SH

Seiya Hirohama

CH Chiyoda: 1 patents #23 of 56Top 45%
Overall (1994): #20,315 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5304234 Gas separation process and unit therefor Toru Takatsuka, Ryuichiro Kajiyama, Yoshimi Okada, Tetsuo Shibagaki, Toshio Kushida 1994-04-19
5284983 Process for purifying aqueous crude ethanol solution Tsunehisa Muto, Futoshi Kanegae, Toru Takatsuka, Masazumi Ojiro 1994-02-08