Inventor · Schwarzenfeld, DE

Johann Meier

19Patents
11h-index
29Co-inventors
72Inventor score

Filing activity: Jun 30, 1975 → May 23, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5058852A Vehicle seat which is adjustable in height and with automatic weight adjustment Performing Operations; Transporting 51 Expired
USD428719S Vehicle seat General 50 Expired
US4010835A Matrix print head Performing Operations; Transporting 31 Expired
US4030591A Controls for a movable disk printer Physics 26 Expired
US6309906A Photovoltaic cell and method of producing that cell Emerging Cross-Sectional Technologies 25 Expired
US4075636A Bi-directional dot matrix printer with slant control Performing Operations; Transporting 23 Expired
US4679760A Spring arrangement Mechanical Engineering; Lighting; Heating 21 Expired
US4025837A Adaptive control circuit for a stepping motor Physics 21 Expired
US7575206B2 Vehicle seat with automatic height adjustment and method therefore Performing Operations; Transporting 17 Active
US4569605A Wire driving armature for dot printer Electricity 12 Expired
US4278019A All-points addressable dot printer Performing Operations; Transporting 11 Expired
US5755421A Guide rail arrangement for a vehicle seat Mechanical Engineering; Lighting; Heating 7 Expired
US4780015A Impact detecting platen for a high speed impact line printer Performing Operations; Transporting 4 Expired
US6163505A contact member for an ultrasonic transducer Performing Operations; Transporting 3 Expired
US8534646B2 Seat suspension device for a vehicle seat Performing Operations; Transporting 3 Active
US8950812B2 Foldable vehicle seat Performing Operations; Transporting 2 Active
US10005377B2 Armrest device Performing Operations; Transporting 2 Active
US10406949B2 Sprung vehicle seat Mechanical Engineering; Lighting; Heating 0 Active
US11722077B2 Motor vehicle having a front door and a rear door Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.