Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316739 | Method and apparatus for surface treatment | Masato Yoshikawa, Setsuo Akiyama, Kazuo Naito, Satiko Okazaki, Masuhiro Kogoma | 1994-05-31 |
| 5290378 | Method for preparing a rubber-based composite material | Masato Yoshikawa, Kazuo Naito, Satiko Okazaki, Masahiro Kogoma | 1994-03-01 |
| 5286532 | Method for producing golf balls | Masato Yoshikawa, Kazuo Naito, Satiko Okazaki, Masuhiro Kogoma | 1994-02-15 |
| 5284543 | Method for preparing a rubber-based composite material | Masato Yoshikawa, Kazuo Naito | 1994-02-08 |