Inventor · Kiel, WI, US

Michael D. Steinhardt

14Patents
11h-index
16Co-inventors
65Inventor score

Filing activity: Apr 16, 1990 → Mar 21, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6436282B1 Flow control module for RO water treatment system Chemistry; Metallurgy 61 Expired
US5891334A Filter cartridge retaining assembly Performing Operations; Transporting 35 Expired
US5046201A Pressurized flush toilet tank Fixed Constructions 33 Expired
US7540956B1 Modular drinking water filtration system with removable and replaceable RO spindle Emerging Cross-Sectional Technologies 32 Active
US7662283B2 Modular drinking water filtration system with locking arrangement to assure filter cartridge compatibility Chemistry; Metallurgy 28 Active
US5205490A Body spray nozzle Emerging Cross-Sectional Technologies 28 Expired
US5299743A Body spray nozzle Emerging Cross-Sectional Technologies 18 Expired
USD455194S1 Filter housing header General 16 Expired
US5321860A Shower enclosure assembly Fixed Constructions 13 Expired
US5143121A Fluid pulse generating apparatus Emerging Cross-Sectional Technologies 13 Expired
US5701388A Combined heater and pump Mechanical Engineering; Lighting; Heating 12 Expired
USD456486S1 Filter housing header General 10 Expired
US7540955B2 Photocatalytic water treatment apparatus Chemistry; Metallurgy 1 Active
US5852835A Plumbing nozzle Fixed Constructions 1 Expired

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