MK

Masahiro Koyama

KT Kabushiki Kaisha Toshiba: 7 patents #4,294 of 21,451Top 25%
Yamaha: 7 patents #373 of 2,001Top 20%
HH Hitachi High-Technologies: 5 patents #621 of 1,917Top 35%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
AC Asahi Kasei Kogyo Co.: 4 patents #154 of 1,395Top 15%
TC Tsubakimoto Chain: 3 patents #140 of 593Top 25%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
NH Namiki Seimitsu Houseki: 2 patents #30 of 108Top 30%
AC Adamant Namiki Precision Jewel Co.: 2 patents #9 of 58Top 20%
TS Toshiba Electronic Devices & Storage: 1 patents #470 of 900Top 55%
SC Sanyo Denki Co.: 1 patents #133 of 221Top 65%
Overall (All Time): #69,706 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
7470854 Electronic music apparatus 2008-12-30
7290979 Circumferential flow pump Yuusaku Sakai 2007-11-06
7125218 Circumferential flow pump Seizo Inoue, Yusaku Sakai 2006-10-24
7099726 Production planning system Kiyohisa Kawase, Hajime Yuasa, Kazuhiko Maeda, Yoshio Kobayashi, Osamu Mishima +5 more 2006-08-29
7039481 Production planning system Kiyohisa Kawase, Hajime Yuasa, Kazuhiko Maeda, Yoshio Kobayashi, Osamu Mishima +5 more 2006-05-02
6518491 Apparatus and method for automatically generating musical composition data for use on portable terminal Yasushi Kurakake, Toshiyuki Ito 2003-02-11
6486472 Inspecting system using electron beam and inspecting method using same Yasuhiro Gunji, Taku Ninomiya, Masatsugu Kametani, Kenjiro Yamamoto 2002-11-26
5895449 Singing sound-synthesizing apparatus and method Yasuyoshi Nakajima 1999-04-20
5744741 Digital signal processing device for sound signal processing Yasuyoshi Nakajima 1998-04-28
5646362 Sound parameter editing device for an electronic musical instrument Takuro Sone, Iwao Higashi 1997-07-08
5555179 Control method and control apparatus of factory automation system Norihisa Miyake, Hiroshi Sakairi, Shizuko Hattori, Yasuyuki Momoi, Tsutomu Fujimoto +1 more 1996-09-10
5391827 Electronic musical instrument having a musical tone parameter display 1995-02-21
5361672 Electronic musical instrument with help key for displaying the function of designated keys 1994-11-08
4966522 In-tank type fuel pump 1990-10-30
D265739 Micro film camera Kosuke Miki, Masahiko Suzuki 1982-08-10
4335957 Image forming method and apparatus therefor Kohei Nonaka, Makoto Gonmori, Takeo Kimura, Tetsuo Shiga 1982-06-22
4287295 Image forming method and apparatus therefor Kohei Nonaka, Makoto Gonmori, Takeo Kimura, Tetsuo Shiga 1981-09-01
4227799 Image forming apparatus Kohei Nonaka, Makoto Gonmori, Takeo Kimura, Tetsuo Shiga 1980-10-14