Inventor

NELSON CRAIG B

US54 patents

⚠️ This page may combine multiple inventors who share the name “NELSON CRAIG B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NELSON CRAIG B

NELSON IRRIGATION CORP

Two-axis full-circle sprinkler with bent, rotating nozzle

Quick change and easily identifiable nozzle construction for use in modular sprinkler assembly

Two-axis full-circle sprinkler

Modular sprinkler assembly

Sprinkler with nutating mechanism and optional weight

Nutating sprinkler

Pressure regulator having single strut seat with strut coaxial to plunger

Sprinkler with nutating mechanism and optional weight

Positive latching cap for modular sprinkler assembly

Sprinkler head conversion for pop-up assembly

Pressure regulator having single strut seat with strut coaxial to plunger

Pressure regulator having single strut seat with strut coaxial to plunger

Viscous rotational speed control device

Sprinkler with modular components and pop up deflector

Orbital sprinkler with speed control brake

Sprinkler with multi-functional, side-load nozzle with nozzle storage clip and related tool

Dual-mode sprinkler head

Rigid mount orbitor sprinkler

Rigid mount orbitor

Viscous rotational speed control device

Stream deflector

Automatic reversible arc sprinkler

Sprinkler with modular components and pop-up deflector

Automatic reversible arc sprinkler

Quick connection coupler

Sprinkler with multi-functional, side-load nozzle

Sprinkler with multi-functional, side-load nozzle

Sprinkler with modular components and pop up deflector with lug(s) for rotational engagement

Rigid mount orbitor sprinkler

Multi-function pressure regulation valve

Pressure regulator having single strut seat with strut coaxial to plunger

Cage design with modified struts including oriented fins

Quick connect coupler

Packaging/inspection system for a nozzle pivot package

Quick connect joint

Power-assisted docking station for mobile irrigation apparatus

Center pivot irrigation gooseneck with varying cross-sectional diameters

Sprinkler assembly having coiled weight

Rotary nozzle sprinkler with orbital diffuser

Rigid mount orbitor sprinkler with spider refuge

SESSER GEORGE L

Wobbling sprinkler with viscous brake

Rotary strut sprinkler

Pop-up sprinkler with integrated pressure regulator and drain check

BAUMAN MARK A

Irrigation system with smart hydrants and related method

Inductively coupled distributed control system

VANDER GRIEND LOREN

Method and apparatus for irrigation system design registration and on-site sprinkler package configuration verification

UNGERECHT CLIFF P

Pressure regulator with manual shut-off valve

PERKINS LEE A

Dripless rotary sprinkler and related method

NELSON REID A

Sprinkler height adjustment on an irrigation machine

NELSON CRAIG B

Continuous-feed linear irrigator with separate or integrated docking devices and related method