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DAVIDSON INSTR INC

Overview
  • Total Patents
    19
About

DAVIDSON INSTR INC has a total of 19 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets measurement and optics are BERGLUND PER ROODE, FISO TECHNOLOGIES INC and ANHUI BEILAI ELECTRONIC TECHNOLOGY CO LTD.

Patent filings in countries

World map showing DAVIDSON INSTR INCs patent filings in countries

Patent filings per year

Chart showing DAVIDSON INSTR INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Measurement
#2 Optics

Top inventors

# Name Total Patents
#1 Berthold John W 16
#2 Lopushansky Richard L 14
#3 Jeffers Larry A 10
#4 Cocking Seth A 1
#5 Mcnair Fred 1
#6 Needham David B 1
#7 Needham David Blake 1
#8 Kaminski Wincenty A 1
#9 Gillham Frederick J 1
#10 Bush Ira Jeffery 1

Latest patents

Publication Filing date Title
WO2008112220A1 Apparatus and methods for monitoring combustion dynamics in a gas turbine engine
US2007251317A1 System for determining fluid level
WO2007109336A2 Apparatus for continuous readout of fabry-perot fiber optic sensor
WO2007126491A2 Differential pressure transducer configurations including displacement sensor
WO2007033069A2 Tracking algorithm for linear array signal processor for fabry-perot cross-correlation pattern and method of using same
US2006238775A1 Tunable laser for dynamic measurement
US2005231730A1 Interferometric signal conditioner for measurement of the absolute length of gaps in a fiber optic Fabry-Perot interferometer
US2005229709A1 Flame shield for high temperature pressure transducer
US2005231736A1 Linear variable reflector sensor and signal processor
US2005231729A1 Method and apparatus for continuous readout of Fabry-Perot fiber optic sensor
US2005241399A1 Differential pressure transducer with Fabry-Perot fiber optic displacement sensor
US2005244096A1 Interferometric signal conditioner for measurement of absolute static displacements and dynamic displacements of a Fabry-Perot interferometer