Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11235618 | Heavy-duty pneumatic tire | Yoshiki KANAYA, Yoshiyuki Takada | 2022-02-01 |
| 7516767 | Pneumatic tire with tread having zigzag sipes | Fumihiro Tsubono, Naoki Kageyama | 2009-04-14 |
| 7469731 | Heavy-duty tire having ground-contact surface shape | Takeshi Kuroki, Minoru Nishi, Takahiro Kimishima, Satoshi Tsuda, Jyunji Ohira +1 more | 2008-12-30 |
| 7416004 | Pneumatic tire with tread including blocks having open and closed sipes | — | 2008-08-26 |
| D529436 | Tire tread | Koji Mori | 2006-10-03 |
| 6691756 | Pneumatic tire with specified bead base surface | Yoshiyuki Takada | 2004-02-17 |
| 6170546 | Heavy duty pneumatic tire including variable width grooves and constant width grooves | Toshio Koyama | 2001-01-09 |
| 6003575 | Pneumatic tire including sipes | Toshio Koyama, Masaru Araki | 1999-12-21 |