TK

Toshimichi Kichikawa

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,661,487 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5117434 Metal vapor laser apparatus Tuneyoshi Oohashi, Motoo Yamaguchi, Akira Wada, Toshiharu Shirakura, Hiroyuki Sugawara 1992-05-26
4991180 Metallic vapor laser apparatus Motoo Yamaguchi, Hiroyuki Sugawara, Akira Wada, Toshiharu Shirakura, Tuneyoshi Oohashi 1991-02-05
4818892 Laser device with high-voltage pulse generator, high-voltage pulse generator and pulse generating method Tuneyoshi Oohashi, Satoshi Takemori, Kouji Kuwabara, Hiroyuki Sugawara 1989-04-04