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ZELLWEGER ANALYTICS LTD

Overview
  • Total Patents
    54
About

ZELLWEGER ANALYTICS LTD has a total of 54 patent applications. Its first patent ever was published in 1991. It filed its patents most often in United Kingdom, EPO (European Patent Office) and Canada. Its main competitors in its focus markets measurement, environmental technology and electrical machinery and energy are LION LAB LTD, MST TECHNOLOGY GMBH and CITY TECH.

Patent filings per year

Chart showing ZELLWEGER ANALYTICS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Smith David 6
#2 Downs Charles Edward 6
#3 Sussman Michael 6
#4 Ford Tom 6
#5 Chapples John 6
#6 Forrest Stephen Gerard 5
#7 Tindall Ian Francis 5
#8 Lindsay John 4
#9 Foot Russell Christopher 4
#10 Legg Martin 4

Latest patents

Publication Filing date Title
EP1537413A1 Gas supply adapter
GB0308008D0 Method of manufacturing gas diffusion electrodes
GB0115585D0 Monitoring gas sensors
GB0115586D0 Monitoring of gas sensors
GB0105848D0 Electrochemical gas sensor
GB0030167D0 Gas detector calibration device
GB0011391D0 Gas sensor calibration system
GB9917152D0 Calorific natural gas detector
WO9919712A1 Optical gas detection
GB9721608D0 Optical gas detection
GB9721609D0 Optical gas detection
GB9717462D0 Housing for a flammable gas detector
EP0841563A1 Electrochemical cells monitor
EP0840112A1 Condition monitoring of a gas detector
GB9611414D0 Heater with gas sensor
GB9609345D0 Gas sensor and electrode