Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RB

Roger W. Barr

CSConstruction Specialties: 7 patents #4 of 26Top 20%
EMEmeh: 6 patents #5 of 38Top 15%
TRTyler Refrigeration: 1 patents #12 of 25Top 50%
UNUnifrax: 1 patents #14 of 27Top 55%
Williamsport, PA: #9 of 162 inventorsTop 6%
Pennsylvania: #5,397 of 74,527 inventorsTop 8%
Overall (All Time): #343,713 of 4,157,543Top 9%
14 Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11332940 Moveable stair systems and methods Bryan I. Charles, Kevin W. Smith, Anthony J. Peachey, Timothy A. Fisher, Harold Dale Mathias +4 more 2022-05-17
10968636 Moveable stair systems and methods Bryan I. Charles, Kevin W. Smith, Anthony J. Peachey, Timothy A. Fisher, Harold Dale Mathias +4 more 2021-04-06
10584480 Stair expansion joint system with freedom of movement between landings Bryan I. Charles, Kevin W. Smith, Anthony J. Peachey, Timothy A. Fisher, Harold Dale Mathias +2 more 2020-03-10
9869084 Stair expansion joint system with freedom of movement between landings Bryan I. Charles, Kevin W. Smith, Anthony J. Peachey, Timothy A. Fisher, Harold Dale Mathias +2 more 2018-01-16
9758981 Stair expansion joint system with freedom of movement between landings Bryan I. Charles, Kevin W. Smith, Anthony J. Peachey, Timothy A. Fisher, Harold Dale Mathias +2 more 2017-09-12
9428904 Modular joint barrier retainer assembly and method Kevin W. Smith 2016-08-30
6484462 Seismic expansion joint cover Thomas A. Shreiner 2002-11-26
6430884 Seismic wall and ceiling expansion joint covers Thomas A. Shreiner, Nathan Morris 2002-08-13
6128874 Fire resistant barrier for dynamic expansion joints James R. Olson, Lee Allen PEEKSTOK 2000-10-10
5799456 Expansion joint cover installation Thomas A. Shreiner 1998-09-01
5666775 Expansion joint cover Thomas A. Shreiner 1997-09-16
5644879 Seismic expansion joint cover assembly Thomas A. Shreiner, Howard J. Williams 1997-07-08
5611181 Seismic expansion joint cover Thomas A. Shreiner 1997-03-18
4489995 Adjustable electrical outlet assembly 1984-12-25