Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023790 | Optical waveguide film with mark for positioning and method for producing the same | Keishi Shimizu, Masahiro Igusa, Toshihiko Suzuki, Akira Fujii, Kazutoshi Yatsuda | 2011-09-20 |
| 7925130 | Optical waveguide, optical module, method of producing optical module, and method of producing optical waveguide | Akira Fujii, Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Masahiro Igusa | 2011-04-12 |