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DIFFERENTIAL DYNAMICS CORP

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    93,066
  • Filing trend
    ⇧ 200.0%
About

DIFFERENTIAL DYNAMICS CORP has a total of 22 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 2004. It filed its patents most often in United States, Republic of Korea and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, environmental technology and mechanical elements are HAVKRAFT AS, ORGANOWORLD INC and AXIS ENERGY GROUP PTY LTD.

Patent filings in countries

World map showing DIFFERENTIAL DYNAMICS CORPs patent filings in countries

Patent filings per year

Chart showing DIFFERENTIAL DYNAMICS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Han Kyung Soo 21
#2 Han Kyung-Soo 1

Latest patents

Publication Filing date Title
WO2020139863A1 Scalable and efficient mechanical speed converter-controlled wind and hydrokinetic turbines
US2020095974A1 Speed converter-controlled river turbines
US2019242467A1 Electro-magnetic ratchet control apparatus and method
US2020088156A1 Expandable power marine hydrokinetic turbines, pumps, compressors and transmissions
US2019048845A1 River and tidal turbine with power control
US2018195582A1 Control apparatus and method for variable renewable energy
US2018038340A1 Commutator-less and brush-less direct current generator and applications for generating power to an electric power system
US2017030326A1 Renewable energy marine hydrokinetic or wind turbine
US2016025001A1 One-stroke internal combustion engine
US2016010620A1 Marine hydrokinetic turbine
US2015357951A1 Adjustable assembly of rotor and stator and applications thereof with a variable power generator
US2015204421A1 Three variable and four variable transgear assemblies
US2007082779A1 Variable motion control devices for transmission and other implementations and methods of use thereof