Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5269518 | Grip-weighted putter | Masashi Kobayashi, Masanobu Minami, Yoshio Tanabe | 1993-12-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5269518 | Grip-weighted putter | Masashi Kobayashi, Masanobu Minami, Yoshio Tanabe | 1993-12-14 |