Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149891 | Method for preparing pitch fluoride | Takeshi Morimoto, Toshiyuki Maeda, Hiroyuki Fujimoto | 1992-09-22 |
| 5133802 | Water and oil repellent composition | Takashige Maekawa, Masaru Nakamura, Masashi Matsuo, Hiroyuki Fujimoto | 1992-07-28 |