Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5512104 | Method to separate and recover resin and steel pipe from resin-coated steel pipe | Toshitsugu Mizushiri, Norimichi Nakamura, Ken Ota, Shuji Yoshino, Noboru Inoue | 1996-04-30 |
| 5355621 | High-density type cultivation equipment | — | 1994-10-18 |
| 4690344 | Roll holder | — | 1987-09-01 |