Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11078348 | Rubber composition for tennis ball | Takehiko Hyodo, Kazuyoshi Shiga, Fumiya Suzuki, Hiroaki Tanaka, Kunio Niwa | 2021-08-03 |
| 10940369 | Rubber composition for hollow ball and hollow ball | Takehiko Hyodo, Kazuyoshi Shiga, Fumiya Suzuki, Hiroaki Tanaka, Kunio Niwa | 2021-03-09 |
| 10888738 | Golf ball resin composition and golf ball | Kazuyoshi Shiga, Hiroshi Tadaoka, Takahiro Shigemitsu | 2021-01-12 |