LETOURNEAU INC has a total of 373 patent applications. Its first patent ever was published in 1935. It filed its patents most often in United States, United Kingdom and France. Its main competitors in its focus markets civil engineering, transport and machines are LETOURNEAU ROBERT G, MARION STEAM SHOVEL CO and LE TOURNEAU ROBERT G.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 262 | |
#2 | United Kingdom | 70 | |
#3 | France | 15 | |
#4 | Switzerland | 9 | |
#5 | Canada | 2 | |
#6 | EPO (European Patent Office) | 2 | |
#7 | Slovenia | 2 | |
#8 | Argentina | 1 | |
#9 | Brazil | 1 | |
#10 | China | 1 | |
#11 | Germany | 1 | |
#12 | Hong Kong | 1 | |
#13 | Lithuania | 1 | |
#14 | Malaysia | 1 | |
#15 | Russian Federation | 1 | |
#16 | Taiwan | 1 | |
#17 | WIPO (World Intellectual Property Organization) | 1 | |
#18 | Yugoslavia (Serbia and Montenegro) | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Transport | |
#3 | Machines | |
#4 | Packaging and shipping | |
#5 | Mechanical elements | |
#6 | Electrical machinery and energy | |
#7 | Machine tools |
# | Technology | |
---|---|---|
#1 | Dredging | |
#2 | Unspecified technologies | |
#3 | Motor vehicles | |
#4 | Cranes | |
#5 | Clutches and brakes | |
#6 | Load transportation vehicles | |
#7 | Unspecified technologies | |
#8 | Vehicle transmission mounting | |
#9 | Dynamo-electric machines | |
#10 | Accessories for machine tools |
# | Name | Total Patents |
---|---|---|
#1 | Le Tourneau Robert G | 191 |
#2 | Le Tourneau Robert Gilmore | 18 |
#3 | Dowdy Michael J | 8 |
#4 | Bowes Julian F | 8 |
#5 | Darwiche Mahmoud K M | 7 |
#6 | Tourneau Inc R G Le | 6 |
#7 | Baker Dwight | 6 |
#8 | Raymond Peterson Oscar | 5 |
#9 | Bird Len O | 4 |
#10 | Nelson Gary Lee | 4 |
Publication | Filing date | Title |
---|---|---|
US7201244B2 | Vehicle for materials handling and other industrial uses | |
US5915882A | Jack-up platform locking apparatus and method | |
SI9012274A | Method and apparatus for propelling and retarding off-road haulers | |
SI9011904A | Truck load weighing method and apparatus | |
US3974429A | Propulsion control system for electrically powered vehicles | |
US3967171A | Propulsion control system for electrically powered vehicles | |
US3953775A | Propulsion control system for electrically powered vehicles | |
US3764149A | Rotary seal | |
US3684314A | Adjustable ball pin pivot | |
US3680890A | Safety lock for articulated vehicle | |
US3656795A | Spreader skew arrangement | |
US3586117A | Method and system for steering a vehicle | |
US3633701A | Steering method and system employing ellipsoidal relationships | |
US3606061A | Front end loader type vehicle | |
US3545627A | Heavy duty crane for use in a narrow loading area | |
US3492556A | Control system for electrically powered vehicles | |
US2845694A | Means and method for forming coils | |
US2717436A | Outer form for house form assembly | |
US2708039A | Bumper unit for cranes | |
US2729298A | Wheel mounted motor and air-operated clutch with electrical control therefor |