Inventor · Oakland, CA, US

Evan R. Williams

7Patents
3h-index
13Co-inventors
54Inventor score

Filing activity: Mar 28, 1990 → Sep 2, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5144127A Surface induced dissociation with reflectron time-of-flight mass spectrometry Electricity 79 Expired
US5171989A Method and apparatus for continuous sample ice matrix production for laser desorption in mass spectrometry Physics 40 Expired
US4978852A Hadamard transform measurement of MSN Fourier-transform mass spectra Emerging Cross-Sectional Technologies 14 Expired
US9805921B2 Ambient infrared laser ablation mass spectrometry (AIRLAB-MS) with plume capture by continuous flow solvent probe Electricity 2 Active
US10714326B2 Laser ablation spectrometry system Electricity 1 Active
US11791146B2 Multiplex charge detection mass spectrometry Electricity 0 Active
US11420205B2 Instrument and method for energizing molecules in charged droplets Performing Operations; Transporting 0 Active

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