MM

Masahiko Miyai

HI Hitachi: 7 patents #5,859 of 28,497Top 25%
Overall (All Time): #769,517 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4692253 Method and apparatus for removing extraneous matters Katsumoto Otake, Yasuteru Mukai, Isamu Okouchi 1987-09-08
4543188 Apparatus for removing foreign matters from condenser cooling water Isao Okouchi, Sankichi Takahashi, Kenkichi Izumi, Katsumoto Otake 1985-09-24
4476917 Method of and system for cleaning cooling tubes of heat transfer units Katsumoto Otake, Takuya Sasaki, Yasuteru Mukai, Sankichi Takahashi, Isao Okouchi 1984-10-16
4461346 Feedwater heater Yoshiyuki Hoshino, Shyuichi Imazu, Yoshikuni Oshima, Masakiyo Izumiya 1984-07-24
4435285 Sorting apparatus Isao Okouchi, Sankichi Takahashi, Yasuteru Mukai, Katsumoto Otake, Takuya Sasaki 1984-03-06
4420038 Cleaning system for heat conductive conduits of a heat exchanger Isao Okouchi, Sankichi Takahashi, Yasuteru Mukai, Katsumoto Otake, Takuya Sasaki 1983-12-13
4390058 Method of monitoring condenser performance and system therefor Katsumoto Otake, Yasuteru Mukai, Isao Okouchi 1983-06-28