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CAMPBELL SCIENT INC

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    224,934
About

CAMPBELL SCIENT INC has a total of 23 patent applications. Its first patent ever was published in 1984. 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, machines and chemical engineering are CHUBACHI NORIYOSHI, FIGURA ZDENKO and NAKABACHI NORITOSHI.

Patent filings per year

Chart showing CAMPBELL SCIENT INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jacobsen Larry Eugene 7
#2 Norton Jeff 6
#3 Campbell Gaylon 6
#4 Heers Art 6
#5 Campbell Eric 6
#6 Israelsen David Lyle 3
#7 Bogoev Ivan G 3
#8 Swenson Jody Allen 3
#9 Cornelsen Scott Steven 3
#10 Campbell Evan 2

Latest patents

Publication Filing date Title
US2018348117A1 Gas analyzers with a molecular sieve
US8800361B1 Environment monitor
US2014268157A1 Open-path gas analyzer with environmental protection
US2014202234A1 Sample cleaning element for gas analyzer
CN103998905A System and method for measuring the frequency of a vibrating object
US2008184800A1 Vibrating wire sensor using spectral analysis
PT99290A Apparatus for sonic measurement of the physical conditions of a liquid and method of analysing a sudden sine pulse emitted by the latter
US5244177A Hanger for suspending equipment in a storage tank
US5121340A Multi-level probe and system for measurement of physical conditions in liquid-containing tanks
US4526034A Krypton hygrometer