Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6687449 | Optical waveguide element, a three-dimensional optical waveguide circuit and optical system | — | 2004-02-03 |
| 6577791 | Optical waveguide element, a three-dimensional optical waveguide circuit and optical system | — | 2003-06-10 |
| 4421842 | Process for forming film of fluoroalkyl acrylate polymer on substrate and process for preparing patterned resist from the film | Shuzo Hattori, Tsuneo Fujii | 1983-12-20 |
| 4421843 | Process for forming film of fluoroalkyl acrylate polymer on substrate and process for preparing patterned resist from the film | Shuzo Hattori, Tsuneo Fujii | 1983-12-20 |
| 4382985 | Process for forming film of fluoroalkyl acrylate polymer on substrate and process for preparing patterned resist from the film | Shuzo Hattori, Tsuneo Fujii | 1983-05-10 |
| 4283482 | Dry Lithographic Process | Shuzo Hattori | 1981-08-11 |