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name:-0.057125091552734
name:-0.066801071166992
name:-0.0055391788482666
KAWAMURA; Akihisa Patent Filings

KAWAMURA; Akihisa

Patent Applications and Registrations

Patent applications and USPTO patent grants for KAWAMURA; Akihisa.The latest application filed is for "building material".

Company Profile
4.56.39
  • KAWAMURA; Akihisa - Osaka JP
  • Kawamura; Akihisa - Hirakata JP
  • Kawamura; Akihisa - Hirakata-shi JP
  • Kawamura, Akihisa - Hirakata City 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
PatentDate
Building Material
App 20220248114 - KAWAMURA; Akihisa ;   et al.
2022-08-04
Direction Of Arrival Estimation Device, System, And Direction Of Arrival Estimation Method
App 20220120839 - MARS; Rohith ;   et al.
2022-04-21
Acoustic Object Extraction Device And Acoustic Object Extraction Method
App 20210183356 - MARS; Rohith ;   et al.
2021-06-17
Coding Apparatus And Coding Method
App 20200294512 - EHARA; HIROYUKI ;   et al.
2020-09-17
Coding apparatus and coding method
Grant 10,777,209 - Ehara , et al. Sept
2020-09-15
Speaker device
Grant 10,491,984 - Honda , et al. Nov
2019-11-26
Speaker device
Grant 10,462,553 - Matsumura , et al. Oc
2019-10-29
Speaker Device
App 20180279039 - MATSUMURA; TOSHIYUKI ;   et al.
2018-09-27
Speaker Device
App 20180249243 - HONDA; KAZUKI ;   et al.
2018-08-30
Speaker Device
App 20180242061 - HONDA; KAZUKI ;   et al.
2018-08-23
Signal processing method and speaker system
Grant 9,820,047 - Kawamura , et al. November 14, 2
2017-11-14
Speaker device
Grant 9,774,935 - Matsumura , et al. September 26, 2
2017-09-26
Speaker Device
App 20170064421 - MATSUMURA; TOSHIYUKI ;   et al.
2017-03-02
Signal Processing Method And Speaker System
App 20170064448 - KAWAMURA; AKIHISA ;   et al.
2017-03-02
Signal processing device
Grant 8,284,961 - Miyasaka , et al. October 9, 2
2012-10-09
Multi-channel acoustic signal processing device
Grant 8,184,817 - Takagi , et al. May 22, 2
2012-05-22
Audio signal coding method and decoding method
Grant 8,160,890 - Tsushima , et al. April 17, 2
2012-04-17
Audio decoder
Grant 8,081,764 - Takagi , et al. December 20, 2
2011-12-20
Acoustic signal processing apparatus and acoustic signal processing method
Grant 8,073,703 - Miyasaka , et al. December 6, 2
2011-12-06
Energy shaping apparatus and energy shaping method
Grant 8,019,614 - Takagi , et al. September 13, 2
2011-09-13
Receiving apparatus, sending apparatus and transmission system
Grant 7,917,237 - Kawamura , et al. March 29, 2
2011-03-29
Stream reproduction device and stream supply device
Grant 7,844,355 - Yahata , et al. November 30, 2
2010-11-30
Stream Reproduction Device And Stream Supply Device
App 20100292820 - YAHATA; HIROSHI ;   et al.
2010-11-18
Audio Decoder
App 20100235171 - Takagi; Yosiaki ;   et al.
2010-09-16
Transmission method, transmission system, sending device and reception device
Grant 7,714,934 - Ejima , et al. May 11, 2
2010-05-11
Audio Signal Coding Method And Decoding Method
App 20100042415 - Tsushima; Mineo ;   et al.
2010-02-18
Multi-channel Acoustic Signal Processing Device
App 20090262949 - Takagi; Yoshiaki ;   et al.
2009-10-22
Acoustic Signal Processing Apparatus And Acoustic Signal Processing Method
App 20090240503 - Miyasaka; Shuji ;   et al.
2009-09-24
Energy Shaping Apparatus And Energy Shaping Method
App 20090234657 - Takagi; Yoshiaki ;   et al.
2009-09-17
Signal Processing Device
App 20090122182 - Miyasaka; Shuji ;   et al.
2009-05-14
Distribution system
Grant 7,509,179 - Matsumoto , et al. March 24, 2
2009-03-24
Data transmitting method, data receiving method, data transmitting device, and data receiving device
Grant 7,394,499 - Okamoto , et al. July 1, 2
2008-07-01
Stream Reproduction Device and Stream Supply Device
App 20070225840 - Yahata; Hiroshi ;   et al.
2007-09-27
