John Stewart

Person

Lexington, SC, US

People

Patents Grantslast 30 patents

Information Patent Grant
Feed oscillation via variable pitch gears
- Patent number 10,583,538
- Issue date Mar 10, 2020
- Apex Brands, Inc.
- Jeremy Dean Watford
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Air logic circuit for airfeed peck drill
- Patent number 5,222,844
- Issue date Jun 29, 1993
- Cooper Industries, Inc.
- James A. Maass
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Airfeed peck drill
- Patent number D316508
- Issue date Apr 30, 1991
- Cooper Industries, Inc.
- John F. Stewart
- D08 - Tools and hardware
Information Patent Grant
Quick change nose piece for an air-feed peck drill
- Patent number 5,001,826
- Issue date Mar 26, 1991
- Cooper Industries, Inc.
- John F. Stewart
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Nose piece for airfeed peck drill
- Patent number D315279
- Issue date Mar 12, 1991
- Cooper Industries, Inc.
- John F. Stewart
- D08 - Tools and hardware
Information Patent Grant
Nose piece for airfeed peck drill
- Patent number D315280
- Issue date Mar 12, 1991
- Cooper Industries, Inc.
- John F. Stewart
- D08 - Tools and hardware
Information Patent Grant
Adjustable set back control device
- Patent number 4,961,675
- Issue date Oct 9, 1990
- Cooper Industries, Inc.
- John F. Stewart
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Nose piece for a peck drill
- Patent number D309616
- Issue date Jul 31, 1990
- Cooper Industries, Inc.
- Joseph F. Carter
- D15 - Machines not elsewhere specified
Information Patent Grant
Ergonomic handle for hand-held tools
- Patent number 4,942,791
- Issue date Jul 24, 1990
- Cooper Industries, Inc.
- John F. Stewart
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Air logic circuit for airfeed peck drill
- Patent number 4,867,617
- Issue date Sep 19, 1989
- Cooper Industries, Inc.
- James A. Maass
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Dynamic loading correcting device
- Patent number 4,367,681
- Issue date Jan 11, 1983
- Canron Corp.
- John K. Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Tie plate conveying and orientating system
- Patent number 4,280,613
- Issue date Jul 28, 1981
- Canron Corp.
- John K. Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Lift and line beam extension
- Patent number 4,203,367
- Issue date May 20, 1980
- Canron Corp.
- John K. Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Tamping tool
- Patent number 4,160,419
- Issue date Jul 10, 1979
- Canron, Inc.
- John K. Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Railroad track shifting machine with shift limiting device
- Patent number 4,127,069
- Issue date Nov 28, 1978
- Canron Corp.
- John K. Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
High speed production tamper compactor
- Patent number 4,125,075
- Issue date Nov 14, 1978
- Canron, Inc.
- John K. Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Needle indicator for rail liner
- Patent number 4,109,388
- Issue date Aug 29, 1978
- Canron, Inc.
- John K. Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Ballast cleaner
- Patent number 4,083,775
- Issue date Apr 11, 1978
- Canron, Inc.
- John Kenneth Stewart
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Method of drilling and injecting perservative fluid into railway ties
- Patent number 4,048,353
- Issue date Sep 13, 1977
- Canron, Inc.
- John Kenneth Stewart
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Needle indicator for rail liner
- Patent number 4,026,034
- Issue date May 31, 1977
- Canron, Inc.
- John Kenneth Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Crossing undercutter and switch undercutter mounted on tractor-type...
- Patent number 3,967,395
- Issue date Jul 6, 1976
- Canron, Inc.
- John Kenneth Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Shoulder tamping lifting jack
- Patent number 3,965,822
- Issue date Jun 29, 1976
- Canron, Inc.
- John Kenneth Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Device for laterally displacing a railroad track
- Patent number 3,952,665
- Issue date Apr 27, 1976
- Canron, Inc.
- John Kenneth Stewart
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
FEED OSCILLATION VIA VARIABLE PITCH GEARS
- Publication number 20170136590
- Publication date May 18, 2017
- APEX BRANDS, INC.
- Jeremy Dean Watford
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

John Stewart

Person

Patents Grantslast 30 patents

Feed oscillation via variable pitch gears

Air logic circuit for airfeed peck drill

Airfeed peck drill

Quick change nose piece for an air-feed peck drill

Nose piece for airfeed peck drill

Nose piece for airfeed peck drill

Adjustable set back control device

Nose piece for a peck drill

Ergonomic handle for hand-held tools

Air logic circuit for airfeed peck drill

Dynamic loading correcting device

Tie plate conveying and orientating system

Lift and line beam extension

Tamping tool

Railroad track shifting machine with shift limiting device

High speed production tamper compactor

Needle indicator for rail liner

Ballast cleaner

Method of drilling and injecting perservative fluid into railway ties

Needle indicator for rail liner

Crossing undercutter and switch undercutter mounted on tractor-type...

Shoulder tamping lifting jack

Device for laterally displacing a railroad track

Patents Applicationslast 30 patents

FEED OSCILLATION VIA VARIABLE PITCH GEARS