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BHA GROUP HOLDINGS INC

Overview
  • Total Patents
    64
About

BHA GROUP HOLDINGS INC has a total of 64 patent applications. Its first patent ever was published in 1992. It filed its patents most often in United States, EPO (European Patent Office) and China. Its main competitors in its focus markets chemical engineering, machines and electrical machinery and energy are NUSTEP TRENNDUESEN, BERZ WOLFGANG and BERZ W.

Patent filings per year

Chart showing BHA GROUP HOLDINGS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mahoney Ronald Lawayne 11
#2 Clements Jack T 11
#3 Smithies Alan 11
#4 Clements Jack Thomas 11
#5 Carothers Charles 7
#6 Mahler Michael M 7
#7 Johnston David F 7
#8 Doehla James Roy 6
#9 Oussoren Reinout G 5
#10 Van Pelt Randall 5

Latest patents

Publication Filing date Title
EP2223725A1 HEPA (H-10) Performance Synthetic Nonwoven And Nanofiber Composite Filter Media
EP2198945A2 Gas Turbine Inlet Air Filtration Filter Element
US6911144B2 Filter cartridge with strap and method
WO03095067A1 Filter medium
US6611440B1 Apparatus and method for filtering voltage for an electrostatic precipitator
US2003179650A1 System and method for verification of acoustic horn performance
US6752847B2 High temperature polymer filtration medium
US2003010203A1 Method and system for improved rapper control
US2002074279A1 Filter cartridge with strap and method
US6440188B1 Air filter assembly capable of top and bottom loading
US6375698B1 Long filter assembly with connection device
US6358292B1 Pleated filter element with reusable mounting plate
US6726735B1 Unitary filter cartridge
US6233790B1 Outer strap for air filter cartridge
US6203591B1 Baghouse, long filter assembly and method of installation
USRE37163E Unitary filter cartridge
US5950441A Method and apparatus for controlling an evaporative gas conditioning system
US5746792A Dust collector filter element and supporting structure
US5837017A Apparatus for cleaning baghouse filters
US5760911A Continuous particulate emissions monitor calibrator