Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889649 | Method for transmitting power | Yoshikazu Murai, Tatsuo Yamaguchi | 1989-12-26 |
| 4755275 | Electrical insulating oil | Atsushi Sato, Yoshikazu Murai, Tatsuo Yamaguchi, Kunio Sugisawa | 1988-07-05 |
| 4735703 | Method of increasing the concentration of straight chain paraffin material | Atsushi Sato, Yoshikazu Murai, Tatsuo Yamaguchi, Kunio Sugisawa | 1988-04-05 |
| 4692270 | Surface active agent | Atsushi Sato, Yoshikazu Murai, Tatsuo Yamaguchi, Kunio Sugisawa | 1987-09-08 |
| 4514229 | Paper sizing composition | Atsushi Sato, Yoshikazu Murai, Masahito Goto | 1985-04-30 |