Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6228498 | Structured body of carbon having frustum protrusion and method for the preparation thereof | Kiyoshi Yokogawa, Seiji Fukuyama, Bai An, Masamichi Yoshimura, Isao Mochida +1 more | 2001-05-08 |