Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5028906 | Humidity sensor | Yoshio Moriya, Ryuji Kojima, Kentaro Nagano, Kazuhiro Ishikura, Yasuo Imai | 1991-07-02 |
| 4927472 | Conversion coating solution for treating metal surfaces | Shigeo Tanaka, Tomoyuki Aoki, Yohji Ono | 1990-05-22 |
| 4874480 | Process for treatment of titanium and titanium alloys | Sakae Sonoda, Kouji Hetsugi, Yoshihiko Sawasaki, Kouji Kaburagi | 1989-10-17 |
| 4246865 | One side surface molten metallic coating apparatus | Shoji Shimada, Yokichi Sato, Kuniharu Matsumoto, Kazuyuki Akeyoshi, Takayuki Tobita | 1981-01-27 |
| 4220486 | Conversion coating solution for treating metallic surfaces | Nobuyuki Oda, Haruyoshi Terada | 1980-09-02 |