Membership
Tour
Register
Log in
Stephen W. Brewer
Follow
Person
New Albany, IN, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Device for cleaning inner surface of heat exchanger tubes
Patent number
12,228,356
Issue date
Feb 18, 2025
Tubemaster, Inc.
Clifford L Johns
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Smart Ladder
Publication number
20220065043
Publication date
Mar 3, 2022
USS Veteran Services Company LLC
Clifford L. Johns
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Application
Device for Cleaning Inner Surface of Heat Exchanger Tubes
Publication number
20210310756
Publication date
Oct 7, 2021
Tubemaster, Inc.
Clifford L Johns
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
Arrangement for Loading Particles
Publication number
20170296994
Publication date
Oct 19, 2017
Tubemaster, Inc.
Clifford L Johns
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL