Riley GREENWOOD

Person

Walla Walla, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-function pressure regulation valve
- Patent number 11,933,408
- Issue date Mar 19, 2024
- Nelson Irrigation Corporation
- Craig B. Nelson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Flow control device with drain check
- Patent number 11,511,290
- Issue date Nov 29, 2022
- Nelson Irrigation Corporation
- Riley D. Greenwood
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Pressure regulator having an oblique valve seat
- Patent number 11,408,515
- Issue date Aug 9, 2022
- Nelson Irrigation Corporation
- Riley D. Greenwood
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sprinkler assembly having coiled weight
- Patent number 11,376,621
- Issue date Jul 5, 2022
- Nelson Irrigation Corporation
- Sean M. Scott
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Multi-function pressure regulation valve
- Patent number 11,126,208
- Issue date Sep 21, 2021
- Nelson Irrigation Corporation
- Craig Nelson
- G05 - CONTROLLING REGULATING
Information Patent Grant
Center pivot irrigation gooseneck with varying cross-sectional diam...
- Patent number 11,085,568
- Issue date Aug 10, 2021
- Nelson Irrigation Corporation
- Craig B. Nelson
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Pressure regulator having single strut seat with strut coaxial to p...
- Patent number 10,969,804
- Issue date Apr 6, 2021
- Nelson Irrigation Corporation
- Riley D. Greenwood
- G05 - CONTROLLING REGULATING
Information Patent Grant
Drain check in pressure regulator
- Patent number 10,906,052
- Issue date Feb 2, 2021
- Nelson Irrigation Corporation
- Riley D. Greenwood
- G05 - CONTROLLING REGULATING
Information Patent Grant
Pressure regulator having single strut seat with strut coaxial to p...
- Patent number 10,416,689
- Issue date Sep 17, 2019
- Nelson Irrigation Corporation
- Riley D. Greenwood
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Viscous rotational speed control device
- Patent number 9,995,352
- Issue date Jun 12, 2018
- Nelson Irrigation Corporation
- Lee A. Perkins
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pressure regulator having single strut seat with strut coaxial to p...
- Patent number 9,971,361
- Issue date May 15, 2018
- Nelson Irrigation Corporation
- Riley D. Greenwood
- G05 - CONTROLLING REGULATING
Information Patent Grant
Viscous rotational speed control device
- Patent number 9,657,790
- Issue date May 23, 2017
- Nelson Irrigation Corporation
- George L. Sesser
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Viscous rotational speed control device
- Patent number 9,587,687
- Issue date Mar 7, 2017
- Nelson Irrigation Corporation
- George L. Sesser
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pressure regulator having single strut seat with strut coaxial to p...
- Patent number 9,367,070
- Issue date Jun 14, 2016
- Nelson Irrigation Corporation
- Riley D. Greenwood
- G05 - CONTROLLING REGULATING
Information Patent Grant
High-volume, part-circle sprinkler head
- Patent number 8,905,326
- Issue date Dec 9, 2014
- Nelson Irrigation Corporation
- Riley Greenwood
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

