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COOPER EDWIN INC

Overview
  • Total Patents
    58
About

COOPER EDWIN INC has a total of 58 patent applications. Its first patent ever was published in 1972. It filed its patents most often in United States, Japan and Canada. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and organic fine chemistry are IASHELLIA RES LTD, ORONITE JAPAN LTD and LIAONING HAIHUA TECH CO LTD.

Patent filings per year

Chart showing COOPER EDWIN INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Papay Andrew G 21
#2 O'Brien Joseph P 15
#3 Andoriyuu Jiyooji Papei 8
#4 Papay Andrew George 8
#5 O'Brien Joseph Peter 7
#6 Jiyosefu Piitaa Oburaien 7
#7 Zaweski Edward F 4
#8 Malec Robert E 3
#9 Harstick Christian S 3
#10 Malec Robert Edward 2

Latest patents

Publication Filing date Title
US4563302A Sulfurized olefin process
US4426305A Lubricating compositions containing boronated nitrogen-containing dispersants
US4487706A Metal deactivator as a lubricant additive
US4448974A Polyalkylene succinimide lubricant additives
CA1184554A Lubricating oil compositions
CA1168649A Lubricating compositions
US4519929A Lubricating oil composition containing N-allyl amide graft copolymers
US4486324A Hydraulic fluids
US4374033A Dispersant and lubricating oil containing the dispersant
JPS5710695A Lubricant oil containing tertiary amine salt of sulfidized olefinic acid
US4325827A Fuel and lubricating compositions containing N-hydroxymethyl succinimides
US4505834A Lubricating oil compositions containing graft copolymer as viscosity index improver-dispersant
US4331545A Lubricating compositions containing boronated N-alkanol hydrocarbylamide
CA1139740A Oil-soluble friction-reducing additive and lubricating oil composition
JPS56110795A Sulfurized lubricant oil additive
EP0032281A1 A process for making an extreme pressure lubricating oil additive
CA1122594A Lubricant composition containing sulfurized olefin extreme pressure additive
CA1138413A Lubricant composition
US4237020A Lubricating and fuel compositions containing succinimide friction reducers
US4246125A Lubricating oil and fuel composition