John L. Humphrey

Person

St. Charles, MO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Tree removal—field reclamation attachment
- Patent number 9,185,855
- Issue date Nov 17, 2015
- John L. Humphrey
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Grass treatment unit with adjustable hood and grass treatment insert
- Patent number 8,316,628
- Issue date Nov 27, 2012
- John L. Humphrey
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Grass treatment unit for walk behind greensmower
- Patent number 8,161,720
- Issue date Apr 24, 2012
- John L. Humphrey
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Depth/height adjuster for a grass treatment insert
- Patent number 7,624,560
- Issue date Dec 1, 2009
- John L. Humphrey
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Greensroller with variable vibration amplitude
- Patent number 7,588,389
- Issue date Sep 15, 2009
- John L. Humphrey
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Vibratory device for dispersing a topdressing and correcting the gr...
- Patent number 6,659,191
- Issue date Dec 9, 2003
- John L. Humphrey
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Universal vibratory roller unit
- Patent number 6,467,245
- Issue date Oct 22, 2002
- John L. Humphrey
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Self-propelled vibratory greensroller
- Patent number 6,200,066
- Issue date Mar 13, 2001
- John L. Humphrey
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Greensroller
- Patent number 5,261,213
- Issue date Nov 16, 1993
- John L. Humphrey
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Tree Removal-Field Reclamation Attachment
- Publication number 20150107137
- Publication date Apr 23, 2015
- John L. Humphrey
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
AQUACULTURE FEED COMPOSITIONS
- Publication number 20120183668
- Publication date Jul 19, 2012
- E.I. du Pont de Nemours and Company
- J. MARTIN ODOM
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
Grass Treatment Unit With Adjustable Hood and Grass Treatment Insert
- Publication number 20100083628
- Publication date Apr 8, 2010
- John L. Humphrey
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

John L. Humphrey

Person

Patents Grantslast 30 patents

Tree removal—field reclamation attachment

Grass treatment unit with adjustable hood and grass treatment insert

Grass treatment unit for walk behind greensmower

Depth/height adjuster for a grass treatment insert

Greensroller with variable vibration amplitude

Vibratory device for dispersing a topdressing and correcting the gr...

Universal vibratory roller unit

Self-propelled vibratory greensroller

Greensroller

Patents Applicationslast 30 patents

Tree Removal-Field Reclamation Attachment

AQUACULTURE FEED COMPOSITIONS

Grass Treatment Unit With Adjustable Hood and Grass Treatment Insert