Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5900074 | Composition and process for treating magnesium-containing metals and product therefrom | Sadao Ishizaki, Masahiko Nishida | 1999-05-04 |
| 5645650 | Composition and process for treating magnesium-containing metals and product therefrom | Sadao Ishizaki, Masahiko Nishida | 1997-07-08 |
| 5203402 | Heat exchanger | Kunihiko Nishishita, Amane Watanabe, Isamu Kurosawa | 1993-04-20 |
| 4612060 | Process for controlling zinc phosphate treating solutions | Ryuiji Kojima, Naomi Suzuki, Tsuneo Saito | 1986-09-16 |
| 4246865 | One side surface molten metallic coating apparatus | Shoji Shimada, Yasunobu Matsushima, Kuniharu Matsumoto, Kazuyuki Akeyoshi, Takayuki Tobita | 1981-01-27 |