Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4697320 | Roll for a rolling mill, method of producing the same and the rolling mill incorporating the roll | Toshio Ogawa, Masashi Era, Ken Sato | 1987-10-06 |
| 4668591 | Magnetic separator matrix of cut pieces of an elongated crystalline magnetic alloy | Tetsuroh Minemura, Masaichi Nagai, Takeo Tamamura | 1987-05-26 |
| 4560404 | Method of producing material for superconductor | Katsuzo Aihara, Naofumi Tada, Yasuo Suzuki, Toshio Ogawa | 1985-12-24 |
| 4301855 | Apparatus for producing metal ribbon | Hideo Suzuki, Isao Ikuta, Sadami Tomita | 1981-11-24 |