HO

Hiroshi Ohsawa

SM Suzuki Motor: 13 patents #19 of 1,209Top 2%
ZG Zexel Gmbh: 10 patents #8 of 348Top 3%
SD Showa Denko: 5 patents #29 of 593Top 5%
Canon: 4 patents #10,118 of 19,416Top 55%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
CL Clariant Finance (Bvi) Limited: 2 patents #146 of 535Top 30%
Lsi Logic: 1 patents #1,146 of 1,957Top 60%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Overall (All Time): #79,866 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 26–40 of 40 patents

Patent #TitleCo-InventorsDate
5973894 Magnetic recording medium and process for producing same Hiroyuki Watanabe 1999-10-26
5957104 Cylinder head structure of an internal combustion engine 1999-09-28
5936364 Drive control apparatus for brushless motor Shinichi Ohi, Kzuyoshi Horiuchi, Kouji Ando 1999-08-10
5907226 Drive control apparatus for brushless motor Shinichi Ohi, Kzuyoshi Horiuchi, Kouji Ando 1999-05-25
5901268 Drive control apparatus for brushless motor Kouji Ando, Kzuyoshi Horiuchi, Shinichi Ohi 1999-05-04
5863473 Process for producing magnetic recording medium Daisuke Shiomi, Akira Fukizawa 1999-01-26
5841202 EMI prevention circuit for a car-mounted electronic control unit Yoichi Noguchi, Nobuo Sasagake 1998-11-24
5798589 Brushless motor having lubrication system for upper and lower bearings Shinichi Ohi, Fuhito Umegaki, Masami Takemasa, Tatsuo Haraguchi, Yoshihide Gunji 1998-08-25
5781082 Power supply filter for preventing noise signal from entering power supply circuit Yoshihide Gunji, Hideaki Matsuzaki 1998-07-14
D395259 Automobile Shinri Chibuka 1998-06-16
5582878 Process for producing magnetic recording medium Shin-ichi Ogawa, Hideo Yashima 1996-12-10
5554913 Blower system for vehicle air-conditioners 1996-09-10
5517101 Stepping motor control device for automobile air-conditioning system Yoshimi Sakai, Toshiya Yamashita, Fuhito Umegaki, Shinichi Ohi 1996-05-14
5477411 Pulse motor control device 1995-12-19
5216986 V-engine construction Yuzi Yoshikawa 1993-06-08