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

Mark E. Rohrbaugh

SSStmicroelectronics Sa: 7 patents #198 of 1,676Top 15%
Scottsdale, AZ: #546 of 3,386 inventorsTop 20%
Arizona: #5,222 of 32,909 inventorsTop 20%
Overall (All Time): #765,237 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5512805 Method and apparatus for determining reverse rotation of a polyphase DC motor Francesco Carobolante 1996-04-30
5481167 Amplifier and method for detecting the bemf of a coil of a polyphase sensorless DC motor Francesco Carobolante 1996-01-02
5477171 Full wave rectifier using current mirror bridge Paolo Menegoli 1995-12-19
5428276 Automatic adjustment of commutation delay for brushless DC motor for improved efficiency Francesco Carobolante, Ermanno Pace 1995-06-27
5349521 Full wave rectifier using a current mirror bridge Paolo Menegoli 1994-09-20
5306988 Method and apparatus for operating polyphase dc motors Francesco Carobolante 1994-04-26
5285135 Automatic adjustment of commutation delay for brushless DC motor for improved efficiency Francesco Carobolante, Ermanno Pace 1994-02-08