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DURACELL INC

Overview
  • Total Patents
    929
About

DURACELL INC has a total of 929 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, environmental technology and machines are NEC MOBILE ENERGY CORP, SAFT GROUPE SA and MOLI ENERGY LTD.

Patent filings per year

Chart showing DURACELL INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bowden William L 65
#2 Yoppolo Robert A 61
#3 Wiacek Marian 60
#4 Sargeant Sean A 59
#5 Mchugh William T 56
#6 Fontaine Lucien P 54
#7 Treger Jack 51
#8 Woodnorth Douglas J 51
#9 Blasi Jane A 48
#10 Lin Lifun 48

Latest patents

Publication Filing date Title
US2003079337A1 Battery cathode
AU2257100A An improved manganese dioxide for lithium batteries
EP1145361A1 Reduced leakage metal-air electrochemical cell
AU2045700A Electrochemical cell closure
AU3793999A Electrochemical cell label with integrated tester
AU3987499A Battery cathode materials
AU3978599A Lithiated manganese oxide
ZA9811891B Electrochemical cell balance.
ZA9811892B Battery cathode
ZA9811894B Porous battery
ZA9811893B Battery separator.
CN1285960A Porous alkaline zinc/manganese oxide battery
CA2316922A1 Electrochemical cell balance
CA2313790A1 Battery cathode
WO9934459A1 Battery separator
US6207322B1 Alkaline cell with semisolid cathode
US6051957A Battery pack having a state of charge indicator
US6143446A Battery cathode
US6521378B2 Electrode having multi-modal distribution of zinc-based particles
US6126704A Method of forming a terminal pip protrusion on the casing of an alkaline cell