Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RK

Ryo Kamiya — 27 Patents

Yamaha: 21 patents #78 of 2,001Top 4%
Sony: 3 patents #10,744 of 25,231Top 45%
IAIntersil Americas: 1 patents #302 of 468Top 65%
OPOp-T: 1 patents #6 of 9Top 70%
YAYahama: 1 patents #2 of 17Top 15%
Overall (All Time): #147,147 of 4,157,543Top 4%
27 Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
9118831 Image processing apparatus and camera system Takeshi Suzuki 2015-08-25
8325247 Image processing apparatus and camera system Takeshi Suzuki 2012-12-04
8254713 Image processing apparatus, image processing method, program therefor, and recording medium in which the program is recorded Shigemitsu Yamaoka 2012-08-28
8189953 Image processing apparatus and image processing method Masayuki Ito 2012-05-29
8169527 Apparatus selectively presenting distortion corrected image data Shigemitsu Yamaoka 2012-05-01
7039477 Device and method for processing tone data by controlling sampling rate Satoshi Tominaga 2006-05-02
6658310 Method of entering audio signal, method of transmitting audio signal, audio signal transmitting apparatus, and audio signal receiving and reproducing apparatus 2003-12-02
6643674 Digital filtering method and device and sound image localizing device Tomoaki Ando 2003-11-04
6487572 Digital filtering method and device and sound image localizing device Tomoaki Ando 2002-11-26
6473847 Memory management method for use in computer system 2002-10-29
6445320 A/D conversion apparatus Masao Noro, Akira Sogo 2002-09-03
6438434 Mixing, coding and decoding devices and methods 2002-08-20
6137046 Tone generator device using waveform data memory provided separately therefrom 2000-10-24
6044307 Method of entering audio signal, method of transmitting audio signal, audio signal transmitting apparatus, and audio signal receiving and reproducing apparatus 2000-03-28
6040515 Method and device for generating a tone Masahiro Mukojima 2000-03-21
6029222 Method and processor for selectively marking instructions as interruptible or uninterruptible and judging interrupt requests based on the marked instruction 2000-02-22
5973251 Method and apparatus for generating a tone based on tone generating software Masahiro Mukojima 1999-10-26
5948053 Digital signal processor architecture using signal paths to carry out arithmetic operations 1999-09-07
5895879 Musical tone-generating method and apparatus capable of approximating envelope characteristic of a waveform of a musical tone by a polygonal line Masahiro Mukojima 1999-04-20
5850049 Musical tone-generating method and apparatus using data interpolation 1998-12-15
5750913 Music system and electronic musical instrument 1998-05-12
5723998 Electronic circuit with operation self-control function Akitoshi Saito, Shigemitsu Yamaoka 1998-03-03
5698802 Music system, tone generator and musical tone-synthesizing method 1997-12-16
5568517 Decoding device for performing amplitude-phase demodulation and viterbi decoding Akira Sogo 1996-10-22
5465205 Automatic gain control apparatus 1995-11-07