HO

Hitoshi Ogawa

PA Panasonic: 16 patents #1,398 of 21,108Top 7%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
Mitsubishi Electric: 13 patents #2,044 of 25,717Top 8%
HG HGST: 7 patents #738 of 1,677Top 45%
FL Fujitsu Semiconductor Limited: 3 patents #229 of 1,301Top 20%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
MM Mitsubishi Motors: 2 patents #508 of 1,823Top 30%
FL Fujitsu Vlsi Limited: 1 patents #91 of 256Top 40%
FC Fuji Photo Optical Co.: 1 patents #305 of 509Top 60%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
Overall (All Time): #42,718 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
6563656 Disk device and method of generating signal representing head Motoyasu Tsunoda, Shoichi Miyazawa, Ryutaro Horita, Takashi Nara, Masatoshi Nishina +1 more 2003-05-13
6445522 Disk device and method of generating signal representing head Motoyasu Tsunoda, Shoichi Miyazawa, Ryutaro Horita, Takashi Nara, Masatoshi Nishina +1 more 2002-09-03
6400523 Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset cores Yukari Katayama, Motoyasu Tsunoda, Tsuneo Hirose, Akira Kojima, Eisaku Saiki +4 more 2002-06-04
6317281 Disk storage device having identification information for protecting stored data Motoyasu Tsunoda, Akira Kojima, Eisaku Saiki, Yukari Katayama 2001-11-13
6236528 Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset cores Yukari Katayama, Motoyasu Tsunoda, Tsuneo Hirose, Akira Kojima, Eisaku Saiki +4 more 2001-05-22
6219909 Method of mounting disk drive apparatus Eisaku Saiki, Satoshi Kawamura, Kiyoshi Honda, Kazuhisa Shiraishi, Fukashi Ohi 2001-04-24
6172828 Signal processing apparatus and a disk control apparatus, with head positioning control based on digitized servo data Motoyasu Tsunoda, Shoichi Miyazawa, Ryutaro Horita, Takashi Nara, Masatoshi Nishina +1 more 2001-01-09
6108158 Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset cores Yukari Katayama, Motoyasu Tsunoda, Tsuneo Hirose, Akira Kojima, Eisaku Saiki +4 more 2000-08-22
6045559 Epilating device for removal of body hairs Hidekazu Sueyoshi, Jyuzaemon Iwasaki, Toshihiro Takeuchi, Tetsuro Hashiguchi 2000-04-04
5915127 System for fast data transfer utilizing separation of transfer data header and substantially continuously reading and processing transfer data based on read header Hideo Makabe 1999-06-22
5841995 Data bus controller having a level setting circuit 1998-11-24
5771248 Apparatus and method for error correction Yukari Katayama, Shoichi Miyazawa, Masatoshi Nishina 1998-06-23
5715105 Method of and apparatus for recording on and reproducing from disk-type recording medium having recording tracks with sectors each having an ID area and a data area Yukari Katayama, Motoyasu Tsunoda, Tsuneo Hirose, Akira Kojima, Eisaku Saiki +4 more 1998-02-03
5699616 Electric hair trimmer 1997-12-23
5501629 Buffing apparatus suitable to buff thin plate work and controlling method for the apparatus Eishirou Kawana, Koichi Ishida, Kazuo Aoki 1996-03-26
5367772 Hair clipper 1994-11-29
5054199 Hair cutter Shoji Fujikawa 1991-10-08
5047678 Generator for vehicle 1991-09-10
4980588 Water-cooled vehicle generator 1990-12-25
4666378 Diaphragm type pump device having a cushion member 1987-05-19
4589254 Regenerator for diesel particulate filter Satoru Kume, Michiyasu Yoshida, Yoshihiro Konno, Tateo Kume, Hiroaki Takada +2 more 1986-05-20
4589829 Vane pump 1986-05-20
4558999 Vane type pump device 1985-12-17
4527968 Vane-type pump with rotatable casing therein driven from pump shaft 1985-07-09
4523829 Automatic focus detecting device Mitsuo Eguchi, Kiyoharu Tagawa, Mikio Bandai, Nobuharu Nagashima 1985-06-18