Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6427743 | Pneumatic tire | Tsuneyuki Nakagawa, Minoru Nishi, Tomoyasu Shibata, Kazumi Yamazaki | 2002-08-06 |
| 6386259 | Heavy duty radial tire with specified arrangement of chafer and carcass turnup | — | 2002-05-14 |
| 6318430 | Pneumatic tire with hybrid material bead apex | Yasuhisa Minagawa | 2001-11-20 |
| 6318431 | Heavy load radial tire with specified carcass turnup | Kazuki Numata, Tsuneyuki Nakagawa, Kenji Asano, Masaki Shiraishi | 2001-11-20 |
| 6305451 | Heavy-duty radial tire with specified steel amount in belt plies | — | 2001-10-23 |
| 6273162 | Pneumatic tire with specified bead portion | Yoshio Ohara, Yukio Endo, Kazuki Numata, Ikuji Ikeda | 2001-08-14 |
| 6270606 | Pneumatic tire and its manufacturing method | — | 2001-08-07 |
| 6269856 | Pneumatic tire with specific side and bead dimensions | — | 2001-08-07 |
| 6116311 | Pneumatic tire with band between carcass and breaker | Kazuki Numata, Tsuneyuki Nakagawa | 2000-09-12 |
| 6112787 | Heavy duty pneumatic tire including narrow rib | Tetsuhiro Fukumoto, Yukihide Ouya | 2000-09-05 |
| 6109320 | Heavy duty radial tire with specified bead core inside diameter | Tatsuya Miyazaki | 2000-08-29 |
| 6079467 | Heavy duty radial tire with specified arrangement of chafer and carcass turnup | — | 2000-06-27 |
| 5885388 | Pneumatic tire with swelled bead core inner surface | Shinichi Miyazaki, Tetsuhiro Fukumoto | 1999-03-23 |
| 5885387 | Pneumatic tire having endless carcass cord ply | — | 1999-03-23 |
| 5772811 | Heavy duty radial tire with specified bead core inside diameter | Shuichi Sakamoto, Tsuneyuki Nakagawa, Kazuki Numata | 1998-06-30 |
| 5547005 | Radial tire with enhanced bead durability | Mikio Takatsu | 1996-08-20 |
| 5522443 | High speed heavy duty tire and rim assembly whose tire includes a buffer layer in each bead portion | Hiroshi Hoshino, Mikio Takatsu | 1996-06-04 |
| 5335707 | High speed heavy duty cross ply tire | Haruyuki Sano, Takao Otani, Masayoshi Nishitani, Mikio Takatsu, Toshiaki Yamamoto +1 more | 1994-08-09 |
| 5285835 | High speed radial tire with durable bead part | Tsuneyuki Nakagawa, Mikio Takatsu, Hiroyuki Noma, Yoshihide Kojima | 1994-02-15 |
| 5277236 | High-speed radial tire for heavy load with specified belt camber quantity | Mikio Takatsu, Hideaki Yoshikawa, Yasusuke Yonekawa | 1994-01-11 |
| 5253690 | High speed heavy duty tire including bead part with side packing rubber | Mikio Takatsu, Hiroshi Hoshino | 1993-10-19 |
| 5205882 | Heavy duty high speed radial tire with aromatic polyamide belt cords | Shinichi Miyazaki, Mikio Takatsu, Masayoshi Nishitani | 1993-04-27 |
| 5188686 | High speed tire for heavy duty vehicles including bead part with side packing rubber | Hideaki Yoshikawa, Mikio Takatsu | 1993-02-23 |
| 5186774 | Heavy duty radial tire with defined carcass turnup curvature | Tsuneyuki Nakagawa, Yasuyoshi Mizukoshi | 1993-02-16 |
| 5160384 | High speed heavy duty tire including bead part with side packing rubber | Hiroshi Hoshino | 1992-11-03 |