi Nishiuchi, Shigeaki Furukawa, Kenji Narumi 2002-06-25
6374172 Vehicle driving condition detection device Katsuhiro Asano, Yasushi Amano, Kenji Tozu, Akitaka Nishio 2002-04-16
6324461 Road surface condition estimating apparatus and variation reduction processing apparatus Katsuhiro Asano, Eiichi Ono, Takaji Umeno, Masaru Sugai 2001-11-27
6308115 Vehicle running condition judgement device Katsuhiro Asano, Kenji Tozu, Takayuki Itoh, Akitaka Nishio 2001-10-23
6264292 Wheel condition estimating apparatus Takaji Umeno, Katsuhiro Asano, Eiichi Ono, Masaru Sugai 2001-07-24
6240055 Focus position adjustment device and optical disc drive apparatus Kouichi Takamine, Kenji Fujiune, Akihiro Hatsusegawa 2001-05-29
6230505 Heat pump type air conditioning system for automotive vehicle Yoshitoshi Noda, Toshio Ohashi, Kaoru Kamiyama, Tadayoshi Tajima, Toshiharu Watanabe +2 more 2001-05-15
6182001 Braking estimation device, anti-lock brake controller, and braking pressure controller Masaru Sugai, Katsuhiro Asano, Takaji Umeno, Eiichi Ono 2001-01-30
6130901 SHG laser stabilizing control device and optical disk recording/reproduction device Kouichi Takamine, Yasuo Kitaoka 2000-10-10
6125643 Heat pump type air conditioning system for automotive vehicle Yoshitoshi Noda, Toshio Ohashi, Kaoru Kamiyama, Tadayoshi Tajima, Toshiharu Watanabe +2 more 2000-10-03