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TECOGEN INC

Overview
  • Total Patents
    57
  • GoodIP Patent Rank
    68,668
  • Filing trend
    ⇩ 55.0%
About

TECOGEN INC has a total of 57 patent applications. It decreased the IP activity by 55.0%. Its first patent ever was published in 1987. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, chemical engineering and engines, pumps and turbines are NAGAOKA DAIJI, YOSHIDA KOHEI and BERGER HEINZ.

Patent filings per year

Chart showing TECOGEN INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roy Jean 20
#2 Roser Ranson 15
#3 Gehret Joseph B 15
#4 Panora Robert A 14
#5 Gehret Joseph 10
#6 Panora Robert 8
#7 Ghoniem Ahmed F 8
#8 Hurley James R 6
#9 Ghoniem Ahmed 4
#10 Wen Jian 3

Latest patents

Publication Filing date Title
WO2018147912A1 Nox reduction without urea using a dual stage catalyst system with intercooling in vehicle gasoline engines
EP3579950A1 Nox reduction without urea using a dual stage catalyst system with intercooling in vehicle gasoline engines
US2018230882A1 NOx reduction without urea using a dual stage catalyst system with intercooling in vehicle gasoline engines
WO2018147885A1 Dual stage internal combustion engine aftertreatment system using exhaust gas intercooling and charger driven air ejector
EP3440325A1 Emissions control systems and methods for vehicles
WO2016154429A1 Poison-resistant catalyst and systems containing same
US2016076419A1 Systems and methods for reducing emissions in exhaust of vehicles and producing electricity
US2017101942A1 Internal combustion engine controller
US2015252700A1 Assembly and method for reducing ammonia in exhaust of internal combustion engines
CA2790314A1 Assembly and method for reducing nitrogen oxides, carbon monoxide and hydrocarbons in exhausts of internal combustion engines
WO2011136756A1 Assembly and method for reducing nitrogen oxides, carbon monoxide and hydrocarbons in exhausts of internal combustion engines
EP2821606A1 Method for reducing nitrogen oxides, carbon monoxide and hydrocarbons in exhausts of internal combustion engines
EP2397216A1 Assembly and method for reducing nitrogen oxides, carbon monoxide and hydrocarbons in exhausts of internal combustion engines
US2006277896A1 Method for controlling internal combustion engine emissions
US2005206167A1 Engine driven power inverter system with cogeneration
US5363749A Microwave enhanced deep fat fryer
US5315981A Method for converting a diesel engine to a natural gas fueled engine
US5291668A Steam atmosphere drying exhaust steam recompression system
US5240575A NOx reduction by sulfur tolerant coronal-catalytic apparatus and method
US5245977A Flow proportioning mixer for gaseous fuel and air and internal combustion engine gas fuel mixer system