IO

Isao Okouchi

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
BA Babcock-Hitachi: 2 patents #128 of 415Top 35%
HC Hitachi Plant Engineering & Construction Co.: 1 patents #53 of 194Top 30%
Overall (All Time): #429,958 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
4879041 Process for producing ultra-pure water and process for using said ultra-pure water Hideaki Kurokawa, Akira Yamada, Yasuo Koseki, Harumi Matsuzaki, Katsuya Ebara +5 more 1989-11-07
4631925 Apparatus for deaerating condensate in a condenser Katsumoto Ohtake, Yoshikuni Ohshima, Yasuteru Mukai 1986-12-30
4597871 Apparatus for removing foreign matters Kenkichi Izumi, Sankichi Takahashi, Yasuteru Mukai, Akira Tomida 1986-07-01
4592419 Condenser Keizo Ishida, Yoshikuni Ohshima, Toyoyuki Mukaidani, Kenkichi Izumi 1986-06-03
4543188 Apparatus for removing foreign matters from condenser cooling water Sankichi Takahashi, Kenkichi Izumi, Masahiko Miyai, Katsumoto Otake 1985-09-24
4476917 Method of and system for cleaning cooling tubes of heat transfer units Katsumoto Otake, Masahiko Miyai, Takuya Sasaki, Yasuteru Mukai, Sankichi Takahashi 1984-10-16
4435285 Sorting apparatus Sankichi Takahashi, Yasuteru Mukai, Katsumoto Otake, Takuya Sasaki, Masahiko Miyai 1984-03-06
4420038 Cleaning system for heat conductive conduits of a heat exchanger Sankichi Takahashi, Yasuteru Mukai, Katsumoto Otake, Takuya Sasaki, Masahiko Miyai 1983-12-13
4390058 Method of monitoring condenser performance and system therefor Katsumoto Otake, Masahiko Miyai, Yasuteru Mukai 1983-06-28
4351715 Apparatus for high temperature electrodialysis Harumi Matsuzaki, Osamu Kuroda, Kenkichi Izumi, Sankichi Takahashi 1982-09-28
4311575 Method for high temperature electrodialysis Harumi Matsuzaki, Osamu Kuroda, Kenkichi Izumi, Sankichi Takahashi 1982-01-19
4245998 Method and apparatus for crystallization of solution containing salts Kenkichi Izumi, Haruyuki Yamazaki, Sankichi Takahashi 1981-01-20