Inventor · San Carlos, CA, US

Harald Oser

14Patents

2h-index

15Co-inventors

51Inventor score

Filing activity: Nov 22, 1995 → Dec 2, 2021

Most-cited inventions

Patent	Title	Area	Cited by	Status
US7161145B2	Method and apparatus for the detection and identification of trace organic substances from a continuous flow sample system using laser photoionization-mass spectrometry	Electricity	50	Expired
US5629518A	Process and apparatus for detecting sample molecules in a carrier gas	Electricity	11	Expired
US9842730B2	Methods for tandem collision-induced dissociation cells	Electricity	2	Active
US10607824B2	Optimizing quadrupole collision cell RF amplitude for tandem mass spectrometry	Electricity	2	Active
US10128094B2	Optimizing quadrupole collision cell RF amplitude for tandem mass spectrometry	Electricity	2	Active
US10679841B2	Method and apparatus for improved mass spectrometer operation	Electricity	1	Active
US9425032B2	Optimizing drag field voltages in a collision cell for multiple reaction monitoring (MRM) tandem mass spectrometry	Electricity	1	Active
US11201044B2	Multipole assembly configurations for reduced capacitive coupling	Electricity	1	Active
US7095016B2	Direct liquid injection inlet to a laser photoionization apparatus	Electricity	0	Expired
US9583321B2	Method for mass spectrometer with enhanced sensitivity to product ions	Electricity	0	Active
US10950422B2	Optimizing quadrupole collision cell RF amplitude for tandem mass spectrometry	Electricity	0	Active
US11756780B2	Multipole assembly configurations for reduced capacitive coupling	Electricity	0	Active
US9508534B2	Systems and methods for calibrating gain in an electron multiplier	Electricity	0	Active
US11728153B2	Collision cell with enhanced ion beam focusing and transmission	Electricity	0	Active

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