Issued Patents All Time
Showing 76–92 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5566010 | Liquid crystal display with several capacitors for holding information at each pixel | Yutaka Ishii, Terutoshi Tsuchihira | 1996-10-15 |
| 5552840 | Three dimensional projection display reflecting divided polarized light on to reflective liquid crystal display elements | Yutaka Ishii | 1996-09-03 |
| 5550070 | Method for producing crystalline semiconductor film having reduced concentration of catalyst elements for crystallization and semiconductor device having the same | Takashi Funai, Naoki Makita, Tatsuo Morita | 1996-08-27 |
| 5539547 | Liquid crystal device with plural polymer network films | Yutaka Ishii | 1996-07-23 |
| 5536933 | Light information device and method for producing the same | Yoshihiro Izumi, Sayuri Fujiwara, Akitsugu Hatano | 1996-07-16 |
| 5535027 | Liquid crystal display device with a photoconductor at each intersection of a linear luminous source and a linear electrode | Naofumi Kimura, Yutaka Ishii, Masaru Yoshida, Masataka Matsuura, Akitsugu Hatano +3 more | 1996-07-09 |
| 5528401 | Liquid crystal display device having an orientation layer containing liquid crystal with a controlled orientation and method for manufacturing the same | Yozo Narutaki, Yutaka Ishii | 1996-06-18 |
| 5515316 | Non-volatile memory device having a memory medium containing a liquid crystal compound | Yutaka Ishii | 1996-05-07 |
| 5506705 | Goggle type display apparatus | Yutaka Ishii, Fumiaki Funada | 1996-04-09 |
| 5461400 | Display device | Yutaka Ishii | 1995-10-24 |
| 5444651 | Non-volatile memory device | Yutaka Ishii | 1995-08-22 |
| 5426526 | Reflection type single crystal silicon substrate liquid crystal display device and system | Yutaka Ishii | 1995-06-20 |
| 5341231 | Liquid crystal display device with edge lit lightguide reflecting light to back reflector by total internal reflection | Yutaka Ishii | 1994-08-23 |
| 5321536 | Liquid crystal operation device and an image system using the same | Yutaka Ishii | 1994-06-14 |
| 4966978 | Process for separating indole in refined form | Yoshiki Sato, Yutaka Mito, Harumasa Tanabe | 1990-10-30 |
| 4712414 | Rolling method of plate-like stock material by edger, and continuous hot rolling mill | Ichiro Kokubo, Atsuo Mizuta, Jitsuo Kitazawa | 1987-12-15 |
| 4329559 | Resistance welder | Tomomi Kishi | 1982-05-11 |