Inventor · Palatine, IL, US

Robert J. Meyer

41Patents
12h-index
35Co-inventors
81Inventor score

Filing activity: Jun 7, 1974 → Oct 5, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4224032A Method and apparatus for chemical analysis Emerging Cross-Sectional Technologies 83 Expired
US4219529A Incubator for chemical analyzer Emerging Cross-Sectional Technologies 53 Expired
US6405796B1 Method for improving oil recovery using an ultrasound technique Fixed Constructions 46 Expired
USD592131S1 Battery for a combustion tool General 27 Expired
USD580852S1 Battery for a combustion tool General 25 Expired
US5174485A Fastener driving tool Performing Operations; Transporting 20 Expired
US5030999A High frequency vibratory enhanced cleaning in electrostatic imaging devices Physics 19 Expired
US4978999A Fiber reinforced cleaning blade Emerging Cross-Sectional Technologies 18 Expired
US5080273A Trigger valve and safety mechanism for fastener driving tool Performing Operations; Transporting 17 Expired
US4247250A Fabricated pump casing Mechanical Engineering; Lighting; Heating 15 Expired
US5035354A Safety dual-interlock system for fastener driving tool Performing Operations; Transporting 13 Expired
US5187039A Imaging member having roughened surface Physics 12 Expired
USD787290S1 Pneumatic nailer General 11 Active
US5117264A Damage resistant cleaning blade Emerging Cross-Sectional Technologies 11 Expired
US7467553B2 Capacitively coupled resonator drive Physics 9 Active
US3941424A Ultrasonic toothbrush applicator Human Necessities 8 Expired
USD592595S1 Battery for a combustion tool General 8 Expired
US6376145B1 Ultrasonic drying of saturated porous solids via second sound Physics 7 Expired
US6564711B1 Ultrasonic cleaner and toner agglomerate disperser for liquid ink development (LID) systems using second sound Physics 6 Expired
US5489188A Means for changing frequencies in rotary equipment Mechanical Engineering; Lighting; Heating 5 Expired
US6814482B2 Method for dispersing red and white blood cells Physics 5 Expired
US7016073B1 Digital halftone with auxiliary pixels Electricity 5 Expired
US8679665B2 Battery for a power tool Emerging Cross-Sectional Technologies 4 Active
US6432604B1 Process and apparatus for obtaining ink dispersions by subjecting the liquid inks to an ultrasonic or sonic signal Physics 4 Expired
US7628202B2 Enhanced oil recovery using multiple sonic sources Fixed Constructions 4 Active

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