HY

Hiroshi Yoshikawa

HI Hitachi: 21 patents #1,645 of 28,497Top 6%
Canon: 18 patents #3,676 of 19,416Top 20%
Mitsubishi Electric: 16 patents #1,485 of 25,717Top 6%
MC Minebea Co.: 8 patents #62 of 736Top 9%
NK Nippon Kayaku: 6 patents #99 of 1,103Top 9%
TO Topcon: 5 patents #169 of 684Top 25%
SO Sony: 4 patents #8,966 of 25,231Top 40%
JT Jtekt: 4 patents #427 of 1,969Top 25%
AC Aisin Aw Co.: 3 patents #581 of 2,011Top 30%
Rohm Co.: 3 patents #810 of 2,292Top 40%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
CN CNRS: 2 patents #1,756 of 11,908Top 15%
NT NTT: 2 patents #2,095 of 4,871Top 45%
BO Bosch: 2 patents #27 of 191Top 15%
NK Nsk-Warner K.K.: 2 patents #78 of 206Top 40%
SU Subaru: 2 patents #413 of 1,436Top 30%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
NL Nissei Limited: 1 patents #25 of 53Top 50%
ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%
OU Osaka University: 1 patents #681 of 1,984Top 35%
SI Sanraku Incorporated: 1 patents #19 of 48Top 40%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
TL Takeda Pharmaceutical Company Limited: 1 patents #859 of 1,531Top 60%
BU Biomaterials Universe: 1 patents #4 of 13Top 35%
IBM: 1 patents #44,794 of 70,183Top 65%
AC Amada Metrecs Co.: 1 patents #19 of 44Top 45%
FL Fujitsu Takamisawa Component Limited: 1 patents #67 of 113Top 60%
GC Grand Polymer Co.: 1 patents #7 of 33Top 25%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
JV Jvckenwood: 1 patents #386 of 736Top 55%
KC Koyo Seiko Co.: 1 patents #363 of 749Top 50%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
NT Nippon Telephone And Telegraph: 1 patents #8 of 84Top 10%
Overall (All Time): #10,055 of 4,157,543Top 1%
119
Patents All Time

Issued Patents All Time

Showing 76–100 of 119 patents

Patent #TitleCo-InventorsDate
6826010 Spindle motor Hiroshi Sakaba 2004-11-30
6794774 Spindle motor Rikuro Obara 2004-09-21
6771364 Surface inspecting apparatus Hisashi Isozaki, Michihiro Yamazaki, Yoichiro Iwa 2004-08-03
6759475 Resin composition based on crystalline polypropylene Ikunori Sakai, Tohru Takaoka, Satoru Moriya, Mikio Hashimoto, Hideki Nakagawa 2004-07-06
6759137 Opto-magnetic recording medium with a garnet ferrite recording layer, and opto-magnetic information recording/reproducing device Akinori Furuya, Takaya Tanabe, Manabu Yamamoto, Toshifumi Ohkubo, Laurence Bouet +3 more 2004-07-06
6744037 METHOD FOR MEASURING SCAN BEAM LIGHT QUANTITY DISTRIBUTION IN SCAN OPTICAL SYSTEM, MEASUREMENT APPARATUS THEREOF, MEASUREMENT EVALUATION APPARATUS THEREOF, AND IMAGE FORMATION APPARATUS USING THE MEASUREMENT EVALUATION APPARATUS Naohiro Kamijo, Teruki Kamada, Masato Takada 2004-06-01
6734591 Spindle motor Rikuro Obara 2004-05-11
6654111 Surface inspection apparatus and method Hisashi Isozaki 2003-11-25
6563243 Spindle motor Rikuro Obara 2003-05-13
6512316 Spindle motor Rikuro Obara 2003-01-28
D464644 Telephone exchange equipment Takashi Ohwada, Toshihiko Umeda 2002-10-22
6418767 Round die type form rolling apparatus Toshinaka Shinbutsu, Minoru Yoshizawa, Shuichi Amano, Katsuyuki Nakata, Hiroshi Okino 2002-07-16
6379948 Microbe SKB-1152 strain, and method of bleaching pulp therewith Takeshi Iimori, Reiji Kaneko, Makoto Machida 2002-04-30
6320009 Polypropylene resin composition and injection-molded article Yoshifumi Nakano, Yoshiyuki Sakuda, Mikio Hashimoto, Hideki Nakagawa 2001-11-20
6288428 Semiconductor integrated circuit device for disk drive apparatus 2001-09-11
6285391 Picture codec and teleconference terminal equipment Yoji Shibata, Masaaki Takizawa, Hitoshi Matsushima, Atsuo Yoshida, Toru Ebihara +3 more 2001-09-04
6249309 Picture codec and teleconference terminal equipment Yoji Shibata, Masaaki Takizawa, Hitoshi Matsushima, Atsuo Yoshida, Toru Ebihara +3 more 2001-06-19
6226064 Liquid crystal display apparatus having a negative dielectric constant anisotropy and a phase difference plate Shinji Shimada 2001-05-01
6086324 Cross flow fan Takashi Ikeda, Makoto Yoshihashi, Katsumi Ohashi, Sou Suzuki, Satoshi Chiguchi 2000-07-11
D422977 Electronic exchange Shingo Hirose, Shirou Fujimori, Toshihiko Umeda 2000-04-18
6049322 Memory controller for liquid crystal display panel Hiroshi Yamashita, Satoru Nishi 2000-04-11
6036326 Illuminated resinous button key with optical means for highlighting character formed on the key Tsutomu Takahashi, Tamotsu Koike 2000-03-14
5821348 Process for producing etoposide Yukihiro Fusauchi 1998-10-13
5812406 Method and apparatus for recording operating status of an NC processing machine Shigeharu Matsumoto, Nobuo Sakurai 1998-09-22
5790178 Picture codec for teleconference equipment, which forms and displays picture-in-frame including at least two of received motion picture, a received still picture and a self motion picture in an optional combination Yoji Shibata, Masaaki Takizawa, Hitoshi Matsushima, Atsuo Yoshida, Toru Ebihara +3 more 1998-08-04