Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12006485 | Lubricating oil additive and lubricating oil composition containing same | Shinji Iino, Taro SUMI, Hironobu Matsueda, Hiroshi Sakata | 2024-06-11 |
| 11773342 | Lubricating oil additive and lubricating oil composition containing same | Shinji Iino, Akihiro Kotaka, Hironobu Matsueda, Hiroshi Sakata | 2023-10-03 |
| 11248187 | Lubricant additive composition, lubricating composition containing same and engine oil composition consisting of lubricating composition | Shinji Iino, Taro SUMI | 2022-02-15 |
| 10920167 | Lubricant composition and lubricating oil composition | Taro SUMI | 2021-02-16 |
| 9583280 | Electricity storage device | Takayuki Taki, Hiroaki Watanabe, Atsuki Shibuya, Akiko Tasaki | 2017-02-28 |
| 9337511 | Nonaqueous secondary battery | Takayuki Taki, Hiroaki Watanabe, Atsuki Shibuya, Akiko Tasaki | 2016-05-10 |