Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7670531 | Method for producing formed wooden article | Tatsuya Suzuki, Hisashi Nishimura | 2010-03-02 |
| 7536892 | Method and apparatus for forming sheet metal | Shigeo Matsubara, Yan Lu | 2009-05-26 |
| 6216508 | Apparatus for dieless forming plate materials | Shigeo Matsubara, Susumu Aoyama, Yan Lu | 2001-04-17 |
| 5845526 | Method for producing pipe having polygon-shaped closed cross-section and device therefor | Yoshiaki Kadoma, Iwao Nihashi, Hideo Ogawa, Youji Suzuki | 1998-12-08 |
| 4715775 | 180 degree inverting machine | — | 1987-12-29 |