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

Roger Q. Smith — 21 Patents

BDBlack & Decker: 20 patents #145 of 2,138Top 7%
ELEastway Fair Company Limited: 1 patents #29 of 70Top 45%
Reisterstown, MD: #7 of 190 inventorsTop 4%
Maryland: #1,116 of 35,612 inventorsTop 4%
Overall (All Time): #211,394 of 4,157,543Top 6%
21 Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
7466974 Heavy-duty audio equipment 2008-12-16
7189473 Battery venting system Xiao Liu 2007-03-13
6977481 Heavy-duty audio equipment 2005-12-20
6496688 Heavy-duty audio equipment 2002-12-17
6427070 Heavy-duty audio equipment 2002-07-30
6316911 Battery and flashlight recharger Charles M. Moskowitz 2001-11-13
6273200 Screwdriver with manuel spindel lock Tong Chi Kin, Fung Chi Ho, Lam Kar Lok 2001-08-14
D444459 Protective assembly Brian J. Matt, Daniel F. Cuffaro, Charles W. Sears, Jonathan A. Marks, Donald W. Zurwelle +2 more 2001-07-03
D422730 Flashlight Shane A. Byler, Vincent P. Cooper 2000-04-11
6045236 Twist on/off and adjustable focus flashlight Leo Koon-Wah Cheng, Eddie Ying-Hoi Lo, Victer Au-Yeung Tin Shun 2000-04-04
D418836 Radio Brian J. Matt, Daniel F. Cuffaro, Charles W. Sears, Jonathan A. Marks, Donald W. Zurwelle +2 more 2000-01-11
D411893 Flashlight Robert W. Matthes, Richard K. Pallo, Scott D. Price, Velissa Van Scoyoc 1999-07-06
D406372 Pivot head flashlight Robert W. Matthes, Richard K. Pallo, Scott D. Price, Velissa Van Scoyoc 1999-03-02
5818142 Motor pack armature support with brush holder assembly Calvin M. Edleblute, Robert A. Meloni, Hung T. Du, Deborah Lynn Messmer 1998-10-06
D398817 Vegetation cutter Edward H. Meisner, Thomas Van Dyk, Michael Ballone 1998-09-29
D394991 Auxiliary handle for vegetation-cutting device Edward H. Meisner, Thomas Van Dyk, Michael Ballone, Paul Harris 1998-06-09
D391654 Flashlight Robert W. Matthes, Richard K. Pallo, Scott D. Price, Velissa Van Scoyoc 1998-03-03
D382779 Guard for vegetation cutter Edward H. Meisner, Thomas Van Dyk, Michael Ballone 1997-08-26
D382780 Guard for vegetation-cutting tool Edward H. Meisner, Keith Kristiansen, Michael Ballone 1997-08-26
D382450 Vegetation cutter Edward H. Meisner, Thomas Van Dyk, Michael Ballone 1997-08-19
D380129 Vegetation-cutting tool Edward H. Meisner, Keith Kristiansen, Michael Ballone 1997-06-24