Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6558793 | Substrate fiber of a dry friction material and manufacturing method thereof, and a dry friction material | Masaaki Kobayashi, Kenji Kakihara, Tunehisa Kawade | 2003-05-06 |