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BUNNELL PLASTICS INC

Overview
  • Total Patents
    14
About

BUNNELL PLASTICS INC has a total of 14 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets machines, mechanical elements and packaging and shipping are SIGMAFORM CORP, UNIVERSAL MOULDED PRODUCTS COR and EKSTROEM STIG OVE MAURITZ.

Patent filings per year

Chart showing BUNNELL PLASTICS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Curran Donald G 8
#2 Anderson Robert A 6
#3 Bunnell Claude A 3
#4 Anderson Edward P 2
#5 Nguyen Hy B 1
#6 Gamble James E 1
#7 Donarudo Jii Kaaran 1
#8 Kingsford Kenji A 1
#9 Edowaado Pii Andaason 1

Latest patents

Publication Filing date Title
US5261442A Diaphragm valve with leak detection
US4441694A Method of manufacturing a safety shield for flanged pipe couplings
US4450631A Heated can rolls of high thermal efficiency
WO8203374A1 Line tank units for transporting corrosive materials
US4403794A Safety shield for flanged pipe couplings
US4347090A Process for forming laminated pipe
CA1096763A Metallic substrates with fluorocarbon coverings; and method of manufacture