Information Patent Application
MULTI-FUNCTION PRESSURE REGULATION VALVE
- Publication number 20210404572
- Publication date Dec 30, 2021
- Nelson Irrigation Corporation
- Craig B. NELSON
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PRESSURE REGULATOR HAVING AN OBLIQUE VALVE SEAT
- Publication number 20210231221
- Publication date Jul 29, 2021
- Nelson Irrigation Corporation
- Riley D. Greenwood
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
FLOW CONTROL DEVICE WITH DRAIN CHECK
- Publication number 20210146381
- Publication date May 20, 2021
- Nelson Irrigation Corporation
- Riley D. GREENWOOD
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO P...
- Publication number 20190384331
- Publication date Dec 19, 2019
- Nelson Irrigation Corporation
- Riley D. GREENWOOD
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
DRAIN CHECK IN PRESSURE REGULATOR
- Publication number 20190351435
- Publication date Nov 21, 2019
- Riley D. GREENWOOD
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Sprinkler Assembly Having Coiled Weight
- Publication number 20190314850
- Publication date Oct 17, 2019
- Nelson Irrigation Corporation
- Sean M. Scott
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
MULTI-FUNCTION PRESSURE REGULATION VALVE
- Publication number 20190317534
- Publication date Oct 17, 2019
- Nelson Irrigation Corporation
- Craig NELSON
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CENTER PIVOT IRRIGATION GOOSENECK WITH VARYING CROSS-SECTIONAL DIAM...
- Publication number 20190154181
- Publication date May 23, 2019
- Nelson Irrigation Corporation
- Craig B. Nelson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO P...
- Publication number 20180253113
- Publication date Sep 6, 2018
- Nelson Irrigation Corporation
- Riley D. GREENWOOD
- G05 - CONTROLLING REGULATING
Information Patent Application
PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO P...
- Publication number 20160282884
- Publication date Sep 29, 2016
- Nelson Irrigation Corporation
- Riley D. Greenwood
- G05 - CONTROLLING REGULATING
Information Patent Application
VISCOUS ROTATIONAL SPEED CONTROL DEVICE
- Publication number 20160201742
- Publication date Jul 14, 2016
- Nelson Irrigation Corporation
- Lee A. Perkins
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
VISCOUS ROTATIONAL SPEED CONTROL DEVICE
- Publication number 20160201743
- Publication date Jul 14, 2016
- Nelson Irrigation Corporation
- George L. Sesser
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
VISCOUS ROTATIONAL SPEED CONTROL DEVICE
- Publication number 20160201744
- Publication date Jul 14, 2016
- Nelson Irrigation Corporation
- George L. Sesser
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO P...
- Publication number 20150293539
- Publication date Oct 15, 2015
- Nelson Irrigation Corporation
- Riley D. Greenwood
- G05 - CONTROLLING REGULATING
Information Patent Application
HIGH-VOLUME, PART-CIRCLE SPRINKLER HEAD
- Publication number 20130175360
- Publication date Jul 11, 2013
- Nelson Irrigation Corporation
- Riley GREENWOOD
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Riley GREENWOOD

Person

Patents Grantslast 30 patents

Multi-function pressure regulation valve

Flow control device with drain check

Pressure regulator having an oblique valve seat

Sprinkler assembly having coiled weight

Multi-function pressure regulation valve

Center pivot irrigation gooseneck with varying cross-sectional diam...

Pressure regulator having single strut seat with strut coaxial to p...

Drain check in pressure regulator

Pressure regulator having single strut seat with strut coaxial to p...

Viscous rotational speed control device

Pressure regulator having single strut seat with strut coaxial to p...

Viscous rotational speed control device

Viscous rotational speed control device

Pressure regulator having single strut seat with strut coaxial to p...

High-volume, part-circle sprinkler head

Patents Applicationslast 30 patents

MULTI-FUNCTION PRESSURE REGULATION VALVE

PRESSURE REGULATOR HAVING AN OBLIQUE VALVE SEAT

FLOW CONTROL DEVICE WITH DRAIN CHECK

PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO P...

DRAIN CHECK IN PRESSURE REGULATOR

Sprinkler Assembly Having Coiled Weight

MULTI-FUNCTION PRESSURE REGULATION VALVE

CENTER PIVOT IRRIGATION GOOSENECK WITH VARYING CROSS-SECTIONAL DIAM...

PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO P...

PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO P...

VISCOUS ROTATIONAL SPEED CONTROL DEVICE

VISCOUS ROTATIONAL SPEED CONTROL DEVICE

VISCOUS ROTATIONAL SPEED CONTROL DEVICE

PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO P...

HIGH-VOLUME, PART-CIRCLE SPRINKLER HEAD