Inventor · San Carlos, CA, US

Peter Williams

26Patents
5h-index
21Co-inventors
69Inventor score

Filing activity: Jun 1, 1990 → Dec 18, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5135870A Laser ablation/ionizaton and mass spectrometric analysis of massive polymers Emerging Cross-Sectional Technologies 86 Expired
US8954752B2 Building and distributing secure object software Electricity 22 Active
US6974704B2 Mass spectrometric immunoassay Emerging Cross-Sectional Technologies 20 Expired
US8578175B2 Secure object having protected region, integrity tree, and unprotected region Physics 19 Active
US9799503B2 Traveling-well ion guides and related systems and methods Electricity 5 Active
US9941089B2 Cesium primary ion source for secondary ion mass spectrometer Electricity 4 Active
US10672602B2 Cesium primary ion source for secondary ion mass spectrometer Electricity 4 Active
US9098442B2 Secure object having protected region, integrity tree, and unprotected region Physics 4 Active
US7459677B2 Mass spectrometer for trace gas leak detection with suppression of undesired ions Electricity 4 Active
US8680460B2 Converging-diverging supersonic shock disruptor for fluid nebulization and drop fragmentation Electricity 3 Active
US7396687B2 Mass spectrometric immunoassay analysis of specific proteins and variants present in various biological fluids Emerging Cross-Sectional Technologies 3 Expired
US7427751B2 High sensitivity slitless ion source mass spectrometer for trace gas leak detection Electricity 2 Active
US10644368B2 Pressure barrier comprising a transparent microwave window providing a pressure difference on opposite sides of the window Electricity 2 Active
US9690717B2 Secure object having protected region, integrity tree, and unprotected region Physics 2 Active
US7399641B2 Mass spectrometric immunoassay Emerging Cross-Sectional Technologies 1 Expired
US7303888B2 Mass spectrometric immunoassay Emerging Cross-Sectional Technologies 1 Active
US9345121B2 Waveguide-based apparatus for exciting and sustaining a plasma Electricity 1 Active
US11739409B2 Apparatuses and methods for producing covetic materials using microwave reactors Electricity 1 Active
US10007793B2 Secure object having protected region, integrity tree, and unprotected region Physics 0 Active
US12076718B2 Systems and methods for pyrolysis reactions Mechanical Engineering; Lighting; Heating 0 Active
US11289299B2 Duoplasmatron ion source with a partially ferromagnetic anode Electricity 0 Active
US11493529B2 System for determining muzzle velocity of a firearm Mechanical Engineering; Lighting; Heating 0 Active
US12320008B2 Apparatuses and methods for producing covetic materials using microwave reactors Electricity 0 Active
US11353278B2 Systems and methods for firearm aim-stabilization Mechanical Engineering; Lighting; Heating 0 Active
US12429339B2 Systems and methods for route guidance through a waterway Physics 0 Active

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