YK

Yoshimitsu Kawasaki

HC Hitachi Koki Co.: 4 patents #273 of 888Top 35%
Overall (All Time): #1,261,456 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6863135 Electric power tool Junichi Kamimura, Mitsuo Ogura, Mitsuyuki Ishikawa, Juurou Kobayashi, Naoya Eto +4 more 2005-03-08
6619410 Electric power tool Junichi Kamimura, Mitsuo Ogura, Mitsuyuki Ishikawa, Juurou Kobayashi, Naoya Eto +4 more 2003-09-16
5601149 Noise reduction mechanism for percussion tools Mitsuyuki Ishikawa, Takao Tanabe, Toshiaki Uchida 1997-02-11
5090606 Combustion gas powered fastener driving tool Takuji Torii, Hiromu Utsumi, Shinki Ohtsu, Yo Kawakami, Teruo Suzuki +3 more 1992-02-25