Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588469 | Tire noise reducing system | Tokuzo Nakajima, Masami Nishikawa, Chieko Aoki, Hideaki Sugihara | 2003-07-08 |
| 6581658 | Method of correcting tire unbalance | Tokuzo Nakajima, Hiroyuki Kobayashi, Masami Nishikawa | 2003-06-24 |
| 6581662 | Pneumatic tire with specified band cord | Kazumi Yamazaki, Takashi Tanaka, Yasuo Wada, Makoto Hizume | 2003-06-24 |
| 6557605 | Pneumatic tire with axially spaced high modulus edge bands and low modulus middle band | Kazumi Yamazaki, Takashi Tanaka, Yasuo Wada, Makoto Hizume | 2003-05-06 |