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JOHN L KENNEDY

Overview
  • Total Patents
    11
About

JOHN L KENNEDY has a total of 11 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States and Canada. Its main competitors in its focus markets civil engineering are GLORY KIKI KK, MATSUMOTO KATSUTOSHI and OKUDA SEISAKUSHO KK.

Patent filings in countries

World map showing JOHN L KENNEDYs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 2

Patent filings per year

Chart showing JOHN L KENNEDYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Fire-fighting

Top inventors

# Name Total Patents
#1 Gross Allan J 6
#2 Hopkins Morton K 5

Latest patents

Publication Filing date Title
US1548944A Valve
US1570894A Fusible link
US1356919A Fusible link
US1416713A Fusible link
US1405588A Fusible link
US1405512A Fusible link
US1285133A Automatic sprinkler.
US1287972A Retarded-alarm valve and the like.
US1278912A Fusible link.
CA205980A Dry pipe valve
CA205981A Dry pipe valve