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STEWART DUNCAN

Overview
  • Total Patents
    17
About

STEWART DUNCAN has a total of 17 patent applications. Its first patent ever was published in 1887. It filed its patents most often in United Kingdom, United States and Spain. Its main competitors in its focus markets pharmaceuticals, optics and biotechnology are LIU ZHIPENG, FOSHAN RUIJIAN SPORTS EQUIPMENT CO LTD and HERMELIN VICTOR M.

Patent filings in countries

World map showing STEWART DUNCANs patent filings in countries
# Country Total Patents
#1 United Kingdom 6
#2 United States 6
#3 Spain 2
#4 Israel 2
#5 Canada 1

Patent filings per year

Chart showing STEWART DUNCANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stewart Duncan 15
#2 Kuekes Philip J 2
#3 Beausoleil Raymond G 1
#4 Meyer Thomas D 1
#5 Florentino Marco 1
#6 Leute Holden D 1
#7 Tan Michael 1
#8 Santori Charles 1
#9 Miller Travis J 1
#10 Schroer Christopher M 1

Latest patents

Publication Filing date Title
US2011039669A1 Balance therapy system
US2010027941A1 Electro-optical connector and methods for aligning
US2009180748A1 Ridge waveguide
US2008268396A1 Active control of time-varying spatial temperature distribution
US2007236757A1 Rich color image processing method and apparatus
US703846A Apparatus for separating liquids from solids.
GB190108146A Improvements in Centrifugal Machines.
GB190019362A Improvements in Apparatus for Separating Liquids from Solids.
GB190002510A Improvements in Apparatus for Driving Calico Printing, Bleaching, Washing, Dyeing, Finishing and like Machinery.
GB189914356A Improvements in High-pressure Clarifying Apparatus for Saccharine Solutions.
GB189514415A Improvements in Apparatus for Oxidising Indigo-dyed Fabrics.
GB189401962A Improvements in Centrifugal Apparatus for Separating Liquid and Solid Matters.
CA30946A Centrifugal apparatus for drying sugar or other granular matters