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ZEXEL GLEASON USA INC

Overview
  • Total Patents
    53
About

ZEXEL GLEASON USA INC has a total of 53 patent applications. Its first patent ever was published in 1984. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets mechanical elements, transport and machines are SIMPSON HOWARD W, QUADRANT DRIVE and PERFECTO GEAR DIFFERENTIAL CO.

Patent filings per year

Chart showing ZEXEL GLEASON USA INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 May Kenneth A 9
#2 Dye James S 9
#3 Brewer Mark S 8
#4 Ichiki Shiro 8
#5 Tseng Gordon B 6
#6 Ostertag Steven E 6
#7 Ryan Thomas B 5
#8 Tseng Gordon Bae-Ji 4
#9 Cilano Joseph E 3
#10 Stritzel Gene A 3

Latest patents

Publication Filing date Title
US5431241A Hybrid traction control system
US5443431A Differential with friction-enhancing wedge
US5415601A Parallel-axis differential with restrained center washer
US5415599A Gear mounting system for differential
US5389048A Parallel-axis differential with triplet combination gears
US5346443A Parallel-axis gear differential with limited edge contact between gear members
US5310389A Parallel-axis differential gear tooth modification
US5295923A Lubrication modification for parallel-axis differential
US5244440A Differential with outwardly directed planetary gear separating forces
US5362284A Three-stage torque proportioning differential
US5292291A Parallel-axis gear differential with extended planet gears
AU652703B2 Multi-stage torque proportioning differential
US5220307A Warning system distinguishing wheel skidding and wheel slipping
US5213177A Traction control system responsive to wheel speed fluctuations
US5178587A Expanded timing between gear trains of differentials
US5169370A End-thrust design for parallel-axis differential
US5122101A Parallel-axis combination gear differential
US5112284A Rocker-mounting for differential gear
US5232415A Differential with varied frictional surfaces
EP0436655A1 Cam action pin locking means for a differential