Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337946 | Golf ball | Tasuku Saito, Tsutomu Matsunaga, Nagayoshi Naito, Chiaki Tanaka, Motoki Hiratsuka | 1982-07-06 |
| 4337947 | Golf ball | Tasuku Saito, Tsutomu Matsunaga, Chiaki Tanaka, Yoko Furuta, Nagayoshi Naito | 1982-07-06 |
| 4295652 | Golf ball | Tasuku Saito, Tsutomu Matsunaga, Nagayoshi Naito, Chiaki Tanaka, Motoki Hiratsuka | 1981-10-20 |