Inventor

CAMPBELL DAVID C

US79 patents

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

CAMPBELL DAVID C

BLACK & DECKER INC

Power tool with battery pack ejector

Power tool with battery pack ejector

Caulk gun pressurizing system

Nozzle assembly for a power tool

Drill driver with chuck-mounted drill accessories

Window assembly and lower saw guard

Window assembly and lower saw guard for circular saw

System and method for identifying a power tool

Drill driver with chuck-mounted drill accessories

Tape measure utilizing mechanical decoupling of power tape extension feature for tape retraction

Pressure release connection and pneumatic dispensing device

Viewing window for saw guard and method of making same

Viewing window lockout mechanism for power tool

Ratcheting wrench

Quick clamping system for a workbench

Automatic screwfeeder

Viewing window for circular saw guard

Viewing window for circular saw guard

Lockout mechanism for power tool

Bit attaching arrangement for power tool

Viewing window for circular saw guard

Algning mechanism for hand-held power saw

Dual purpose light assembly

Dual purpose light for automatic tape measure

Simple controller for a power operated tape measure

Simple controller for a power operated tape measure

Pruner attachment apparatus for a power tool

Pruner attachment apparatus for a power tool

Ratcheting wrench

Caulk gun

Multiple pin retention for universal socket

Pin lock pliers

Self-centering drill bit chuck

Drill chuck

Centering drill chuck

Dispensing device with rack and pinion drive for nozzle valve

TURNER TERRY L

Battery for a power tool

Battery for a power tool with a battery pack ejector

Power tool with battery pack ejector

METASOLV SOFTWARE INC

System and method for modeling communication networks

System and method for automatically designing communications circuits

System and method for automatically designing communications circuits

PICO ELECTRONICS LTD

Appliance control

Electrical appliance control

CSF TREATMENT SYSTEMS INC

Pelletized composition for treatment of storm water runoff

FILMAX INC

Insulating oil leak containment

METASOLVE SOFTWARE INC

System and method for designing diverse communications circuits

SERGYEYENKO OLEKSIY P

Clamp for reciprocating saw

MOTOROLA INC

Configurable baseboard to power a mezzanine card and method

(unassigned)

Fluid filtration system positionable within a fluid-containing apparatus