Patent assignee · JP · COMPANY

DELTA KOGYO CO., LTD.

119Patents
78Active
119Granted
52Portfolio score

Filing activity: Jan 26, 1978 → Jan 31, 2022 · 20 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5676341A Vehicle seat slide mechanism Performing Operations; Transporting 64 Expired
US4627656A Seat for automobile Performing Operations; Transporting 59 Expired
US8328231B2 Side airbag device for vehicle seat Performing Operations; Transporting 35 Active
US7070236B2 Automobile seat Performing Operations; Transporting 33 Expired
USD605863S1 Aircraft seat General 30 Expired
US6089521A Automobile seat slide unit Performing Operations; Transporting 28 Expired
US4637648A Rear seat back locking arrangement for a motor vehicle and the like Emerging Cross-Sectional Technologies 28 Expired
US6698177B1 Cam mechanism for translation of circular motion into reciprocal motion Emerging Cross-Sectional Technologies 28 Expired
US6328382A Locking structure for a reclining seat Performing Operations; Transporting 26 Expired
US4368572A Method of manufacturing a shaft structure having a spherical bulb Emerging Cross-Sectional Technologies 25 Expired
US4533027A Friction brake assembly Performing Operations; Transporting 24 Expired
US4159147A Latch releasing mechanism for use in a front seat of a vehicle Performing Operations; Transporting 23 Expired
US6352006B1 Reduction gear for vehicle seat Emerging Cross-Sectional Technologies 20 Expired
US6192770A Shift select lever device for manually-shiftable automatic transmission Emerging Cross-Sectional Technologies 20 Expired
US7380882B2 Recliner adjuster Performing Operations; Transporting 18 Active
US6702392B2 Rotary feed mechanism for driving a shaft in response to turn of a lever Emerging Cross-Sectional Technologies 18 Expired
US5865506A Vehicle seat lock mechanism Performing Operations; Transporting 17 Expired
US8820694B2 Seat slide structure for vehicle Performing Operations; Transporting 17 Active
US6688667B2 Power seat for a vehicle Performing Operations; Transporting 16 Expired
US7147195B2 Automobile slide adjuster Performing Operations; Transporting 15 Expired
US4437703A Seat back reclining mechanism Performing Operations; Transporting 14 Expired
US4234153A Device for mounting a mirror on an automobile panel Emerging Cross-Sectional Technologies 14 Expired
US7648204B2 Recliner adjuster Performing Operations; Transporting 13 Active
US7121626B2 Headrest lock structure with lock slots, method for forming lock slots in headrest pole and method for producing headrest pole Performing Operations; Transporting 13 Expired
US4390209A Plastic seat-back framework and method for the manufacture thereof Performing Operations; Transporting 13 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.