Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6361872 | Metal surface treatment agents, methods of treating metal surfaces and pre-coated steel substrates | Tetsuo Hosono, Tadayoshi Inoue | 2002-03-26 |
| 5131948 | Anticorrosion coating composition | Takao Higashiyama | 1992-07-21 |