Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12251968 | Pneumatic tire | — | 2025-03-18 |
| 12227032 | Pneumatic tire | — | 2025-02-18 |
| D770370 | Tread of an automobile tire | — | 2016-11-01 |
| 9281757 | Voltage conversion device and electrical load driving device | Takayuki Naito, Akihiko Nojima, Takashi Imai, Junzo Ooe, Koichi Mizutani +3 more | 2016-03-08 |
| 5827606 | Low electric noise electrode system | Ikuo Marumoto, Taisuke Miyamoto, Satoru Tojo, Toshio Asahi, Hiroshi Morita +2 more | 1998-10-27 |
| 4652705 | Ignition distributor with noise suppression electrode oxide coating | Naotaka Nakamura, Yoshimi Miyamoto, Motokazu Momiyama, Toshiji Tsubai, deceased, Tatsuo Teratani | 1987-03-24 |