Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8154694 | Laminated optical film, and liquid crystal panel and liquid crystal display apparatus using the laminated optical film | Masato Bitou, Shunsuke Shutou, Nobuyuki Kozonoi, Ikuo Kawamoto, Misaki Sabae | 2012-04-10 |
| 7388637 | Method for producing film with tilted alignment, film with tilted alignment, and image display using same | Ikuo Kawamoto | 2008-06-17 |
| 7135211 | Retardation plate, process for producing the same, and optical film | Shunsuke Shuto, Ikuo Kawamoto | 2006-11-14 |
| 7046319 | Polarizing member, optical member and liquid-crystal display device | Tadayuki Kameyama | 2006-05-16 |
| 7011775 | Method for manufacturing liquid crystal orientation film, liquid crystal orientation film, optical film, and visual display | Ikuo Kawamoto, Miki Shiraogawa | 2006-03-14 |
| 6958797 | Optical film having low chromaticity variation and quarter wavelength plate, and liquid crystal display using the same | Satoru Kawahara, Naoki Takahashi, Ikuo Kawamoto | 2005-10-25 |
| 6903788 | Optical film and a liquid crystal display using the same | Miki Shiraogawa, Ikuo Kawamoto | 2005-06-07 |
| 6882475 | Polarizing member, illuminator and liquid-crystal display device | Ikuo Kawamoto, Miki Shiraogawa | 2005-04-19 |
| 6809782 | Diffusing polarizing member and liquid crystal display | Ikuo Kawamoto, Tadayuki Kameyama, Satoru Kawahara | 2004-10-26 |
| 6803985 | Process for producing optical element, optical element, optical films using optical element, and illuminator and liquid crystal display each using optical element or optical films | Ikuo Kawamoto, Miki Shiraogawa | 2004-10-12 |
| 6795139 | Polarizing element, optical element, polarized light supply unit and liquid-crystal display device | Tadayuki Kameyama | 2004-09-21 |
| RE38500 | Polarizer, optical element, lighting device and liquid crystal display | Tadayuki Kameyama, Hisashi Mihara, Naoki Takahashi | 2004-04-20 |
| 6724446 | Illumination device and/or a liquid crystal display device | Naoki Takahashi | 2004-04-20 |
| 6654081 | Optic element, illumination device and/or liquid-crystal display device | Ikuo Kawamoto, Naoki Takahashi | 2003-11-25 |
| 6433853 | Cholesteric liquid crystal layer, optical element, lighting device, and liquid crystal display | Tadayuki Kameyama, Naoki Takahashi | 2002-08-13 |
| 6342934 | Polarizer lighting device and liquid crystal display | Tadayuki Kameyama, Naoki Takahashi | 2002-01-29 |
| 6339501 | Polarizing member, optical member and liquid-crystal display device | Tadayuki Kameyama | 2002-01-15 |
| 6166799 | Liquid crystal element with a layer of an oriental liquid crystal polymer, and optical element and polarizing element using the same | Tadayuki Kameyama, Hisashi Mihara, Naoki Takahashi | 2000-12-26 |
| 6166790 | Polarizer, optical element, lighting device and liquid crystal display | Tadayuki Kameyama, Hisashi Mihara, Naoki Takahashi | 2000-12-26 |
| 6103323 | Circular dichroism optical element, apparatus thereof, and liquid crystal polymer | Kyoko Izumi, Shusaku Nakano, Amane Mochizuki | 2000-08-15 |
| 6088079 | Cholesteric liquid crystal layer, optical element, lighting device, and liquid crystal display | Tadayuki Kameyama, Naoki Takahashi | 2000-07-11 |
| 6016177 | Multi-layer circularly polarized light separation plate containing cholesteric liquid crystal polymer layers | Tadayuki Kameyama, Naoki Takahashi | 2000-01-18 |
| 5999243 | Liquid crystal element comprising oriented liquid crystal polymer with an average in-plane haze of 10% or higher | Tadayuki Kameyama, Hisashi Mihara, Naoki Takahashi | 1999-12-07 |
| 5846451 | Crosslinking type liquid crystal polymer and oriented crosslinking film thereof | Shusaku Nakano, Amane Mochizuki, Kyoko Izumi | 1998-12-08 |