Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5954148 | Crawler apparatus for vehicle | Kazumasa Okumura, Tohru Bisaka, Masaaki Kaneko, Syunichi Shibasaki, Masanori Kitano +1 more | 1999-09-21 |
| 5942132 | Method of and apparatus for producing steel pipes | Takaaki Toyooka, Motoaki Itadani, Akira Yorifuji, Toshio Ohnishi, Nobuki Tanaka +3 more | 1999-08-24 |
| 5784911 | Apparatus for manufacturing a welded pipe | Takaaki Toyooka, Motoaki Itatani, Susumu Itatani, Tsutomu Ide | 1998-07-28 |
| 5599264 | Roller width adjusting device for a divided type molding roller | Takaaki Toyooka, Susumu Itatani, Tsutomu Ide | 1997-02-04 |
| 4531779 | Automotive seat with lumbar support | — | 1985-07-30 |