Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632585 | Photosensitive composition, and optical waveguide element and process for producing the same | — | 2003-10-14 |
| 6590722 | Optical element | Tadashi Koyama, Hiroaki Yamamoto, Jun Yamaguchi | 2003-07-08 |
| 6555236 | Articles having an uneven surface and production process therefor | Masahiro Hori, Hiroaki Yamamoto | 2003-04-29 |
| 6535680 | Process for producing an article having a predetermined surface shape and optical waveguide element | Masahiro Hori | 2003-03-18 |