Signal processing apparatus, signal processing method, program and recording medium
Grant 7,236,838 - Katayama , et al. June 26, 2
2007-06-26
Data transmission method, data receiving method, video data transmission apparatus and video data receiving apparatus
Grant 7,230,650 - Okamoto , et al. June 12, 2
2007-06-12
Error correction encoding and decoding methods and apparatuses for DVI audio data
Grant 7,225,388 - Ejima , et al. May 29, 2
2007-05-29
Error correction encoding and decoding methods and apparatuses for DVI audio data
Grant 7,188,298 - Ejima , et al. March 6, 2
2007-03-06
Receiving apparatus, sending apparatus and transmission system
App 20060288851 - Kawamura; Akihisa ;   et al.
2006-12-28
Transmission method, transmission system, sending device and reception device
App 20060285012 - Ejima; Naoki ;   et al.
2006-12-21
Transmission method of digital audio data with video data
Grant 7,129,991 - Ejima , et al. October 31, 2
2006-10-31
Coding device, coding method, program and recording medium
Grant 7,106,943 - Katayama , et al. September 12, 2
2006-09-12
Compressed code decoding device and audio decoding device
Grant 7,069,223 - Matsumoto , et al. June 27, 2
2006-06-27
Receiver for receiving audio data and audio-related information
Grant 7,069,224 - Kawamura , et al. June 27, 2
2006-06-27
Reproduction apparatus and music delivery system
Grant 7,050,870 - Sueyoshi , et al. May 23, 2
2006-05-23
Error-correction coding method, error-correction decoding method, error-correction coding apparatus, and error-correction decoding apparatus
App 20060107183 - Ejima; Naoki ;   et al.
2006-05-18
Audio information provision system
Grant 6,938,209 - Ogawa , et al. August 30, 2
2005-08-30
Digital interface device
Grant 6,931,371 - Sueyoshi , et al. August 16, 2
2005-08-16
Encoding device and decoding device
Grant 6,904,089 - Sueyoshi , et al. June 7, 2
2005-06-07
Audio and video processing apparatus
Grant 6,847,687 - Fujita , et al. January 25, 2
2005-01-25
Audio signal processing device and audio signal high-rate reproduction method used for audio visual equipment
Grant 6,823,310 - Ishito , et al. November 23, 2
2004-11-23
Error correction encoding method, error correction decoding method, error correction encoding apparatus, and error correction decoding apparatus
App 20040153933 - Ejima, Naoki ;   et al.
2004-08-05
Method of transmitting data among a plurality of LSIs, and recording medium reproducing apparatus using the method
Grant 6,760,286 - Kawamura , et al. July 6, 2
2004-07-06
Signal processor
Grant 6,751,177 - Abe , et al. June 15, 2
2004-06-15
Data transmitting method, data receiving method, data transmitting device, and data receiving device
App 20040095509 - Okamoto, Hiroshige ;   et al.
2004-05-20
Decoding circuit and reproduction apparatus which mutes audio after header parameter changes
Grant 6,631,352 - Fujita , et al. October 7, 2
2003-10-07
Apparatus and Method for Audio Data/Audio-Related Information Transfer
App 20030171935 - KAWAMURA, Akihisa ;   et al.
2003-09-11
Transmission method, transmission system, sending device and reception device
App 20030169370 - Ejima, Naoki ;   et al.
2003-09-11
Data transmitting method and receiving method, and video data transmitting device and receiving device
App 20030147005 - Okamoto, Hiroshige ;   et al.
2003-08-07
Apparatus and method for audio data/audio-related information transfer
Grant 6,584,443 - Kawamura , et al. June 24, 2
2003-06-24
Method of transmitting data among a plurality of LSIs, and recording medium reproducing apparatus using the method
App 20030014565 - Kawamura, Akihisa ;   et al.
2003-01-16
Audio information provision system
App 20020130898 - Ogawa, Michiko ;   et al.
2002-09-19
Signal processing apparatus, signal processing method, program and recording medium
App 20020055796 - Katayama, Takashi ;   et al.
