Inventor
FU TIANJUN
US15 patents
⚠️ This page may combine multiple inventors who share the name “FU TIANJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DEERE & CO
12 patentsUS10804808B1Oct 13, 2020
Method and system for controlling switching of a direct current to direct current converter
DEERE & CO23 citations92
US10749441B1Aug 18, 2020
Method and system for controlling a direct current to direct current converter
DEERE & CO31 citations90
US9698722B2Jul 4, 2017
Method and inverter with thermal management for controlling an electric machine
DEERE & CO15 citations82
US10270327B1Apr 23, 2019
Voltage sensor-less position detection in an active front end
DEERE & CO2 citations67
US12348148B2Jul 1, 2025
Direct-current-to-direct-current converter with transformer thermal management
DEERE & CO1 citations60
US12049148B2Jul 30, 2024
Dual-purpose drive and charger systems and methods thereof
DEERE & CO0 citations60
US12355369B2Jul 8, 2025
Dual-purpose drive and charger systems and methods thereof
DEERE & CO0 citations49
US12556104B2Feb 17, 2026
Direct-current-to-direct-current converter for parallel operation
DEERE & CO0 citations48
US12483150B2Nov 25, 2025
Dual active bridge converter with deadtime compensation reducing heat for varying loads
DEERE & CO0 citations46
US11165257B2Nov 2, 2021
System and method for frequency adjustment of parallel inverters coupled to a grid power source
DEERE & CO0 citations45
US11637502B2Apr 25, 2023
Startup process for a dual active bridge converter to prevent over-voltage failure and thermal run-away
DEERE & CO0 citations44
US10295581B2May 21, 2019
Voltage sensor-less position detection in an active front end
DEERE & CO0 citations36