Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7475844 | Web winding device and spacer | — | 2009-01-13 |
| 7444911 | Slitter blade assembly | Akihiro Sanda, Sampei Iida, Kenji Watanabe | 2008-11-04 |
| 7185840 | Web winding apparatus | Hironori Sasaki | 2007-03-06 |
| 7083137 | Film winding method, film winding apparatus, and film manufacturing apparatus | Kenji Watanabe, Akio Hiroi | 2006-08-01 |
| 6755371 | Film winding method, film winding apparatus, and film manufacturing apparatus | Kenji Watanabe, Akio Hiroi | 2004-06-29 |
| 6464162 | Web processing system | Kenji Watanabe, Tsuneo Yamazaki, Akihiro Sanda | 2002-10-15 |
| 6357691 | Web processing system | Kenji Watanabe, Tsuneo Yamazaki, Akihiro Sanda | 2002-03-19 |
| 5772495 | Method and apparatus for producing photo filmstrip | Akihiro Sanda, Naoki Sakai | 1998-06-30 |