JO

Joji Okamoto

SC Shionogi & Co.: 2 patents #396 of 1,054Top 40%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #1,632,862 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5885313 Temperature-gradient type multistage condenser 1999-03-23
5076349 Apparatus for gas/liquid separation Tetsuro Kadono 1991-12-31
4273811 Method of applying slip to interior surfaces of a closed tank to provide an enamel coating Hitoshi Azuma, Katsushi Arai, Takemi Naito, Seiji Kawai, Minoru Goto 1981-06-16