KA

Kazuhiko Arai

SC Sanyo Electric Co.: 3 patents #49 of 669Top 8%
DK Denki Kagaku Kogyo: 1 patents #1 of 17Top 6%
SI Seiko Instruments: 1 patents #66 of 192Top 35%
Overall (2004): #8,700 of 270,089Top 4%
5
Patents 2004

Issued Patents 2004

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6790461 Hyaluronic acid gel, method of its production and medical material containing it Yoshiaki Miyata, Akio Okamoto, Masatoshi Kawata, Kazuhiro Oshima, Masamichi Hashimoto 2004-09-14
6736551 End face polishing apparatus Kouji Minami 2004-05-18
6737783 Sealed motor compressor Toshihito Yanashima, Yoshitomo Nakayama, Masaaki Takezawa, Shigemi Koiso, Keijiro Igarashi 2004-05-18
6703748 Brushless DC motor and refrigerant compressor employing the motor Keijiro Igarashi, Masaaki Takezawa 2004-03-09
6700270 Synchronous induction motor Toshihito Yanashima, Masaaki Takezawa, Keijiro Igarashi, Eiichi Murata, Masanori Yamashita +3 more 2004-03-02