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LOGGING DEV CORP

Overview
  • Total Patents
    64
About

LOGGING DEV CORP has a total of 64 patent applications. Its first patent ever was published in 1964. It filed its patents most often in Finland, Canada and Norway. Its main competitors in its focus markets agriculture, transport and machines are MULDNER LAWRENCE CARL, F & T SPAGNOLO PTY LTD and ECKART CHARLES F.

Patent filings in countries

World map showing LOGGING DEV CORPs patent filings in countries
# Country Total Patents
#1 Finland 16
#2 Canada 13
#3 Norway 12
#4 United States 12
#5 Sweden 11

Patent filings per year

Chart showing LOGGING DEV CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hamilton Douglas D 21
#2 Hamilton D D 9
#3 Hamilton D 7
#4 Boivin J 5
#5 Boivin Joseph J R 5
#6 Hamilton 5
#7 Kempe C 4
#8 Palfy Robert M 3
#9 Benedetto D 3
#10 Hamilton Douglas David 3

Latest patents

Publication Filing date Title
US5377730A Apparatus to stabilize a cut tree in the vertical position during movement by a feller-buncher
US5161588A Tree felling head with combination tree accumulator and tree abutment
US5129438A Boom mounted type tree processing head and mounting therefore
CA1325159C Boom mounted type tree processing head and mounting therefore
US4690185A Rim driven rotary cutter and tree felling head incorporating the same
CA1227994A Tooth form for rim driven rotary saw blades
US4593733A Tree felling head having a rim driven rotary cutter
CA1221006A Saw type tree felling head and method of felling trees utilizing a felling head
CA1206844A Tree felling head having a rim driven rotary cutter
CA1103130A Accumulator felling head
CA1077087A Accumulator grapple for use in a grapple skidder
CA1036047A Apparatus for accumulating trees during harvesting of the same
CA1018048A Tree support and control device in a tree processor
US3920057A Felling head
CA990185A Method and apparatus for severing and marking trees
CA986821A Tree processing machine and method
CA980663A Felling head
CA1034021A Harvester processor assembly
CA956212A Root shear feller