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T A WILLSON & CO INC

Overview
  • Total Patents
    13
About

T A WILLSON & CO INC has a total of 13 patent applications. Its first patent ever was published in 1911. It filed its patents most often in United States. Its main competitors in its focus markets medical technology, optics and machines are CRETIN BILLET & FILS L, TAKEMOTO NOBUYUKI and LEVY CHAUNCEY F.

Patent filings in countries

World map showing T A WILLSON & CO INCs patent filings in countries
# Country Total Patents
#1 United States 13

Patent filings per year

Chart showing T A WILLSON & CO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Willson Frederick 8
#2 Shindel Harry F 5
#3 Bourquin Numa 4
#4 Frederick Willson 2

Latest patents

Publication Filing date Title
US1339731A Goggles
US1401572A Goggles
US1296707A Eye-cup for goggles.
US1269990A Spectacles.
US1254296A Goggles.
US1266067A Spectacle-temple.
US1177219A Eye-shield spectacles.
US1225548A Eye-shield spectacles.
US1147773A Spectacle-temple connection.
US1171895A Spectacle-temple pivot-butt.
US1151641A Goggles.
US1161100A Eye-shield protecting-spectacles.
US1021175A Eye-shield spectacles.