Learn more

WESTECH ENGINEERING INC

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    188,233
  • Filing trend
    ⇩ 100.0%
About

WESTECH ENGINEERING INC has a total of 25 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1982. It filed its patents most often in WIPO (World Intellectual Property Organization), Peru and United States. Its main competitors in its focus markets chemical engineering, environmental technology and measurement are BEIJING SPC ENVIRONMENT PROT TECH CO LTD, PECOFACET US INC and NEPTUNE MICROFLOC INC.

Patent filings in countries

World map showing WESTECH ENGINEERING INCs patent filings in countries
# Country Total Patents
#1 WIPO (World Intellectual Property Organization) 5
#2 Peru 4
#3 United States 4
#4 Australia 3
#5 Canada 3
#6 Morocco 2
#7 Mexico 2
#8 Chile 1
#9 United Kingdom 1

Patent filings per year

Chart showing WESTECH ENGINEERING INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lake Philip 14
#2 Crozier Mark 9
#3 Easton Jeffery H 8
#4 Johnson Jerold 5
#5 Cook Robert 5
#6 Cutler Ralph A 5
#7 Hamilton Vincent E 2
#8 Wilhelm James H 2
#9 Wright Russell C 1
#10 Burns Donald E 1

Latest patents

Publication Filing date Title
WO2011071580A1 Method of optimizing feed distribution in a sedimentation vessel
WO2011056305A1 Method of optimizing feed concentration in a sedimentation vessel
CA2766376A1 Carbon retention screen with variable discharge head
CA2646680A1 Fluidized bed apparatus and method for removing soluble and particulate matter from a liquid
US6800209B2 Energy dissipating inlet for clarifier feedwells
GB0030082D0 A rotary distributor speed control system
US5976370A Underdrain structure for media filters
US5376280A Flocculation control system and method
US4442001A Rotary vacuum filter