Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8012568 | Laminated shape-retainable sheet, core for brim of headwear using the same, brim of headwear, and headwear | Yujiro Hirao | 2011-09-06 |
| 7452440 | Method and device for producing laminated composite | Michitaka Tsujimoto, Koji Yamaguchi, Masashi Okabe, Masanori Hirata, Masafumi Ishiyama | 2008-11-18 |
| 7094310 | Method for joining high-pressure composite pipes | Koji Yamaguchi, Mitsuhide Nogami, Yasuo Yamabe, Masanori Nakamura, Takehiro Yamada +4 more | 2006-08-22 |
| 7063768 | Method and device for producing laminated composite | Michitaka Tsujimoto, Koji Yamaguchi, Masashi Okabe, Masanori Hirata, Masafumi Ishiyama | 2006-06-20 |
| 7025917 | Polyolefin stretched sheet and method for producing the same | Koichi Adachi, Michiaki Sasayama, Koji Yamaguchi | 2006-04-11 |
| 6688339 | Composite high-pressure tube and method of manufacturing the tube | Koji Yamaguchi, Takehiro Yamada, Koichi Adachi, Mitsuhide Nogami | 2004-02-10 |
| 6629547 | Composite high-pressure pipe and method of joining same | Koji Yamaguchi, Mitsuhide Nogami, Yasuo Yamabe, Masanori Nakamura, Takehiro Yamada +4 more | 2003-10-07 |