Patent assignee · US · COMPANY

Picarro, Inc.

77Patents
58Active
77Granted
50Portfolio score

Filing activity: May 10, 2000 → Jul 21, 2023 · 9 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US10962437B1 Aggregate leak indicator display systems and methods Physics 54 Active
US9823231B1 Systems and methods for assembling a collection of peaks characterizing a gas leak source and selecting representative peaks for display Physics 50 Active
US7259856B2 Method for the precise measurement of the wavelength of light Physics 44 Expired
US9599597B1 Systems and methods for likelihood-based detection of gas leaks using mobile survey equipment Physics 43 Active
US10877007B2 Gas leak detection and event selection based on spatial concentration variability and other event properties Physics 40 Active
US10948471B1 Leak detection event aggregation and ranking systems and methods Physics 39 Active
US9599529B1 Systems and methods for likelihood-based mapping of areas surveyed for gas leaks using mobile survey equipment Physics 34 Active
US7154595B2 Cavity enhanced optical detector Physics 32 Expired
US7106763B2 Wavelength control for cavity ringdown spectrometer Physics 32 Expired
US6658034B2 Surface-emitting semiconductor laser Electricity 29 Expired
US7535573B2 Cavity enhanced optical spectroscopy with a cavity having a predetermined deviation from a mode degeneracy condition Physics 25 Active
US9322735B1 Systems and methods for determining a gas leak detection survey area boundary Physics 22 Active
US7265842B2 Method for detecting a gaseous analyte present as a minor constituent in an admixture Physics 21 Expired
US8982352B1 Regular, stable optical frequency scale for cavity enhanced optical spectroscopy Electricity 21 Active
US10126200B1 Systems and methods for likelihood-based mapping of areas surveyed for gas leaks using mobile survey equipment Physics 20 Active
US7646485B2 Method and apparatus for enhancing the accuracy of CRDS measurements Physics 18 Active
US9719879B1 Gas detection systems and methods with search directions Physics 14 Active
US6959024B2 Laser Tuning by spectrally dependent spatial filtering Electricity 13 Expired
US9557240B1 Gas detection systems and methods using search area indicators Physics 12 Active
US7420686B2 Wavelength measurement method based on combination of two signals in quadrature Physics 12 Active
US7050170B2 Apparatus and method for maintaining uniform and stable temperature for cavity enhanced optical spectroscopy Physics 11 Expired
US9778110B1 Self-referencing cavity enhanced spectroscopy (SRCES) systems and methods Physics 11 Active
US9500556B2 Methods for gas leak detection and localization in populated areas using multi-point analysis Physics 11 Active
US6859284B2 Apparatus and method for determining wavelength from coarse and fine measurements Physics 11 Expired
US9645039B1 Survey area indicators for gas leak detection Physics 10 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.