Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8623503 | Chromium-free rust-inhibitive surface treatment agent for metal parts with zinc surfaces and metal parts with zinc surfaces coated with rust-inhibitive surface coated film | Yasuhiko Endo, Hideaki Nogami, Shunjiro Watanabe, Shoichiro Adachi | 2014-01-07 |
| 8367201 | Chromium-free rust-inhibitive surface treatment agent for metal parts with zinc surfaces and metal parts with zinc surfaces coated with rust-inhibitive surface coated film | Yasuhiko Endo, Hideaki Nogami, Shunjiro Watanabe, Shoichiro Adachi | 2013-02-05 |