TK

Tohru Kuwahara

IL Isuzu Motors Limited: 18 patents #14 of 908Top 2%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
Overall (All Time): #241,909 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
7057321 Eddy current deceleration device 2006-06-06
6948597 Eddy current deceleration device 2005-09-27
6756870 Composite magnet of electromagnet and permanent magnet, and eddy current retarder 2004-06-29
6429566 Rotor of rotating machine 2002-08-06
6392324 Rotor of rotating machine and method for producing same 2002-05-21
6328142 Eddy-current deceleration apparatus 2001-12-11
6209688 Eddy current reduction apparatus 2001-04-03
6092862 Floor structure for truck's load-carrying platform 2000-07-25
6039157 Eddy current braking system Chuji Yamada, Shin Kobayashi, Makoto Ogawa, Eiji Okumura 2000-03-21
6025664 Permanent magnet vehicle braking apparatus 2000-02-15
5944149 Permanent magnet type eddy current braking system 1999-08-31
5855256 Guide frame for eddy current type breaking system 1999-01-05
5804897 Permanent magnet vehicle braking apparatus 1998-09-08
5337862 Eddy-current brake with magnets shaped to contain magnetic field 1994-08-16
5303802 Eddy current braking system 1994-04-19
5215169 Eddy current braking system 1993-06-01
5145038 Eddy current type retarder 1992-09-08
5143183 Eddy current braking system 1992-09-01
4750927 Heating apparatus for drawing glass rod Futoshi Mizutani, Katsuzou Mukai 1988-06-14