HC

Huazhen Chai

Hamilton Sundstrand: 20 patents #96 of 2,079Top 5%
📍 Caledonia, IL: #2 of 34 inventorsTop 6%
🗺 Illinois: #3,784 of 84,256 inventorsTop 5%
Overall (All Time): #217,033 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12184071 Active rectifier with phase locked varying switch frequencies 2024-12-31
11879931 Circuit testing and diagnosis 2024-01-23
11456680 Over-modulation pulse width modulation with maximum output and minimum harmonics Mustansir Kheraluwala 2022-09-27
11368106 Power converter PWM 2022-06-21
11163013 Electrical device partial discharge monitoring Jonas Mukamba Muteba 2021-11-02
11042175 Variable frequency voltage regulated AC-DC converters John Duward Sagona 2021-06-22
10998706 Laminated bus bars Robert C. Cooney 2021-05-04
10746803 Fault detection and isolation in generator modules Dwight D. Schmitt 2020-08-18
10443388 Heat pipe system for engine rotor cooling Debabrata Pal 2019-10-15
10320358 Magnetically coupled contactless damper Eric A. Carter, John Huss 2019-06-11
10164598 Power filter arrangement having a toroidal inductor package Eric A. Carter, John Huss 2018-12-25
10126350 Detection of damper resistor degradation and failures Dwight D. Schmitt 2018-11-13
10044305 Controlling aircraft VFG over voltage under fault or load-shed Andreas C. Koenig 2018-08-07
9912279 Circuit with current sharing alternately switched parallel transistors 2018-03-06
9435264 Thermal stress reduction in aircraft motor controllers Adam Michael White, Mustansir Kheraluwala 2016-09-06
9435263 Thermal stress reduction in aircraft motor controllers Adam Michael White, Mustansir Kheraluwala 2016-09-06
8786232 Thermal stress reduction in aircraft motor controllers Adam Michael White, Mustansir Kheraluwala 2014-07-22
8630078 Active AC inrush current control Waleed M. Said 2014-01-14
8614870 Active transient current control in electronic circuit breakers Mustansir Kheraluwala, Jeffrey T. Wavering 2013-12-24
8294409 Control of pole-change induction motors Waleed M. Said 2012-10-23