Inventor · Hornberg, DE

Fritz Schmider

27Patents
15h-index
12Co-inventors
78Inventor score

Filing activity: Jun 20, 1974 → Sep 24, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5176509A Axially compact small fan Electricity 63 Expired
US4394594A Motor with a disk rotor Electricity 57 Expired
US4174484A Motor with a disk rotor Electricity 40 Expired
US6232690A Electronically commutated DC Electricity 37 Expired
US4125792A Brushless D-C motor Electricity 29 Expired
US6429615B2 Electronically commutated DC motor Electricity 29 Expired
US6456024B1 Electronically commutated DC motor Electricity 28 Expired
US4755699A Enclosed miniature motor Electricity 26 Expired
US4011475A Torque equalized brushless permanent magnet rotor motor Electricity 25 Expired
US6013966A Mini-fan unit especially for use as a fun printed circuit boards Electricity 25 Expired
US4366405A Tachogenerator having stray flux cancelling output coils Electricity 23 Expired
US5006765A DC motor with coreless coil installation Emerging Cross-Sectional Technologies 21 Expired
US4501983A Electric machine Electricity 17 Expired
US4920292A Motor having rotor capable of both stepped rotary and axial shift motions Electricity 17 Expired
US6396226B2 Electronically commutated DC motor Electricity 16 Expired
US5109171A Low-noise miniature electric motor Electricity 15 Expired
US5652825A Power supply for low-voltage DC motor Electricity 15 Expired
USRE37261E Axially compact small fan General 15 Expired
US5931660A Blower for gas premix burners Mechanical Engineering; Lighting; Heating 11 Expired
US4568847A Collector-type D.C. machine with improved connections among collector segments and coils Emerging Cross-Sectional Technologies 11 Expired
US5117128A Motor with both stepped rotary and axial shift motions Electricity 6 Expired
US4701655A D.C. machine, with mechanical and electrical connections among collector segments Emerging Cross-Sectional Technologies 5 Expired
US5678988A Blower for gas premix burners Mechanical Engineering; Lighting; Heating 4 Expired
US5262703A Low noise miniature electric motor Electricity 3 Expired
USRE31278E Brushless D-C motor General 2 Expired

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