Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7499631 | Data stream format conversion method and recording method for the same | Hirofumi Nakagaki, Masaki Ito | 2009-03-03 |
| 6047398 | Reproducing method, reproducing apparatus and recording and reproducing apparatus using the same reproducing method, and recording medium having the same method recorded therein | Hirofumi Nakagaki | 2000-04-04 |
| 5953486 | Recording and reproducing apparatus | Yasuo Hamamoto, Kenji Morimoto, Akihiro Takeuchi, Katsufumi Kohno, Masazumi Yamada +1 more | 1999-09-14 |
| 5841941 | Encoded data stream recording and reproducing apparatus with tape speed, channel number, and cylinder speed control in accordance with bit rate | Kenji Morimoto, Tadashi Kunihira, Akihiro Takeuchi, Yasuo Hamamoto, Masazumi Yamada +3 more | 1998-11-24 |
| 5465158 | Video tape recorder capable of recording and reproducing wide-band chrominance signal | Yoshihiro Morioka, Masaaki Kobayashi, Etsuto Nakatsu, Kohei Suzuki | 1995-11-07 |
| 5278846 | Digital signal decoder | Haruo Ohta | 1994-01-11 |
| 5045939 | Apparatus utilizing motion detector for converting a maximum motion portion of a wide screen tv signal to a normal screen tv signal | Atsuo Ochi, Akihiro Takeuchi | 1991-09-03 |