Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8463099 | Resin composition for optical material, resin film for optical material, and optical waveguide using them | Atsushi Takahashi, Masatoshi Yamaguchi, Toshihiko Takasaki, Tomoaki Shibata, Masami Ochiai | 2013-06-11 |
| 8383695 | Phenoxy resin for optical material, resin composition for optical material, resin film for optical material and optical waveguide using those | Atsushi Takahashi, Toshihiko Takasaki, Tomoaki Shibata, Masami Ochiai | 2013-02-26 |
| 8351752 | Flexible optical waveguide, method for manufacturing such flexible optical waveguide, and optical module | Tomoaki Shibata, Atsushi Takahashi, Hiroshi Masuda, Toshihiko Takasaki, Masami Ochiai | 2013-01-08 |
| 8326110 | Flexible optical waveguide having a cladding layer composed of a resin for forming a cladding layer and a base material film | Tomoaki Shibata, Masami Ochiai, Atsushi Takahashi, Toshihiko Takasaki | 2012-12-04 |
| 8036511 | Resin composition for optical material, resin film for optical material, and optical waveguide | Toshihiko Takasaki, Atsushi Takahashi | 2011-10-11 |
| 7853113 | Resin composition for optical material, resin film for optical material, and optical waveguide | Toshihiko Takasaki, Atsushi Takahashi | 2010-12-14 |
| 7751678 | Resin composition for optical material, resin film for optical material and optical waveguide using same | Tomoaki Shibata, Masami Ochiai, Atsushi Takahashi, Toshihiko Takasaki | 2010-07-06 |
| 7747129 | Resin composition for optical materials, resin film for optical material, and optical waveguide | Toshihiko Takasaki, Atsushi Takahashi | 2010-06-29 |
| 7660503 | Flexible optical waveguide and optical module | Atsushi Takahashi, Hiroshi Masuda, Toshihiko Takasaki, Tomoaki Shibata, Masami Ochiai | 2010-02-09 |
| 7552478 | Network unauthorized access preventing system and network unauthorized access preventing apparatus | Yoshinaga Seki, Shinji Hasei, Miho Uotani | 2009-06-23 |
| 7259313 | Musical instrument system capable of locating missing remote controller, musical instrument, remote controller and method use therein | Yoshitake Suzuki, Toshio Yamayoshi, Tadaharu Kato, Yuji Fujiwara | 2007-08-21 |
| 6858789 | Musical instrument equipped with automatic player for performing music without harsh tone | Shigeru Muramatsu | 2005-02-22 |
| 5444181 | Keyboard instrument selectively entering into an acoustic sound mode and an electronic sound mode through a rotation of a stopper with a cushion sheet against damper wires | Masahiro Wada | 1995-08-22 |