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SMITH ROBERT H

Overview
  • Total Patents
    41
About

SMITH ROBERT H has a total of 41 patent applications. Its first patent ever was published in 1896. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets environmental technology, audio-visual technology and basic materials chemistry are CHERNYKH GEORGIJ V, KRIMSK N PROIZV OB VINODELCH and ENVIRONMENTAL DYNAMICS INC.

Patent filings in countries

World map showing SMITH ROBERT Hs patent filings in countries
# Country Total Patents
#1 United States 18
#2 United Kingdom 17
#3 Canada 4
#4 Australia 1
#5 Ireland 1

Patent filings per year

Chart showing SMITH ROBERT Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Smith Robert H 19
#2 Smith Robert Henry 16
#3 Kuchel Joseph C 1
#4 Schneckloth Henry 1
#5 Craswell Bradwell 1
#6 Unger John W 1
#7 Muma Charles 1
#8 Camp Thomas Lumpkin 1
#9 Robert Henry Smith 1
#10 Brosius Amos P 1

Latest patents

Publication Filing date Title
GB9616838D0 A water oxygenating device
IE832516L Improvements in machines for compressing loose peat or the like,and forming sods thereof
US4342732A Sludge fixation and stabilization
US3873081A Surgical support
US3010452A Arm restrainer
US3017881A Anesthesia machines
GB561143A Improvements relating to the jointing of tubular members in built-up structures
US2166509A Heating system
US2052807A Combination disk and shovel cultivator
GB368313A Improvements in laminated springs for motor vehicles
AU2600130B Improvements in laminated springs for motor vehicles
GB232957A Improvements in or relating to inflation valves for pneumatic tyres and other air inflated articles
US1535631A Automatic cylinder cock
US1332999A Sign-projector
US1256181A Vending-machine.
US1191354A Handle for pneumatic tools.
US1234502A Book.
GB191317782A Improvements in Worm Gearing.
GB191311995A Improvements in Motive Fluid Generators.
US1085999A Support for drawings.