DY

Defang Yuan

Overall (All Time): #406,146 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11713598 Handcuff with automatic over-tightening-prevention mechanism 2023-08-01
11613347 Low cost, high reliable, double engined VTOL 2023-03-28
11610752 Fast smart circuit breaker 2023-03-21
11572826 Engine and ignition assembly with two pistons 2023-02-07
11473513 Torque control of piston engine with crankpin offset 2022-10-18
11473654 Reciprocating engine with extended minimum combustion chamber volume 2022-10-18
11136916 Direct torque control, piston engine Lin Zhao 2021-10-05
11131255 Piston engine cylinder head with combined functions Lin Zhao 2021-09-28
11078836 System and method of reciprocating piston engine, multi-fuel piston engine 2021-08-03
10928097 System and method for generating heated water and distilled water 2021-02-23
10760819 Water supply system that is selectively supplied with heated water 2020-09-01
10295216 Modular assembly for regulating moisture and temperature of content in a container 2019-05-21