Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920255 | Polarizer-equipped optical fiber ferrule, connector and connector adaptor | Kouichi Muro, Yoshiaki Takeuchi | 2005-07-19 |
| 6887808 | Infrared broadband dichroic glass polarizer | — | 2005-05-03 |
| 6761045 | Infrared broadband dichroic glass polarizer | — | 2004-07-13 |
| 6656398 | Process of making a pattern in a film | William Birch, Alain Carre, Paul D. Frayer | 2003-12-02 |
| 6535655 | Fiberoptic polarizer and method of making the same | Toshihiko Ono, Toshio Sasaki, Hiroki Takahashi, Yoshiaki Takeuchi | 2003-03-18 |