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JOHNSON ROBERT C

Overview
  • Total Patents
    21
About

JOHNSON ROBERT C has a total of 21 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, civil engineering and medical technology are GRAY GEORGE WILLIAM, PULCRA SA and XI AN CAIJING OPTO ELECTRICAL SCIENCE & TECHNOLOGY CO LTD.

Patent filings in countries

World map showing JOHNSON ROBERT Cs patent filings in countries

Patent filings per year

Chart showing JOHNSON ROBERT Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Johnson Robert C 21
#2 Merkel Daniel C 3
#3 Tung Hsueh Sung 2
#4 Lu Xan-Yan 2
#5 Kim Jae Weon 2
#6 Mohammed Mansoor 2
#7 Warwick Wilbur H 2
#8 Tung Hsueh S 2
#9 Alley John K 1
#10 Hayet Jeff 1

Latest patents

Publication Filing date Title
US2010331583A1 Method for prolonging a catalyst's life during hydrofluorination
US2009075841A1 Nucleic acids arrays and methods of use therefor
US2009030247A1 Method for producing fluorinated organic compounds
CA2248561A1 Hand operable motorcycle stand
CA2248521A1 Hand operable motorcycle stand
US4336133A Ethylene glycol antifreeze repurification apparatus
US4355640A Hygienic dispenser
US3321271A Synthesis of aluminum silicate whiskers
US3244480A Synthesis of fibrous silicon nitride
US3004641A Hollow metal doors
US1882385A Electrical appliance
US1022422A Combined car and grain door.
CA121735A Hammer, wire cutter, etc.
US932710A Combination-tool.
US712139A Grain-car door.