Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12055742 | Polarization diffraction element and vector beam mode detection system using the same | Moritsugu Sakamoto, Hiroshi Ono, Nobuhiro Kawatsuki | 2024-08-06 |
| 10816796 | Display device and optical element | — | 2020-10-27 |
| 8902398 | Optical film laminate, method for producing the same, and liquid crystal display panel using the same | — | 2014-12-02 |
| 8724220 | Depolarizing film having an optically anisotropic volumetric region | — | 2014-05-13 |
| 7300687 | Retardation film and process for producing the same | Masao Uetsuki, Nobuhiro Kawatsuki | 2007-11-27 |
| 6743487 | Retardation film and process for producing the same | Masao Uetsuki, Nobuhiro Kawatsuki | 2004-06-01 |
| 6696114 | Alignment layer and a liquid crystal display using the same | Yoshihiro Kawatsuki, Masao Uetsuki | 2004-02-24 |
| 6206535 | Planar lighting device and method of making light guides used therein | Yukitoshi Hattori, Masaya Morino, Hiroshi Nakayama | 2001-03-27 |
| 5296336 | Dampening solution for lithographic printing | Kenichi Doi, Masumi Takase, Toshio Sato, Takashi Ito, Katsuhiro Osaki | 1994-03-22 |
| 5244495 | Additive for lithographic dampening solution and use thereof | Kenichi Doi, Shintaro Yamaoka, Yoshitake Nagayama, Masanori Fujiki, Shinichi Goto +1 more | 1993-09-14 |
| 4353958 | Green ceramic tapes and method of producing them | Katsuhiko Kita, Junzo Fukuda, Hidemasa Ohmura | 1982-10-12 |