KH

Kengo Hamanaka

MM Mitsubishi Mining: 4 patents #189 of 2,247Top 9%
CI Chubu Electric Power Company, Incorporated: 3 patents #21 of 314Top 7%
Overall (All Time): #1,289,055 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5667429 Floor surface blasting apparatus Kiyoshi Uchida, Yoshikazu Miyachi, Yoichiro Ban, Nagio Minami, Tadashi Nobushige 1997-09-16
5435773 Floor surface blasting apparatus Kiyoshi Uchida, Yoshikazu Miyachi, Tomoyoshi Ibe, Tsutomu Kurita, Takeo Oomichi +3 more 1995-07-25
5339573 Floor surface blasting apparatus Kiyoshi Uchida, Yoshikazu Miyachi, Tomoyoshi Ibe, Tsutomu Kurita, Takeo Oomichi +3 more 1994-08-23
4582692 Method of control for a wet lime-gypsum process desulfurization plant Susumu Kono, Katsuyuki Morinaga, Yutaka Nonogaki 1986-04-15