Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11247639 | Wiper blade rubber | Yasuyuki Okamoto, Kazuki Kawashima, Masaki Sakurai, Hiroaki Ohsako | 2022-02-15 |
| 10946837 | Wiper blade rubber | Masaki Sakurai, Hiroaki Ohsako, Yasuyuki Okamoto | 2021-03-16 |