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CHAPIN RICHARD D

Overview
  • Total Patents
    36
About

CHAPIN RICHARD D has a total of 36 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United States, Israel and Canada. Its main competitors in its focus markets agriculture, machines and environmental technology are LEAL DIAZ J, THE MACHINES YVONAND SA and NAAN IRRIGATION SYSTEMS.

Patent filings in countries

World map showing CHAPIN RICHARD Ds patent filings in countries
# Country Total Patents
#1 United States 15
#2 Israel 7
#3 Canada 4
#4 EPO (European Patent Office) 3
#5 Australia 1
#6 Brazil 1
#7 Spain 1
#8 India 1
#9 Mexico 1
#10 Philippines 1
#11 South Africa 1

Patent filings per year

Chart showing CHAPIN RICHARD Ds patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Agriculture
#2 Machines
#3 Environmental technology

Top inventors

# Name Total Patents
#1 Chapin Richard D 20
#2 Chapin Richard Dexter 8
#3 Chapin Robert E 1

Latest patents

Publication Filing date Title
IL104430D0 Drip irrigation system employing adjacently arranged flow-restricting passages
IL104431D0 Drip irrigation system employing adjacently arranged flow-restricting passages
IL104429D0 Drip irrigation system employing adjacently arranged flow-restricting passages
US4626130A Drip irrigation system
US4572756A Drip irrigation system employing adjacently arranged flow-restricting passages
US4642152A Drip irrigation system employing flow regulation
EP0278049A1 Drip irrigation system employing adjacently arranged flow-restricting passages
IL104431A Drip irrigation system employing adjacently arranged flow-restricting passages
IL104430A Drip irrigation system employing flow regulation
PH20279A Drip irrigation system employing adjacently arranged flow-restricting passages
US4473191A Drip irrigation system employing flow regulation
US4534515A Drip irrigation system employing adjacently arranged flow-restricting passages
US3682389A Spinner spray system
US3698195A Water distributing hose
US3630448A Overhead spray system
US3606157A Suspension spray system
US3606167A Spray system
US3482785A Tube positioner with flow regulating means
US3199791A Water distributing system
US3199784A Plant watering device