Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8154690 | Polarized-light splitting device, display including the same, method of manufacturing the same, and apparatus for manufacturing the same | Yoshihide Nagata, Atsushi Sato, Ji Woo Kim | 2012-04-10 |
| 7935262 | Method of manufacturing fine patterns | Yoshihide Nagata, Atsushi Sato, Ji Woo Kim | 2011-05-03 |
| 7692860 | Wire grid polarizer and method of manufacturing the same | Atsushi Sato, Yoshihide Nagata | 2010-04-06 |
| 7253955 | Contrast improving sheet and rear projection screen provided with the same | Makoto Honda | 2007-08-07 |
| 7072109 | Projection screen and projection display | Masahiro Goto, Yoshiki Yoshida, Hiroshi Sekiguchi | 2006-07-04 |
| 6989929 | Fresnel lens sheet and rear projection screen including the same | — | 2006-01-24 |
| 6987624 | Fresnel lens sheet and rear projection screen | Makoto Honda | 2006-01-17 |
| 6877973 | Method and apparatus for manufacturing a lens sheet | Kazuyuki Matsumoto | 2005-04-12 |
| 6762883 | Lenticular lens sheet and rear projection screen | Yoshiki Yoshida, Kumpei Oda | 2004-07-13 |
| 6707606 | Lens sheet, projection screen using the same, and method of molding the lens sheet | Makoto Kimura, Ryuji Hashimoto | 2004-03-16 |
| 6639736 | Base plate, lens sheet, and projection screen | Makoto Kimura, Ryuji Hashimoto, Yasuhiro Doi | 2003-10-28 |
| 6597502 | Rear projection screen with uniformity of luminance | Yoshiki Takahashi, Masahiro Goto, Makoto Honda, Kumpei Oda, Katsunori Takahashi | 2003-07-22 |
| 6421181 | Lenticular lens sheet and rear projection screen | Yoshiki Yoshida, Kumpei Oda | 2002-07-16 |
| 6325880 | Lenticular lens sheet with both a base sheet having lenticular elements and a surface diffusing part having elements of elementary shape smaller than lenticular elements | Yoshiyuki Yamashita | 2001-12-04 |
| 6292294 | Rear projection screen with uniformity of luminance | Yoshiki Takahashi, Masahiro Goto, Makoto Honda, Kumpei Oda, Katsunori Takahashi | 2001-09-18 |
| 6169633 | Lenticular lens sheet and transmission type screen using the same | — | 2001-01-02 |
| 6157491 | Lenticular lens sheet | Kunpei Oda | 2000-12-05 |
| 6130777 | Lenticular lens sheet with both a base sheet having lenticular elements and a surface diffusing part having elements of elementary shape smaller than lenticular elements | Yoshiyuki Yamashita | 2000-10-10 |
| 5889613 | Lenticular lens sheet for use in rear projection television | — | 1999-03-30 |
| 5809624 | Film stretching structure | Satoshi Nakamae, Hiroshi Kojima, Makoto Honda | 1998-09-22 |
| 5759456 | Plastic sheet manufacturing method and apparatus | Makoto Honda | 1998-06-02 |
| 5513036 | Projection screen | Makoto Honda, Hiroshi Kojima, Satoshi Nakamae | 1996-04-30 |
| 5477380 | Projection screen | Akira Izawa, Makoto Honda, Satoshi Nakamae, Hiroshi Kojima | 1995-12-19 |