Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11247639 | Wiper blade rubber | Shuichi Ohtsubo, Yasuyuki Okamoto, Kazuki Kawashima, Masaki Sakurai | 2022-02-15 |
| 10946837 | Wiper blade rubber | Masaki Sakurai, Shuichi Ohtsubo, Yasuyuki Okamoto | 2021-03-16 |
| 6696391 | Coating agent for wiper blade rubber, and wiper blade rubber with the same | Shinya Goto, Naoki Torii, Kouitsu Itoh | 2004-02-24 |