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POWELL DOUGLAS H

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    165,682
About

POWELL DOUGLAS H has a total of 11 patent applications. Its first patent ever was published in 2012. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, environmental technology and mechanical elements are DIAO JIUXIN, ROJAN WILLI AUGUST and YANCHENG YUXIN ELECTRIC VEHICLE CO LTD.

Patent filings in countries

World map showing POWELL DOUGLAS Hs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing POWELL DOUGLAS Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Powell Douglas H 11
#2 Martin Blake 1
#3 Colacchia Aaron 1

Latest patents

Publication Filing date Title
US2019250068A1 Systems and methods for measuring a corner travel index
US2017030565A1 Grow light matrix system using daisy chains
US2017225530A1 Dual durometer flexible joint for a suspension link
US2017030537A1 Grow light matrix system incorporating blade lighting system
US2017030560A1 Grow light matrix system using spacers to maintain proper light position
US2017108130A1 Shutoff valve in backflow prevention device
US2017027109A1 Grow light matrix system
US2016238145A1 Shutoff valve in backflow prevention device with visual indicator
US2016238061A1 Flexible joint for a suspension link with a threaded insert
US2016061249A1 Adjustable shear key
US2013199332A1 Flexible joint