| 1 |
| Patent ID | Title | Date Filed |
| 5679912 | Music production and control apparatus with pitch/tempo control
| March 15, 1996 |
| 5652401 | Recording media, reproducing apparatus and method for karaoke use including means for adding a harmonizing signal to a singer's voice
| March 29, 1995 |
| 5650584 | Fixed-location method of composing and performing and a musical instrument
| September 21, 1995 |
| 5641926 | Method and apparatus for changing the timbre and/or pitch of audio signals
| September 30, 1996 |
| 5612501 | Automatic accompaniment information producing apparatus
| March 24, 1995 |
| 5583308 | Musical effects apparatus and tone control process for a musical instrument
| February 22, 1994 |
| 5567901 | Method and apparatus for changing the timbre and/or pitch of audio signals
| January 18, 1995 |
| 5561256 | Automatic arrangement apparatus for converting pitches of musical information according to a tone progression and prohibition rules
| February 2, 1995 |
| 5521323 | Real-time performance score matching
| May 21, 1993 |
| 5477003 | Karaoke sound processor for automatically adjusting the pitch of the accompaniment signal
| June 17, 1993 |
| 5412153 | Electronic musical instrument having independent pitch control for each key
| December 13, 1993 |
| 5300729 | Electronic musical instrument having operator with selective control function
| June 19, 1990 |
| 5281754 | Melody composer and arranger
| April 13, 1992 |
| 5231488 | System for displaying and reading patterns displayed on a display unit
| September 11, 1991 |
| 5170003 | Electronic musical instrument for simulating a wind instrument
| June 21, 1990 |
| 5159141 | Apparatus for controlling reproduction states of audio signals recorded in recording medium and generation states of musical sound signals
| April 16, 1991 |
| 5136914 | Stringed instrument emulator and method
| April 2, 1991 |
| 5125315 | Electronic musical instrument with selection of standard sound pitch of a natural instrument upon selection of tone color
| January 2, 1990 |
| 5117727 | Tone pitch changing device for selecting and storing groups of pitches based on their temperament
| December 26, 1989 |
| 5083493 | Electronic musical instrument having key transpose function and a method therefor
| June 14, 1990 |
| 5078040 | Electronic musical instrument providing transposition during playing
| January 16, 1990 |
| 5072644 | Synthetic recording device in an automatic performance piano
| July 24, 1990 |
| 4957032 | Apparatus for realizing variable key scaling in electronic musical instrument
| November 24, 1987 |
| 4941387 | Method and apparatus for intelligent chord accompaniment
| January 19, 1988 |
| 4724736 | Keyboard musical instruments with transpositional function
| August 11, 1986 |
| 4690026 | Pitch and amplitude calculator and converter which provides an output signal with a normalized frequency
| August 22, 1985 |
| 4658690 | Electronic musical instrument
| January 8, 1985 |
| 4635517 | Electric musical instrument
| December 10, 1984 |
| 4379420 | Adaptive strum keying for a keyboard electronic musical instrument
| October 19, 1981 |
| 4368658 | Apparatus for solo harmony transfer in an electronic musical instrument
| February 24, 1981 |
| 4348931 | Simulating wind noise in electronic organs using digital noise generators
| April 21, 1980 |
| 4176573 | Intrakeyboard coupling and transposition control for a keyboard musical instrument
| October 13, 1978 |
| 1 |