Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603366 | Precure tread for retread tire | Toyomi Iwata, Masahiro Kuroda, Naoyuki Goto, Hiroshi Ueda, Michio Ishii | 1997-02-18 |
| 5445691 | Precure tread for tire including surface and rear grooves | Toyomi Iwata, Masahiro Kuroda, Naoyuki Goto, Hiroshi Ueda, Michio Ishii | 1995-08-29 |
| 5275218 | Precure tread for a new tire, and retread tires | Toyomi Iwata, Masahiro Kuroda, Naoyuki Goto, Hiroshi Ueda, Michio Ishii | 1994-01-04 |