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WOODFORD MFG CO

Overview
  • Total Patents
    27
About

WOODFORD MFG CO has a total of 27 patent applications. Its first patent ever was published in 1965. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, civil engineering and packaging and shipping are DAVIDSON HYDRANT TECHNOLOGIES, CMB IND and SIGELOCK SYSTEMS L L C.

Patent filings in countries

World map showing WOODFORD MFG COs patent filings in countries
# Country Total Patents
#1 United States 20
#2 Canada 7

Patent filings per year

Chart showing WOODFORD MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fillman Russell L 10
#2 Noland Wayne B 8
#3 Yoon Young Z 7
#4 Srajer Reinhard 2
#5 Breneman Warren R 1
#6 Beard Robert J 1
#7 Fillman Russell E 1
#8 Co Woodford Mfg 1
#9 Woodford Joseph C 1
#10 Yoon Y 1

Latest patents

Publication Filing date Title
US4653521A Freezeless ground hydrant and method for operating same
US4653522A Ground hydrant and method for operating same
US4582081A Vacuum breaker
US4532954A Wall hydrant
US4606090A Auxiliary loading dock ramp
US4554768A Dock seal with adjustable top seal
US4432692A Article handling apparatus
US4365452A Loading dock canopy
US4316481A Wall hydrant
US4087876A Portable dock plate
CA1024307A Dock plate
CA979609A Dock plate
CA1005955A Dock plate
US3806976A Dock plate
US3553757A Automatic locking dock plate
US3566905A Hydrant purging means
US3581761A Hydrant
US3632082A Valve assembly
US3480980A Dock plate
US3534762A Hydrant with compressed air drain means