Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615570 | Method for bending a pipe and apparatus for bending the same | Masahiko Mitsubayashi, Masazumi Ohnishi, Noritaka Miyamoto, Keisuke Kadota, Katsuji Bando | 1997-04-01 |
| 5522247 | Method and apparatus for manufacturing a corrugated tube | Masahiko Mitsubayashi, Noritaka Miyamoto, Keisuke Kadota, Masazumi Onishi | 1996-06-04 |