Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7625612 | Retardation film, polarizing element, liquid crystal panel, and liquid crystal apparatus | Michie Sakamoto, Hisae Sugihara, Akinori Izaki | 2009-12-01 |
| 7553474 | Method for producing metal oxide sol | Hirokazu Kato, Yoshinari Koyama, Kenji Yamaguchi | 2009-06-30 |
| 7501165 | Retardation film, novel polymer, optical film, and image display device | Michie Sakamoto, Shuusaku Nakano, Takahisa Konishi, Seiji Umemoto | 2009-03-10 |
| 6632489 | Moniliform silica sol, process for producing the same, and ink-jet recording medium | Yoshitane Watanabe, Yoshiyuki Kashima, Kiyomi Ema | 2003-10-14 |
| 6398827 | Polishing composition | Isao Ota, Tohru Nishimura, Yoshitane Watanabe, Yoshiyuki Kashima, Kiyomi Ema | 2002-06-04 |
| 5265443 | Refrigerating unit | Jiro Yuzawa, Kazuo Takemasa, Katuhiko Inoue, Fukuji Yoshida | 1993-11-30 |
| 5254279 | Nonhazardous and environmentally nondestructive refrigerant composition | Kazuo Takemasa, Jiro Yuzawa | 1993-10-19 |