Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334817 | Golf club head | Hiroyuki Ezawa, Toshiki Oonaka, Sadayoshi Furusawa, Shingo Nomura | 2002-01-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334817 | Golf club head | Hiroyuki Ezawa, Toshiki Oonaka, Sadayoshi Furusawa, Shingo Nomura | 2002-01-01 |