Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
GR

Grigori Roubinchtein

CTCts: 2 patents #126 of 352Top 40%
North York, CA: #239 of 630 inventorsTop 40%
Overall (All Time): #2,223,871 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6198182 Two-phase stepper motor having two disk stators with salient poles positioned on either side of two disk rotors Eleazar Felipe Bustamante, Phillip G. Adams, Catherine Hoskin, David Yan Leng, Tan Tang 2001-03-06
5982058 Two-phase stepper motor Eleazor Felipe Bustamante, Phillip G. Adams, Catherine Hoskin, David Yan Leng 1999-11-09