HH

Hiroshi Hashikawa

SC Sumitomo Special Metals Co.: 3 patents #65 of 262Top 25%
NC Neomax Co.: 1 patents #41 of 95Top 45%
Overall (All Time): #1,258,174 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7025930 Process for handling powder green compacts, and rare earth metal-based magnet Shuhei Okumura 2006-04-11
6537488 Process for handling powder green compacts and rare earth metal-based magnet Shuhei Okumura 2003-03-25
5662943 Fabrication methods and equipment for granulated powders Osamu Yamashita, Tsunekazu Saigo, Seiichi Kohara, Hirokazu Kitayama 1997-09-02
5575830 Fabrication methods and equipment for granulated powders Osamu Yamashita, Tsunekazu Saigo, Seiichi Kohara, Hirokazu Kitayama 1996-11-19