SM

Shigeru Muramatsu

Yamaha: 3 patents #4 of 166Top 3%
ME Mitsubishi Engineering-Plastics: 1 patents #3 of 9Top 35%
Overall (2003): #12,736 of 273,478Top 5%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6608133 Thermoplastic resin composition, molded product using the same and transport member for electric and electronic parts using the same Yoshihiro Kurasawa, Naoto Obayashi, Kiyoji Takagi 2003-08-19
6552251 Actuating device easily assembled and keyboard musical instrument equipped therewith Syuzo Okabe 2003-04-22
6515213 Keyboard musical instrument for exactly producing tones and hammer sensor varying output signal exactly representing physical quantity of hammer Tsutomu Sasaki, Tadaharu Kato 2003-02-04
6515565 Electromagnetic device equipped with solenoid, automatic player using the same and automatic player keyboard musical instrument Tadaharu Kato 2003-02-04