Membership
Tour
Register
Log in
Brian Callahan
Follow
Person
San Diego, CA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Open exhaust chamber constructions for opposed-piston engines
Patent number
10,323,563
Issue date
Jun 18, 2019
Achates Power, Inc.
Rodrigo Zermeño Benitez
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Port edge shape with continuous curvature for improved ring-port in...
Patent number
10,215,129
Issue date
Feb 26, 2019
Achates Power, Inc.
Brian J. Callahan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Port edge shape with continuous curvature for improved ring-port in...
Patent number
10,082,099
Issue date
Sep 25, 2018
Achates Power, Inc.
Brian J. Callahan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Oil retention in the bore/piston interfaces of ported cylinders in...
Patent number
9,482,153
Issue date
Nov 1, 2016
Achates Power, Inc.
Steven J. Bethel
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Reduction of ring clipping in two-stroke cycle engines
Patent number
9,068,498
Issue date
Jun 30, 2015
Achates Power, Inc.
Brian J. Callahan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Opposed-piston cylinder bore constructions with solid lubrication i...
Patent number
8,851,029
Issue date
Oct 7, 2014
Achates Power, Inc.
Brian J. Callahan
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
System and method for providing access to electronic works
Patent number
7,376,581
Issue date
May 20, 2008
Universal Music Group, Inc.
John William DeRose
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for providing access to electronic works
Patent number
6,609,105
Issue date
Aug 19, 2003
MP3.com, Inc.
Alexander T. Van Zoest
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for providing access to electronic works
Patent number
6,496,802
Issue date
Dec 17, 2002
MP3.com, Inc.
Alexander T. van Zoest
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
PORT EDGE SHAPE WITH CONTINUOUS CURVATURE FOR IMPROVED RING-PORT IN...
Publication number
20180045136
Publication date
Feb 15, 2018
Achates Power, Inc.
BRIAN J. CALLAHAN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PORT EDGE SHAPE WITH CONTINUOUS CURVATURE FOR IMPROVED RING-PORT IN...
Publication number
20180045135
Publication date
Feb 15, 2018
Achates Power, Inc.
BRIAN J. CALLAHAN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPEN EXHAUST CHAMBER CONSTRUCTIONS FOR OPPOSED-PISTON ENGINES
Publication number
20170321591
Publication date
Nov 9, 2017
Achates Power, Inc.
RODRIGO ZERMEÑO BENITEZ
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
REDUCTION OF RING CLIPPING IN TWO-STROKE CYCLE ENGINES
Publication number
20140216425
Publication date
Aug 7, 2014
Achates Power, Inc.
Brian J. Callahan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Opposed-piston cylinder bore constructions with solid lubrication i...
Publication number
20130199503
Publication date
Aug 8, 2013
Achates Power, Inc.
Brian J. Callahan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Oil retention in the bore/piston interfaces of ported cylinders in...
Publication number
20120186561
Publication date
Jul 26, 2012
Achates Power, Inc.
Steven J. Bethel
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
System and method for providing access to electronic works
Publication number
20020082922
Publication date
Jun 27, 2002
Alexander T. Van Zoest
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for providing access to electronic works
Publication number
20020062252
Publication date
May 23, 2002
Alexander T. Van Zoest
G06 - COMPUTING CALCULATING COUNTING