Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6463784 | Measuring apparatus of sliding friction coefficient for vehicle running road surface | Akira Kashiwagi | 2002-10-15 |
| 6440588 | Nitrogen-containing heterocyclic compound and electroluminescent device | Masaru Matsuoka, Koushi Fukunishi, Kazuko Shirai, Toru Kitaguchi | 2002-08-27 |