Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9354356 | Polymer film, and optically-compensatory film, polarizer and liquid-crystal display device comprising the same | Tadashi Omatsu, Hajime Nakayama, Osamu Takahashi, Shigeaki Nimura, Yousuke Nishiura | 2016-05-31 |
| 9091804 | Polymer film, and optically-compensatory film, polarizer and liquid-crystal display device comprising the same | Tadashi Omatsu, Hajime Nakayama, Osamu Takahashi, Shigeaki Nimura, Yousuke Nishiura | 2015-07-28 |
| 8313574 | Cellulose acylate film, optical film, polarizing plate, and liquid crystal display apparatus | Takeichi Tatsuta, Hiroaki Sata, Mamoru Sakurazawa, Yasuo Mukunoki, Tatsuya SHIMOYAMA | 2012-11-20 |
| 8293341 | Cellulose ester film, retardation film, polarizing plate and liquid crystal display device | Mamoru Sakurazawa, Yasuo Mukunoki, Hiroaki Sata | 2012-10-23 |
| 8147931 | Cellulose-film modifier, cellulose composition, and optical cellulose film, polarizing plate-protecting film, polarizing plate, and liquid crystal display device, produced by using the same | Takeichi Tatsuta, Yutaka Nozoe | 2012-04-03 |
| 7981489 | Optical compensation sheet and liquid crystal display device | Mamoru Sakurazawa | 2011-07-19 |
| 7410679 | Optical compensation sheet, polarizing plate and liquid crystal display | — | 2008-08-12 |
| 7226499 | Cellulose acylate film, cellulose acylate film with functional thin film, and method for preparation thereof | Yuuzou Muramatsu, Yukio Shinagawa | 2007-06-05 |
| 7190354 | Inner type touch panel, process for producing the same and display unit | Makoto Tanaka, Katsumi Inoue, Kenichiro Hatayama, Kentaro Shiratsuchi | 2007-03-13 |
| 7170684 | Plastic film and image display unit | Kenichi Fukuda | 2007-01-30 |
| 6777102 | Curable composition and hardcoated article employing same | Seiya Sakurai, Yuuzou Muramatsu, Kenichirou Hatayama | 2004-08-17 |
| 6686031 | Hard coat film and display device having same | Kiyokazu Hashimoto, Tsukasa Yamada, Kenichiro Hatayama, Yuuzou Muramatsu | 2004-02-03 |
| 6480250 | Low-reflection transparent conductive multi layer film having at least one transparent protective layer having anti-smudge properties | Kenichiro Hatayama, Takahiro Moto, Yasuo Mukunoki | 2002-11-12 |
| 6235427 | Nonaqueous secondary battery containing silicic material | Yoshio Idota, Nobufumi Mori, Akira Kase, Yoshikatsu Kagawa, Hajime Miyamoto | 2001-05-22 |
| 5759714 | Non-aqueous-electrolyte secondary battery | Hiroshi Ishizuka, Masayuki Negoro | 1998-06-02 |
| 5707756 | Non-aqueous secondary battery | Noriyuki Inoue, Yukio Maekawa, Tsutomu Miyasaka, Yoshikatsu Kagawa, Hideki Naito +5 more | 1998-01-13 |
| 5326618 | Magnetic recording medium and process for production thereof | Katsumi Ryoke, Yutaka Kakuishi, Toshiyuki Kitahara | 1994-07-05 |
| 5318838 | Magnetic recording medium comprising ferromagnetic particles, binder resins and phenyl phosphonic acid | Kiyomi Ejiri, Mikihiko Kato, Takao Ohya | 1994-06-07 |
| 5244736 | Magnetic recording medium having multiple magnetic layers with specified compositions | Hiroshi Hashimoto, Hideomi Watanabe, Akira Ushimaru, Kazuko Hanai | 1993-09-14 |
| 5153063 | Magnetic recording medium having a vinyl-chloride resin and a urethane resin binder system each of which resins contain three percent or less of a low molecular weight resin fraction | Tsutomu Okita, Kazuko Hanai, Nobuo Aoki | 1992-10-06 |
| 5126202 | Magnetic recording medium containing ferro magnetic powder, polar group containing resins in a specific ratio and carbon black of a specific size range | Hiroo Inaba, Takeshi Kakuta, Koichi Yamauchi | 1992-06-30 |
| 5112680 | Magnetic recording medium | Hiroo Inaba, Takeshi Kakuta, Koichi Yamauchi | 1992-05-12 |
| 5064687 | Method for making magnetic recording media | Kiyomi Ejiri, Mikio Ohno, Masatoshi Kiyama, Kunihiko Honda | 1991-11-12 |
| 5041336 | Magnetic recording medium using a binder resin containing a polar group, and a lubricant system comprising two types of fatty acid esters and one fatty acid | Takao Ohya, Yasuo Nishikawa, Akira Kasuga, Kiyomi Ejiri | 1991-08-20 |
| 4952458 | Magnetic recording medium | Takahito Miyoshi, Nobuyuki Yamamoto | 1990-08-28 |