Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645893 | Glass suitable for optical functional elements and process for producing same | Seiji Fujiwara, Takuya Teshima, Natsuya Nishimura, Yoshinori Kubota | 2003-11-11 |
| 6640039 | Optical waveguide array and method of manufacturing the same | Yuki Kondo, Kazuyuki Hirao | 2003-10-28 |