Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7865942 | Communication device, communication system and method for managing access authority data | Atsuhiko Mimura, Naoko Kumagai | 2011-01-04 |
| 7596805 | Device and method for controlling access to open and non-open network segments | Atsuhiko Mimura, Naoko Kumagai | 2009-09-29 |
| 7218843 | Recording apparatus and reproducing apparatus | Tetsuo Ogawa | 2007-05-15 |
| 7103673 | System for transmitting reservation data and completing the transmission by transmission completion time | Naoko Kumagai | 2006-09-05 |
| 7058288 | Recording apparatus and reproducing apparatus | Tetsuo Ogawa | 2006-06-06 |
| 7031599 | Recording apparatus and reproducing apparatus | Tetsuo Ogawa | 2006-04-18 |
| 6952804 | Video supply device and video supply method | Naoko Kumagai | 2005-10-04 |
| 6347180 | Signal processor | Keiko Abe | 2002-02-12 |
| 5838925 | Method and apparatus for transmission of compressed picture data | — | 1998-11-17 |
| 5625739 | Editing apparatus using delay means for inserting a desired signal into a desired portion of a prerecorded signal and for erasing segments of a prerecorded signal without creating a blank portion in the prerecorded signal | — | 1997-04-29 |
| 4914527 | Recording and reproducing digital video and audio signals together with a time code signal which is within user control words of the audio data | Toshiya Asai, Kaichi Tatsuzawa | 1990-04-03 |
| 4742519 | Apparatus for decoding error correcting code | Takao Abe, Kaichi Tatsuzawa, Hisanori Kominami, Tetsuro Suma, Tetsuo Ogawa | 1988-05-03 |