Kazuhisa Tamura

Mitsubishi Electric: 9 patents #3,275 of 25,717Top 15%

HC Hitachi Construction Machinery Co.: 7 patents #185 of 1,234Top 15%

DS Daikin Seisakusho: 4 patents #30 of 126Top 25%

IC Iseki & Co.: 2 patents #33 of 117Top 30%

NK Nippon Kayaku: 2 patents #345 of 1,103Top 35%

TC Tokan Kogyo Co.: 1 patents #17 of 36Top 50%

MA Mazda: 1 patents #5 of 27Top 20%

MI Mitsuba: 1 patents #291 of 618Top 50%

DC Daikin Clutch: 1 patents #8 of 22Top 40%

Overall (All Time): #141,482 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #	Title	Co-Inventors	Date
4559024	Vibration damper assembly	Kazumi Iida, Masahiko Koshimo	1985-12-17
4493674	Vibration damper assembly	Masahiko Koshimo	1985-01-15