Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410853 | Differential gear | Kenji Kushizaki, Nobuyuki Watanabe | 2025-09-09 |
| 11028914 | Vehicle differential device | He Jin, Tomoki Yoshihama, Songjie Li | 2021-06-08 |
| 7834230 | Catalyst and process for producing liquefied petroleum gas | Kaoru Fujimoto, Xiaohong Li, Qianwen Zhang | 2010-11-16 |
| 7728046 | Process for producing liquefied petroleum gas | Kaoru Fujimoto, Sachio Asaoka, Xiaohong Li | 2010-06-01 |
| 7432410 | Production of LPG containing propane or butane from dimethyl ether or methanol | Kaoru Fujimoto, Sachio Asaoka, Xiaohong Li | 2008-10-07 |
| 7297825 | Catalyst and process for LPG production | Kaoru Fujimoto, Sachio Asaoka, Xiaohong Li, Qianwen Zhang | 2007-11-20 |