Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6091030 | Method of detecting a position indicated by an electronic pen in a display-integrated panel for multilevel image display | Masayuki Katagiri, Shiro TAGA, Shigeru Shibazaki | 2000-07-18 |
| 5854448 | Coordinate input device used for inputting characters and drawings into a personal computer/word processor | Kiyohiro Nozaki | 1998-12-29 |
| 5854881 | Coordinate detection device capable of detecting coordinates using display panel provided specially for display | Yasuhiro Yoshida, Kengo Takahama | 1998-12-29 |
| 5825345 | Display-integrated type tablet device | Kengo Takahama, Kiyohiro Nozaki | 1998-10-20 |
| 5798756 | Coordinate detection device capable of obviating the need of forming closed loop in electrodes thereof | Yasuhiro Yoshida, Kengo Takahama | 1998-08-25 |
| 5738429 | Portable projection display apparatus | Masayuki Katagiri, Hitoshi Nohno | 1998-04-14 |
| 5677744 | Reflection type input/output liquid crystal display | Hiroshi Yoneda, Hiroshi Tsujioka | 1997-10-14 |
| 5631666 | Display-integrated type tablet device | Kengo Takahama, Kazunari Okamura, Noritoshi Kako | 1997-05-20 |
| 5592197 | Display-integrated type tablet device | — | 1997-01-07 |
| 5581274 | Display-integrated type tablet device | — | 1996-12-03 |
| 5534892 | Display-integrated type tablet device having and idle time in one display image frame to detect coordinates and having different electrode densities | — | 1996-07-09 |
| 5534886 | Display-integrated type tablet device | Toshio Nomura, Noritoshi Kako | 1996-07-09 |
| 5491706 | Display-integrated type tablet device capable of detecting correct coordinates at a tip end of a detection pen by detecting external noise | Hitoshi Nohno, Kiyohiro Nozaki, Kazunari Okamura | 1996-02-13 |
| 5442373 | Display-integrated type tablet device | Toshio Nomura, Noritoshi Kako | 1995-08-15 |
| 5430462 | Image input device-integrated type display device | Masayuki Katagiri, Noritoshi Kako | 1995-07-04 |
| 5410329 | Display-integrated type tablet device | Kengo Takahama, Kazunari Okamura, Noritoshi Kako | 1995-04-25 |
| 5392058 | Display-integrated type tablet device | — | 1995-02-21 |
| 5357266 | Display-integrated type tablet device | — | 1994-10-18 |
| 5331333 | Display apparatus | Hitoshi Nohno | 1994-07-19 |
| 5155615 | Miniature display device for use in a miniature electronic apparatus | — | 1992-10-13 |
| 4996392 | Superconductor magnetic image detection device | — | 1991-02-26 |
| 4951153 | Image recording device with optical switch panel over photsensitive body | Kenichi Morimoto | 1990-08-21 |
| 4855818 | Document reading apparatus with color filter | Kenichi Morimoto | 1989-08-08 |
| 4835571 | Corona discharging unit for use in copying machine | Etsuzi Nukushina, Yoshiyuki Nakai | 1989-05-30 |
| 4669861 | Electrophotographic recording apparatus | Etsuzi Nukushina, Yoshiyuki Nakai | 1987-06-02 |