TY

Toshio Yoshikawa

TC Teijin Seiki Co.: 2 patents #43 of 143Top 35%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Overall (All Time): #1,599,588 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6912930 Flex spline for meshing type gear device, and meshing type gear device having flex spline Hongyou Wang 2005-07-05
6231469 Internally meshing planetary gear device Hong You Wang, Jun Hirose, Shinji Juman 2001-05-15
4876696 Transmission system for transmitting multifrequency signals or modem signals with speech signals 1989-10-24