Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6993545 | Digital filter with protection against overflow oscillation | — | 2006-01-31 |
| 6935750 | Display device and display optical system unit | Yasuo Ohtsuka, Kenji Fuse, Toru Numata | 2005-08-30 |
| 6908198 | Image display mechanism and image display device | Yasuo Otsuka, Toru Numata | 2005-06-21 |
| 6857749 | Projection type display apparatus | Kenji Fuse, Yasuo Otsuka, Nobuyuki Kaku, Hidehiro Ikeda | 2005-02-22 |
| 6829031 | Liquid crystal display apparatus and optical device for use therein | Toru Numata, Yasuo Otsuka, Koji Hirata, Naoyuki Ogura, Shigeru Inaoka +3 more | 2004-12-07 |
| 6817720 | Image display mechanism and image display device | Yasuo Otsuka, Toru Numata | 2004-11-16 |
| 6796660 | Display optical unit and display apparatus using this unit | Nobuyuki Kaku, Fukuyasu Abe, Kenji Fuse, Nobuo Masuoka, Tatsuo Morita | 2004-09-28 |
| 6779894 | Display device and display optical system unit | Yasuo Ohtsuka, Kenji Fuse, Toru Numata | 2004-08-24 |
| 6682197 | Image display mechanism and image display device | Yasuo Otsuka, Toru Numata | 2004-01-27 |
| 6595645 | Display optical unit and display apparatus using this unit | Nobuyuki Kaku, Fukuyasu Abe, Kenji Fuse, Nobuo Masuoka, Tatsuo Morita | 2003-07-22 |
| 6588910 | Image display mechanism and image display device | Yasuo Otsuka, Toru Numata | 2003-07-08 |
| 6582083 | Display device and display optical system unit | Yasuo Ohtsuka, Kenji Fuse, Toru Numata | 2003-06-24 |
| 6535267 | Liquid crystal display apparatus having liquid crystal display element immersed in cooling medium | Toru Numata, Yasuo Otsuka, Koji Hirata, Naoyuki Ogura, Shigeru Inaoka +3 more | 2003-03-18 |
| 6431710 | Optical apparatus | Kenji Fuse, Yasuo Otsuka, Nobuyuki Kaku, Hidehiro Ikeda | 2002-08-13 |
| 6394608 | Display device and display optical system unit | Yasuo Ohtsuka, Kenji Fuse, Toru Numata | 2002-05-28 |
| 6377077 | Clock supply circuit and data transfer circuit | — | 2002-04-23 |
| 6334686 | Display optical unit and display apparatus | Nobuyuki Kaku, Fukuyasu Abe, Kenji Fuse, Nobuo Masuoka, Tatsuo Morita | 2002-01-01 |
| 6280038 | Optical equipment | Kenji Fuse, Yasuo Otsuka, Nobuyuki Kaku, Hidehiro Ikeda | 2001-08-28 |
| 6256083 | Liquid crystal display apparatus and optical device for use therein | Toru Numata, Yasuo Otsuka, Koji Hirata, Naoyuki Ogura, Shigeru Inaoka +3 more | 2001-07-03 |
| 6231191 | Image display mechanism and image display device | Yasuo Otsuka, Toru Numata | 2001-05-15 |
| 6181664 | Disk cartridge and disk device using the same | Kiyoshi Kano, Yasuo Ohtsuka, Toshifumi Takeuchi, Masafumi Nakamura, Masayuki Inoue +2 more | 2001-01-30 |
| 6108299 | Disk cartridge and disk device using the same | Kiyoshi Kano, Yasuo Ohtsuka, Toshifumi Takeuchi, Masafumi Nakamura, Masayuki Inoue +2 more | 2000-08-22 |
| 6075763 | Disk cartridge and disk device using the same | Kiyoshi Kano, Yasuo Ohtsuka, Toshifumi Takeuchi, Masafumi Nakamura, Masayuki Inoue +2 more | 2000-06-13 |
| 5991260 | Disk cartridge and disk device using the same | Kiyoshi Kano, Yasuo Ohtsuka, Toshifumi Takeuchi, Masafumi Nakamura, Masayuki Inoue +2 more | 1999-11-23 |
| 5991872 | Processor | Masaki Saitou, Yuji Okuda | 1999-11-23 |