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ROCKFORD POWERTRAIN INC

Overview
  • Total Patents
    33
About

ROCKFORD POWERTRAIN INC has a total of 33 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United States, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and transport are LONGKOU AUTOMOBILE FAN CLUTCH FACTORY, DYNAIR LTD and LONGKOU ZHONGYU MACHINERY CO.

Patent filings per year

Chart showing ROCKFORD POWERTRAIN INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Giersch Bruce S 8
#2 Thoele Brian J 7
#3 Madonio Andrew M 6
#4 Cummings Gordon F Iii 6
#5 Cummings Iii Gordon F 5
#6 Skaggs Bruce A 4
#7 Wilfong David 4
#8 Crane John J 4
#9 Miller Larry G 3
#10 Olson Bret S 3

Latest patents

Publication Filing date Title
AU2980699A Remotely accessible computerized manufacturing process and inventory control auditing and querying system
WO9941514A1 Slip driveline with a seal arrangement
WO9924734A1 Torsion damper
US6183370B1 Dust cap assembly having two snap ring securing mechanism in a slip spline assembly
AU7257098A Fan clutch for vehicles configured for low engine speed
WO9900199A1 Powershift clutch and method of forming same
WO9848186A1 Inverted slip driveline
US5855266A Fan clutch for vehicles configured for low engine speed
US5947247A Continuously variable fan drive clutch
US5937979A Continuosly variable fan drive clutch
US5667045A Continuously variable fan drive clutch arrangement
US5222574A Drive train for an articulated vehicle
GB9211998D0 Universal joint spider with interlocking seal
US5178584A Driveline yoke with headed pin for captivating a universal joint cross
US5078533A Driveline yoke with improved seal retainer
US4899861A Variable speed drive for engine cooling fans