Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11987888 | Trivalent chromium chemical conversion treatment liquid for zinc or zinc alloy base and chemical conversion treatment method using the same | Ryouji IWANAGA, Manabu Inoue, Tomitaka Yamamoto | 2024-05-21 |
| 8663376 | Surface treatment solution for autodeposition coating of metallic material and autodeposition coating treatment method | Takaomi Nakayama, Hideki Takakuwa | 2014-03-04 |
| 7300958 | Ultra-dispersed nanocarbon and method for preparing the same | Fumiaki Kataoka, Eiji OSAWA, Makoto Takahashi, Osamu Idohara, Akira Terajima +3 more | 2007-11-27 |