Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4956109 | Lubricating oil | Higaki Yuzo | 1990-09-11 |
| 4891161 | Cold rolling mill lubricant | Yuji Fujioka, Yuzo Higaki, Hiroyuki Goto | 1990-01-02 |
| 4889648 | Cold-rolling oils for steel plates | Yuzo Higaki, Hiroyuki Goto | 1989-12-26 |
| 4886612 | Lubricating oil | Yuzo Higaki, Hiroyuki Goto | 1989-12-12 |
| 4561911 | Aqueous solution for cooling cold-rolled steel strip in a continuous annealing process | Masahiro Fujii, Hideo Kanno | 1985-12-31 |
| 4354881 | Method for antirust treatment of steel stocks | Tatsurou Obi, Susumu Otsuka, Isao Manabe, Akiyoshi Inubushi, Chiaki Maeda | 1982-10-19 |