DM

Daisuke Maruyama

IBM: 27 patents #3,831 of 70,183Top 6%
Nsk: 9 patents #164 of 1,559Top 15%
Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
NI Nissan Chemical Industries: 3 patents #343 of 1,150Top 30%
TI Toyota Industries: 3 patents #452 of 1,610Top 30%
KE Keyence: 2 patents #108 of 266Top 45%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
KC Konami Digital Entertainment Co.: 1 patents #313 of 611Top 55%
TA Tamura: 1 patents #94 of 193Top 50%
Overall (All Time): #44,054 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 51–56 of 56 patents

Patent #TitleCo-InventorsDate
6993992 Ball screw Toru Kanda, Hitoshi Sannomiya 2006-02-07
6722223 Ball screw Toru Kanda, Hitoshi Sannomiya 2004-04-20
6675669 Ball screw apparatus Noriaki Sekiya, Toshiyuki Iehisa, Kazuo Miyaguchi 2004-01-13
6450055 Ball screw apparatus Noriaki Sekiya, Toshiyuki Iehisa, Kazuo Miyaguchi 2002-09-17
6397697 Ball screw Mizuho Ninomiya 2002-06-04
6205567 Fault simulation method and apparatus, and storage medium storing fault simulation program 2001-03-20