Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6018726 | Method of billing for information services in conjunction with utilities service | — | 2000-01-25 |
| 5729740 | Information service billing system using radio communications | — | 1998-03-17 |
| 5547202 | Computer game device | — | 1996-08-20 |
| 5526435 | Communications apparatus for scrambling data and synchronizing a plurality of terminals | — | 1996-06-11 |
| 5365576 | Data and speech transmission device | Masato Hata | 1994-11-15 |
| 5357505 | Device for bidirectional communication on a telephone line | Shinnosuke Taniguchi | 1994-10-18 |
| 5353337 | Device for the transmission of data by telephone line | Shinnosuke Taniguchi | 1994-10-04 |
| 5299258 | Information input/output controller for telephone lines | Masato Hata | 1994-03-29 |
| 5294746 | Backing chorus mixing device and karaoke system incorporating said device | Shinnosuke Taniguchi | 1994-03-15 |
| 5291548 | Distributed telephone conference control device | Masato Hata | 1994-03-01 |
| 5262765 | Animation image composition and display device | Shinnosuke Taniguchi | 1993-11-16 |
| 5250745 | Karaoke music selection device | — | 1993-10-05 |
| 5250747 | Karaoke music reproduction device | — | 1993-10-05 |
| 5247127 | Musical climax display device | — | 1993-09-21 |
| 5231239 | Music reproduction device for restarting a song at selected positions | Shinnosuke Taniguchi | 1993-07-27 |
| 5208413 | Vocal display device | Shinnosuke Taniguchi | 1993-05-04 |
| 5194683 | Karaoke lyric position display device | Shinnosuke Taniguchi | 1993-03-16 |
| 5179584 | Automatic billing system controller | — | 1993-01-12 |
| 5127303 | Karaoke music reproduction device | Shinnosuke Taniguchi | 1992-07-07 |
| 5046004 | Apparatus for reproducing music and displaying words | Shinnosuke Taniguchi | 1991-09-03 |