KM

Kunimasa Muroi

Yamaha: 15 patents #142 of 2,001Top 8%
NS Nippon Gakki Seizo: 2 patents #116 of 332Top 35%
Overall (All Time): #276,862 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
8983099 Electrostatic loudspeaker Yasuaki Takano, Yoshikatsu Matsubara 2015-03-17
7252760 Waste liquid processing method and waste liquid processing apparatus using the same Jun Yamamoto, Akira Osawa, Yoichi Nagasaki 2007-08-07
6989343 Granular photocatalytic material, functional restoration method therefor, and apparatus for decomposing and removing toxic organic matter using the same Akira Osawa, Yoichi Nagasaki, Jun Yamamoto 2006-01-24
6914031 Photocatalyst granules Yoichi Nagasaki, Akira Osawa, Jun Yamamoto 2005-07-05
6814875 Method and device for treating waste liquid, solvent separator, and cleaning device using thereof Yoichi Nagasaki, Akira Ohsawa, Go Ito, Jun Yamamoto 2004-11-09
6471874 Effluent treating method, an effluent treating apparatus, and a cleaning apparatus using the same Jun Yamamoto, Akira Osawa, Yoichi Nagasaki 2002-10-29
6428671 Method and apparatus for electro-coagulation printing and electrode control unit Akira Sogo, Masao Noro, Koji Toda 2002-08-06
6386683 Printing apparatus and printing method therefor Koji Toda 2002-05-14
6348938 Electro-coagulation printer Koji Toda 2002-02-19
6114000 Material for FRTP molded objects and FRTP tubular molded object Toshiharu Fukushima, Kunio Hiyama 2000-09-05
5639552 Stong flexible pre-impregnation of fiber reinforced thermoplastic resin free from a void in matrix Toshiharu Fukushima, Kunio Hiyama 1997-06-17
5633074 Prepreg available for fiber reinforced thermoplastic resin and process of producing sporting goods using the same Toshiharu Fukushima, Kunio Hiyama 1997-05-27
5618598 Strong flexible pre-inpregnation of fiber reinforced thermoplastic resin free from a void in matrix Toshiharu Fukushima, Kunio Hiyama 1997-04-08
5520995 Strong flexible pre-impregnation of fiber reinforced thermoplastic resin free from a void in matrix Toshiharu Fukushima, Kunio Hiyama 1996-05-28
4858928 Racket frame Yoshinari Inagaki, Tetsuyuki Awano 1989-08-22
4736949 Racket frame having particularly positioned grip 1988-04-12
4697811 Racket and weight attachment 1987-10-06