Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321073 | Rubber composition | Takeo Kondo, Katsuaki Shinohara | 1994-06-14 |
| 4938784 | Foamed abrasive element and method of producing the same | Shinji Murakami, Hikaru Horiuchi, Yoriyasu Furukawa | 1990-07-03 |