Nazzareno Rossetti, Seth Sanders: Lossless current sensing in buck converters working with low duty cycles and high clock frequencies. Fairchild Semiconductor Corporation, William E Winters, Townsend and Townsend and Crew, December 26, 2000: US06166528 (48 worldwide citation)

A buck converter having a synchronous rectifier topology that performs current sensing at the low-side switch and employs "valley current control" to terminate a discharging phase and commence a charging phase of the converter. The buck converter is able to withstand high operating frequencies and l ...

Seth Sanders, Eric Sun, Mike He, Matthew Senesky, Edward Young Chiao: Stub shaft for connection with a flywheel rotor. Amber Kinetics, Fenwick & West, January 1, 2019: US10167925

An energy storage system including a solid steel flywheel rotor, journals, and separate stub shafts for connecting to the journals has improved material properties offers improved energy storage at reduced cost.