Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4765408 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1988-08-23 |
| 4733728 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1988-03-29 |
| 4597879 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1986-07-01 |
| 4556108 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1985-12-03 |
| 4555351 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1985-11-26 |
| 4549607 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1985-10-29 |
| 4544033 | Oil recovery process | Masaaki Hagiwara, Junichi Yamada | 1985-10-01 |
| 4537253 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1985-08-27 |
| 4534411 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1985-08-13 |
| 4532053 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Jun Yamada | 1985-07-30 |
| 4512404 | Micellar slug for oil recovery | Hiroshi Morita, Yasuyuki Kawada, Junichi Yamada | 1985-04-23 |
| 4436527 | Stabilizer for mixed fuels | Masaaki Yamamura, Taizo Igarashi | 1984-03-13 |
| 4339246 | Mixed fuel composition | Masaaki Yamamura, Taizo Igarashi | 1982-07-13 |