Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11091714 | Fuel oil “A” composition | Ayumi Takahashi, Yasuyuki Komatsu | 2021-08-17 |
| 10760020 | Heavy fuel oil C composition | Yasuyuki Komatsu | 2020-09-01 |
TK
Tsuyoshi Kashio
Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
Overall (All Time): #1,885,405 of 4,157,543Top 50%
2
Patents All Time