Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5944621 | Hollow golf ball | Hiroyuki Tsujinaka, Minoru Tsujinaka, legal representative, Kazuo Hochi, Masaya Tsunoda, Keiji Moriyama +1 more | 1999-08-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5944621 | Hollow golf ball | Hiroyuki Tsujinaka, Minoru Tsujinaka, legal representative, Kazuo Hochi, Masaya Tsunoda, Keiji Moriyama +1 more | 1999-08-31 |