BC

Brian J. Callahan

AP Achates Power: 6 patents #15 of 79Top 20%
CO Comcast: 1 patents #2,409 of 4,447Top 55%
Overall (All Time): #506,777 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10323563 Open exhaust chamber constructions for opposed-piston engines Rodrigo Zermeño Benitez, Kevin B. Fuqua, Christopher J. Kalebjian 2019-06-18
10215129 Port edge shape with continuous curvature for improved ring-port interaction and flow area 2019-02-26
10082099 Port edge shape with continuous curvature for improved ring-port interaction and flow area 2018-09-25
9482153 Oil retention in the bore/piston interfaces of ported cylinders in opposed-piston engines Steven J. Bethel, Bryant A. Wagner 2016-11-01
9068498 Reduction of ring clipping in two-stroke cycle engines 2015-06-30
8851029 Opposed-piston cylinder bore constructions with solid lubrication in the top ring reversal zones Eric P. Dion, Harold E. McCormick 2014-10-07
7376581 System and method for providing access to electronic works John William DeRose, Alexander van Zoest, Matthew John DiMeo, Brian Mason Degenhardt, Charles Lawrence Sismondo +8 more 2008-05-20
6904410 Online method and system for management of collectibles Morris Weiss, Timothy J. Britton 2005-06-07
6609105 System and method for providing access to electronic works Alexander van Zoest, Matthew John DiMeo, Brian Mason Degenhardt, Charles Lawerence Sismondo, John William DeRose +8 more 2003-08-19
6496802 System and method for providing access to electronic works Alexander van Zoest, Matthew John DiMeo, Brian Mason Degenhardt, Charles Lawrence Sismondo, John William DeRose +8 more 2002-12-17