2002-05-09
Audio encoder, audio decoder, and broadcasting system
App 20020049586 - Nishio, Kousuke ;   et al.
2002-04-25
Reproduction apparatus and music delivery system
App 20020049509 - Sueyoshi, Masahiro ;   et al.
2002-04-25
Reproduction apparatus and reproduction method
App 20020041547 - Katayama, Takashi ;   et al.
2002-04-11
Audio decoding apparatus, signal processing device, sound image localization device, sound image control method, audio signal processing device, and audio signal high-rate reproduction method used for audio visual equipment
App 20020035407 - Ishito, Tsukuru ;   et al.
2002-03-21
Coding device, coding method, program and recording medium
App 20020034376 - Katayama, Takashi ;   et al.
2002-03-21
Exponential calculation device and decoding device
App 20020032712 - Miyasaka, Shuji ;   et al.
2002-03-14
Audio Decoding Apparatus, Signal Processing Device, Sound Image Localization Device, Sound Image Control Method, Audio Signal Processing Device, And Audio Signal High-rate Reproduction Method Used For Audio Visual Equipment
Grant 6,356,639 - Ishito , et al. March 12, 2
2002-03-12
Distribution system
App 20020025141 - Matsumoto, Masaharu ;   et al.
2002-02-28
Digital interface device
App 20020026255 - Sueyoshi, Masahiro ;   et al.
2002-02-28
Signal processing device and signal processing method
App 20020003765 - Matsumoto, Masaharu ;   et al.
2002-01-10
Encoder and communication device
App 20010050959 - Nishio, Kosuke ;   et al.
2001-12-13
Audio and video processing apparatus
App 20010031007 - Fujita, Takeshi ;   et al.
2001-10-18
Decoding device
Grant 6,295,319 - Sueyoshi , et al. September 25, 2
2001-09-25
Optical disk
Grant 6,262,965 - Shimbo , et al. July 17, 2
2001-07-17
Audio decoding device and signal processing device for decoding multi-channel signals with reduced memory requirements
Grant 6,233,562 - Sueyoshi , et al. May 15, 2
2001-05-15
Compressed code decoding device and audio decoding device
Grant 6,118,821 - Matsumoto , et al. September 12, 2
2000-09-12
Sound field and sound image control apparatus and method
Grant 5,796,845 - Serikawa , et al. August 18, 1
1998-08-18
Sound field controller and control method
Grant 5,742,688 - Ogawa , et al. April 21, 1
1998-04-21
Sound field and sound image control apparatus and method
Grant 5,684,881 - Serikawa , et al. November 4, 1
1997-11-04
Feedback detector and suppressor
Grant 5,677,987 - Seki , et al. October 14, 1
1997-10-14
Sound reproduction system and a sound reproduction method
Grant 5,617,478 - Tagami , et al. April 1, 1
1997-04-01
Sound field controller
Grant 5,572,591 - Numazu , et al. November 5, 1
1996-11-05
Sound amplifying apparatus with automatic howl-suppressing function
Grant 5,442,712 - Kawamura , et al. August 15, 1
1995-08-15
Sound field controller
Grant 5,381,482 - Matsumoto , et al. January 10, 1
1995-01-10
Music/voice discriminating apparatus
Grant 5,375,188 - Serikawa , et al. December 20, 1
1994-12-20
Sound field variable apparatus
Grant 5,233,661 - Kawamura , et al. August 3, 1
1993-08-03
Reflection sound compression apparatus
Grant 5,144,673 - Matsumoto , et al. September 1, 1
1992-09-01
Sound field control system
Grant 5,123,050 - Serikawa , et al. June 16, 1
1992-06-16
Sound field control apparatus
Grant 5,073,942 - Yoshida , et al. December 17, 1
1991-12-17
Apparatus for changing a sound field
Grant 5,023,913 - Matsumoto , et al. June 11, 1
1991-06-11
Calculation of filter factors for digital filter
Grant 4,896,285 - Ishikawa , et al. January 23, 1
1990-01-23
Digital equalizer apparatus enabling separate phase and amplitude characteristic modification
Grant 4,888,808 - Ishikawa , et al. December 19, 1
1989-12-19
Apparatus and method for controlling tone quality
Grant 4,751,739 - Serikawa , et al. June 14, 1
1988-06-14

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