Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353557 | Golf ball | Ryota Kajita, Tsutomu Matsunaga, Sakae Inoue, Masayuki Ohtake | 1982-10-12 |
| 4337946 | Golf ball | Tutomu Noma, Tsutomu Matsunaga, Nagayoshi Naito, Chiaki Tanaka, Motoki Hiratsuka | 1982-07-06 |
| 4337947 | Golf ball | Tutomu Noma, Tsutomu Matsunaga, Chiaki Tanaka, Yoko Furuta, Nagayoshi Naito | 1982-07-06 |