Inventor · Saint Louis, MO, US

Robert E. Steiner

26Patents
14h-index
11Co-inventors
78Inventor score

Filing activity: Mar 10, 1977 → Mar 4, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4385550A Whole house fan Mechanical Engineering; Lighting; Heating 107 Expired
US5035024A Portable wet/dry vacuum cleaner and recharging base Emerging Cross-Sectional Technologies 82 Expired
US4628802A Whole house fan Mechanical Engineering; Lighting; Heating 53 Expired
US4641557A Electronically controlled power saw Emerging Cross-Sectional Technologies 45 Expired
US5005252A Portable wet/dry vacuum cleaner and recharging base Emerging Cross-Sectional Technologies 36 Expired
US4899418A Portable wet/dry vacuum cleaner and recharging base Emerging Cross-Sectional Technologies 31 Expired
US4822533A Humidifier with floating wick assembly and replaceable wick elements Emerging Cross-Sectional Technologies 30 Expired
US5729071A Low cost multi-pole motor constructions and methods of manufacture Electricity 29 Expired
US5627424A Twin bobbin four pole motors and methods for making same Electricity 25 Expired
US5619086A Twin bobbin C-frame motors and methods for making same Electricity 24 Expired
US4865775A Humidifier with floating wick assembly Emerging Cross-Sectional Technologies 21 Expired
US5199220A Combination belt and disc sander Performing Operations; Transporting 19 Expired
US5604971A manufacturing method for variable laminations used in electro-magnetic induction devices Emerging Cross-Sectional Technologies 16 Expired
US5287780A Radial arm saw guard with operational interlock Emerging Cross-Sectional Technologies 16 Expired
US4784049A Whole house fan Mechanical Engineering; Lighting; Heating 13 Expired
US5243733A Variable high/low vacuum/blower device Human Necessities 13 Expired
US5400464A Variable high/low vacuum/blower device Human Necessities 13 Expired
US4273990A Baseboard heater with high temperature cut-off switch Mechanical Engineering; Lighting; Heating 12 Expired
US5640752A Controlled adjustable manufacturing method for variable laminations used in electro-magnetic induction devices Emerging Cross-Sectional Technologies 12 Expired
US4596180A Whole house fan Mechanical Engineering; Lighting; Heating 11 Expired
US4091799A Self-tracking radiant energy collector Emerging Cross-Sectional Technologies 11 Expired
USRE36545E Twin bobbin four pole motors and methods for making same General 7 Expired
US7175392B2 Ceiling fan motor with stationary shaft Emerging Cross-Sectional Technologies 5 Expired
US5197369A Scroll saw bearing compensating mechanism Emerging Cross-Sectional Technologies 4 Expired
US8373378B2 Systems and method for motor speed control Electricity 3 Active

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