Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6760533 | Optical adhesive composition and optical device | Takeshi Ishimaru | 2004-07-06 |
| 6743517 | Process for producing optical element | Hiroko Shikata, Hiroaki Yamamoto | 2004-06-01 |
| 6740366 | Article having predetermined surface shape and method for preparing the same | Masahiro Hori, Mitsuhiro Kawadu, Hiroko Shikata, Hiroaki Yamamoto | 2004-05-25 |
| 6723487 | Method for producing article coated with patterned film and photosensitive composition | Tsutomu Minami, Masahiro Tatsumisago, Kiyoharu Tadanaga, Atsunori Matsuda, Mitsuhiro Kawadu +1 more | 2004-04-20 |
| 6721485 | Echelon diffraction grating and optical waveguide element | Masahiro Hori, Hiroaki Yamamoto | 2004-04-13 |
| 6686049 | Anti-reflection colored film-coated glass products and plasma display panel optical filters | Toshifumi Tsujino | 2004-02-03 |