Learn more

WATKINS WILLIAM DAVID

Overview
  • Total Patents
    12
About

WATKINS WILLIAM DAVID has a total of 12 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United Kingdom, United States and Austria. Its main competitors in its focus markets telecommunications are THOMSON ARTHUR THOMAS MILNOR, PAPADAKIS IOANNIS and NICOLAI NELIO JOSE.

Patent filings in countries

World map showing WATKINS WILLIAM DAVIDs patent filings in countries
# Country Total Patents
#1 United Kingdom 6
#2 United States 2
#3 Austria 1
#4 Canada 1
#5 Spain 1
#6 France 1

Patent filings per year

Chart showing WATKINS WILLIAM DAVIDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Telecommunications

Focus technologies

# Technology
#1 Telephonic communication
#2 Selecting

Top inventors

# Name Total Patents
#1 Watkins William David 10
#2 Bolster John Wesley 3
#3 Goodsell William Edward 2
#4 Davies Glennie 1
#5 Coryelle Edward Lorenzo 1
#6 Naylor Frank Linden 1
#7 David Watkins William 1
#8 Berry Rufus Albert 1

Latest patents

Publication Filing date Title
GB190713175A Improvements in Electric Selecting Apparatus for Telephones and the like.
GB190501380A Improvements in Telephone Systems
US821069A Telephone selecting device.
GB190411274A Improvements in Telephone Selecting Systems.
US779892A Telephone selecting system.
GB190304323A Improvements in Selecting Devices for Telephone Systems and other Purposes.
GB190216902A Improvements in Telephone Systems and in Apparatus for use in connection therewith.
CA81928A Telephone system
GB190115804A Improvements in Telephone Selecting Devices.