Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298149 | Method for making a tin-plated steel sheet with a chromium bilayer and a copolyester resin laminate | Hiroaki Kawamura, Masatoki Ishida, Atsuo Tanaka, Tsuneo Inui, Yoshikazu Kondo | 1994-03-29 |
| 5213903 | Tin-plated steel sheet with a chromium bilayer and a copolyester resin laminate and method | Hiroaki Kawamura, Masatoki Ishida, Atsuo Tanaka, Tsuneo Inui, Yoshikazu Kondo | 1993-05-25 |
| 4608130 | Method of producing metallic chromium, tin or tin-nickel, and hydrated chromium oxide electroplated steel | Nobuyoshi Shimizu, Tsuneo Inui, Masatoki Ishida | 1986-08-26 |
| 4601957 | Method for producing a thin tin and nickel plated steel sheet for welded can material | Yasuhiko Nakagawa, Toshio Baba, Hirokazu Moriyama, Akio Miyachi, Tsuneo Inui | 1986-07-22 |
| 4578319 | Surface treated steel sheet having an excellent weldability and its production method | Nobuyoshi Shimizu, Tsuneo Inui, Masatoki Ishida | 1986-03-25 |
| 4511631 | Metallic chromium-nickel-hydrated chromium oxide-coated tin free steel and process for the production thereof | Nobuyoshi Shimizu, Mutsuhiro Shimizu, Kazunori Yanagihara, Akio Miyachi, Tsuneo Inui | 1985-04-16 |
| 4508790 | Tin free steel having an excellent weldability and its production method | Nobuyoshi Shimizu, Tsuneo Inui, Masatoki Ishida | 1985-04-02 |