Niimi; Koji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Niimi; Koji.The latest application filed is for "multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus".

Company Profile

0.16.3

Niimi; Koji - Shizuoka JP
Niimi; Koji - Hamamatsu JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus Grant 7,925,006 - Hirai , et al. April 12, 2	2011-04-12
Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus Grant 7,925,008 - Hirai , et al. April 12, 2	2011-04-12
Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus Grant 7,403,609 - Hirai , et al. July 22, 2	2008-07-22
Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus App 20070258578 - Hirai; Toru ; et al.	2007-11-08
Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus App 20070258579 - Hirai; Toru ; et al.	2007-11-08
Time-axis compression/expansion method and apparatus for multitrack signals Grant 6,835,885 - Kondo , et al. December 28, 2	2004-12-28
Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus App 20040174991 - Hirai, Toru ; et al.	2004-09-09
Digital to analog conversion apparatus and method with cross-fading between new and old data Grant 6,362,764 - Niimi , et al. March 26, 2	2002-03-26
Sampling frequency converter Grant 5,365,468 - Kakubo , et al. November 15, 1	1994-11-15
Reverbation imparting device Grant 4,803,731 - Niimi , et al. February 7, 1	1989-02-07
Reverberation imparting device Grant 4,706,291 - Kakubo , et al. November 10, 1	1987-11-10
Electronic musical instrument utilizing data processing system Grant RE31,004 - Niimi August 3, 1	1982-08-03
Waveshape generator for electronic musical instruments Grant 4,246,823 - Wachi , et al. January 27, 1	1981-01-27
Wave-shape generator for electronic musical instruments Grant 4,244,257 - Niimi , et al. January 13, 1	1981-01-13
Electronic musical instrument by nonlinearly addressing waveform memory Grant 4,223,582 - Kato , et al. September 23, 1	1980-09-23
Electronic musical instrument of wave memory reading type Grant 4,213,366 - Niimi , et al. July 22, 1	1980-07-22
Electronic musical instrument utilizing data processing system Grant 4,184,400 - Niimi January 22, 1	1980-01-22
Electronic musical instrument Grant 4,183,275 - Niimi , et al. January 15, 1	1980-01-15
Electronic musical instrument having filter-and-delay loop for tone production Grant 4,130,043 - Niimi December 19, 1	1978-12-19

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