Dennis L Jeffries

Inventor

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Details

Work History

Patent OwnerApplications FiledYear
DEERE & COMPANY
1
1
1
1
2
2
1
3
1989
1990
1992
1993
2009
2013
2014
2015

Inventor Addresses

AddressDuration
Underwood, MN, USMay 31, 18 - Jun 02, 20
WATERLOO, IA, USMar 31, 16 - Mar 31, 16
Waterloo, IAApr 30, 91 - Sep 12, 95
Waterloo, IA, USNov 18, 10 - Sep 10, 19

Technology Profile

Technology Matters
A01B: SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL 2
B60K: ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 5
B60L: ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL 2

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
106701242020Multi-mode infinitely variable transmission9
106557102020Multi-mode infinitely variable transmission that provides seamless shifting7
105509222020Multi-mode infinitely variable transmission0
104083102019Gearbox control method1
101195982018Multi-mode infinitely variable transmission22

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