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ENSIGN BICKFORD CO

Overview
  • Total Patents
    586
About

ENSIGN BICKFORD CO has a total of 586 patent applications. Its first patent ever was published in 1906. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, basic materials chemistry and civil engineering are EHNSAJN BIKFORD KOMPANI, EXPLOSIVE TECH and CXA LTD.

Patent filings per year

Chart showing ENSIGN BICKFORD COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gladden Ernest L 127
#2 Tseka Thomas C 61
#3 Dufrane Ronald M 53
#4 Fritz James E 51
#5 Sutula Daniel P Jr 50
#6 Bahr Lyman G 44
#7 Toro Daniel A 39
#8 Lucca Frank J 38
#9 Welch Brendan M 32
#10 Thureson Gary R 32

Latest patents

Publication Filing date Title
AU2002323083A1 Narrow cast booster charges
WO02085818A2 Non-electric detonator
ZA200201861B Explosives with embedded bodies.
WO02079717A2 Delay detonator timing circuit
AU5423101A Electronic circuitry for timing and delay circiuts
WO0194277A2 Detonating cord and methods of making and using the same
WO0123825A1 Explosive device with assembled segments and related methods
US6508177B1 Explosives with embedded bodies
CA2316699A1 Rigid reactive cord and methods of use and manufacture
US6694886B1 Rigid reactive cord and methods of use and manufacture
AU4263400A Shock-resistant electronic circuit assembly
BR0010243A Explosive material container, packaging and method for packaging a plurality of explosive devices
WO0045123A2 Accumulated detonating cord charge, method and use
US6311621B1 Shock-resistant electronic circuit assembly
US6298913B1 Explosive pipe cutting device
US6244157B1 Wire carrier perforating gun
US6199484B1 Voltage-protected semiconductor bridge igniter elements
US6125762A Flat-form separation devices
ZA9805603B Apparatus systems compositions and methods for bioremediation of explosives
WO9900636A2 Signal line coiling method and mine-clearing apparatus using same