Inventor · Santa Cruz, CA, US

David E. Silverglate

26Patents
15h-index
11Co-inventors
78Inventor score

Filing activity: Jul 1, 1980 → Jun 7, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5001609A Nonimaging light source Emerging Cross-Sectional Technologies 128 Expired
US5013144A Light source having a multiply conic lens Emerging Cross-Sectional Technologies 70 Expired
US5574790A Fluorescence authentication reader with coaxial optics Physics 61 Expired
USD489494S1 Hollow ball having openings distributed about exterior surface General 58 Expired
US4944707A Ring-like flying toy Human Necessities 54 Expired
US6729984B2 Toy ball apparatus Human Necessities 50 Expired
US4770514A Collimating compound catoptric immersion lens Physics 48 Expired
USD596248S1 Toy ball General 35 Expired
US5030157A Flying toy having fluid displaceable blades Human Necessities 30 Expired
US4753520A Compound catoptric cartesian ovoid lens Physics 28 Expired
US8052552B2 Toy apparatus with rattle Human Necessities 24 Active
USD690376S1 Toy ball General 20 Active
US8282518B2 Apparatus with mesh and manducable protrusion Human Necessities 18 Active
US8932101B2 Roller toy apparatus Human Necessities 17 Active
US9101535B2 Apparatus with mesh and manducable protrusion Human Necessities 16 Active
US7037164B2 Flying toy apparatus Human Necessities 11 Expired
US7052357B2 Toy submersible projectile Human Necessities 11 Expired
US4534614A Aspherical lens for concentrating diffuse optical radiation Electricity 10 Expired
USD690785S1 Toy ball General 9 Active
US4869580A Immersion cartesian ovoid lens Electricity 7 Expired
US9579585B2 Modular toy car apparatus Emerging Cross-Sectional Technologies 7 Active
USD688760S1 Toy ball General 6 Active
USD807962S1 Activity toy General 4 Active
US9795892B2 Toy car apparatus Emerging Cross-Sectional Technologies 2 Active
US9956457B2 Mesh toy apparatus Human Necessities 2 Active

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