Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7676401 | Data distribution system and data selling apparatus therefor, data retrieving apparatus, duplicated data detecting system, and data reproduction apparatus | Yuji Sawada, Hisashi Saiga, Keisuke Iwasaki, Yoshihiro Kitamura | 2010-03-09 |
| 7283129 | Display control device and reproduction display device for electronic books | Yuji Sawada, Yasuhisa Nakamura, Hisashi Saiga, Keisuke Iwasaki, Yoshihiro Kitamura | 2007-10-16 |
| 7116180 | Voltage-controlled oscillator and integrated circuit device provided with it | Mutsumi Hamaguchi | 2006-10-03 |
| 6907407 | Copyright management apparatus | Keisuke Iwasaki, Yoshihiro Kitamura, Yuji Sawada, Katsuhiko Sato, Masashi Hirosawa | 2005-06-14 |
| 6810147 | DOCUMENT IMAGE PROCESSING APPARATUS FOR PROCESSING LINE PORTIONS MANUALLY INPUT TO DOCUMENT IMAGE, METHOD THEREFOR, AND COMPUTER READABLE RECORDING MEDIUM RECORDED WITH DOCUMENT IMAGE PROCESSING PROGRAM THEREFOR | Yuko KANEMOTO, Masashi Hirosawa | 2004-10-26 |
| 6745180 | Data supply controlling device, method, and storage medium which facilities information searching by user | — | 2004-06-01 |
| 6720965 | Image display device | Masashi Hirosawa | 2004-04-13 |
| 6701331 | Data processing device and method of processing data | Yuji Sawada, Hisashi Saiga, Keisuke Iwasaki, Yoshihiro Kitamura | 2004-03-02 |
| 6628244 | Display device arbitrarily attachable to and detachable from other display devices | Masashi Hirosawa | 2003-09-30 |
| 6441811 | Display control device and reproduction display device for electronic books | Yuji Sawada, Yasuhisa Nakamura, Hisashi Saiga, Keisuke Iwasaki, Yoshihiro Kitamura | 2002-08-27 |
| 5966112 | Integrated image-input type display unit | Masayuki Katagiri, Hitoshi Nohno, Yoshikazu Taniguchi, Toshio Nomura | 1999-10-12 |
| 5659488 | Shading correcting circuit and method for correcting an image density signal on the basis of a reference signal | — | 1997-08-19 |
| 5163089 | Image data transmission apparatus | Matahira Kotani, Masafumi Matsumoto, Junichiro Matsumoto, Motohiko Hayashi, Mamoru Fujii +5 more | 1992-11-10 |
| 5060082 | Facsimile apparatus | Masafumi Matsumoto, Hiroshi Morimoto | 1991-10-22 |
| 4989237 | Image data transmission apparatus | Matahira Kotani, Masafumi Matsumoto, Junichiro Matsumoto, Motohiko Hayashi, Mamoru Fujii +5 more | 1991-01-29 |
| 4841374 | Image processing method | Matahira Kotani, Motohiko Hayashi | 1989-06-20 |