MM

Masaharu Matsumoto

Sumitomo Electric Industries: 36 patents #330 of 21,551Top 2%
PA Panasonic: 24 patents #737 of 21,108Top 4%
OC Ohi Seisakusho Co.: 7 patents #17 of 196Top 9%
Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%
YO Yorozu: 4 patents #1 of 59Top 2%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
HO Horiba: 2 patents #199 of 604Top 35%
MC Matushita Electric Industrial Co.: 1 patents #3 of 106Top 3%
The Procter & Gamble: 1 patents #6,322 of 10,133Top 65%
NI Nifco: 1 patents #245 of 650Top 40%
Overall (All Time): #20,616 of 4,157,543Top 1%
84
Patents All Time

Issued Patents All Time

Showing 26–50 of 84 patents

Patent #TitleCo-InventorsDate
8571879 Sound reproducing device adding audio data to decoded sound using processor selected based on trade-offs Takeshi Fujita, Hiroyuki Goto, Shinichi Akiyoshi, Shuhei Yamada 2013-10-29
8456059 Electric generator 2013-06-04
7793631 Fuel ignition system, fuel igniting method, fuel reforming system and fuel reforming method, for internal combustion engine Yusuke Niwa 2010-09-14
7560072 Blood analyzer with specimen container holder 2009-07-14
7509179 Distribution system Takashi Katayama, Masahiro Sueyoshi, Kousuke Nishio, Kakeshi Fujita, Akihisa Kawamura +1 more 2009-03-24
7418009 Method of transferring frames of variable length for a passive optical network that improves network efficiency and simplifies child apparatus Susumu Tominaga, Takamitsu Shirai, Katsuhiko Hirashima, Kazuhiro Uchida, Kenichi Abe +3 more 2008-08-26
D549827 Blood analyzer Akio Maeno, Yoshito Komada, Hyosuke Yonezawa 2007-08-28
7236838 Signal processing apparatus, signal processing method, program and recording medium Takashi Katayama, Masahiro Sueyoshi, Kosuke Nishio, Takeshi Fujita, Akihisa Kawamura +1 more 2007-06-26
7106943 Coding device, coding method, program and recording medium Takashi Katayama, Kosuke Nishio, Akihisa Kawamura, Takeshi Fujita, Masahiro Sueyoshi +1 more 2006-09-12
7069223 Compressed code decoding device and audio decoding device Takashi Katayama, Masahiro Sueyoshi, Shuji Miyasaka, Takeshi Fujita, Akihisa Kawamura +3 more 2006-06-27
7050870 Reproduction apparatus and music delivery system Masahiro Sueyoshi, Takeshi Fujita, Takashi Katayama, Kazutaka Abe, Kosuke Nishio +1 more 2006-05-23
7023964 Communication system Shigehiko Yazawa, Kazushige Haruta, Hiroshi Ozawa, Yoshiharu Kano, Takashi Matsumoto 2006-04-04
6988630 Storage container 2006-01-24
6931371 Digital interface device Masahiro Sueyoshi, Takeshi Fujita, Kazutaka Abe, Kosuke Nishio, Takashi Katayama +1 more 2005-08-16
6904089 Encoding device and decoding device Masahiro Sueyoshi, Kazutaka Abe, Kousuke Nishio, Takashi Katayama, Akihisa Kawamura +2 more 2005-06-07
6847687 Audio and video processing apparatus Takeshi Fujita, Takashi Katayama, Masahiro Sueyoshi, Kousuke Nishio, Akihisa Kawamura +4 more 2005-01-25
6823310 Audio signal processing device and audio signal high-rate reproduction method used for audio visual equipment Tsukuru Ishito, Shuji Miyasaka, Takeshi Fujita, Takashi Katayama, Masahiro Sueyoshi +4 more 2004-11-23
6798872 Caller information display system and recording medium Shigehiko Yazawa 2004-09-28
6751177 Signal processor Kazutaka Abe, Akihisa Kawamura, Masatoshi Shimbo, Naoki Ejima 2004-06-15
6631352 Decoding circuit and reproduction apparatus which mutes audio after header parameter changes Takeshi Fujita, Takashi Katayama, Masahiro Sueyoshi, Shuji Miyasaka, Akihisa Kawamura +2 more 2003-10-07
6546105 Sound image localization device and sound image localization method Takashi Katayama, Masahiro Sueyoshi, Shuji Miyasaka, Takeshi Fujita, Akihisa Kawamura +2 more 2003-04-08
6460016 Audio decoding device for decoding coded audio information with multiple channels Masahiro Sueyoshi, Shuji Miyasaka, Tukuru Ishito, Takeshi Fujita, Takashi Katayama +3 more 2002-10-01
6377641 Reproduction apparatus and reproduction method Takashi Katayama, Takeshi Fujita, Masahiro Sueyoshi, Kazutaka Abe, Akihisa Kawamura +3 more 2002-04-23
6363407 Exponential calculation device and decoding device Shuji Miyasaka, Takeshi Fujita, Masahiro Sueyoshi, Akihisa Kawamura, Takashi Katayama +2 more 2002-03-26
6356639 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 Tsukuru Ishito, Shuji Miyasaka, Takeshi Fujita, Takashi Katayama, Masahiro Sueyoshi +4 more 2002-03-12