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

Patrick W. Brown — 124 Patents

The Procter & Gamble: 24 patents #407 of 10,133Top 5%
RHRhinosystems: 14 patents #3 of 9Top 35%
RIRubbermaid Incorporated: 8 patents #59 of 393Top 20%
ITInnodesk Business Tools: 8 patents #1 of 6Top 20%
MIMag-Nif Incorporated: 7 patents #5 of 14Top 40%
TTThe Little Tikes: 7 patents #13 of 86Top 20%
BHBackyard Leisure Holdings: 7 patents #1 of 14Top 8%
DIDart Industries: 7 patents #60 of 354Top 20%
NANottingham Spirk Design Associates: 6 patents #4 of 56Top 8%
CCChurch & Dwight Co.: 4 patents #89 of 343Top 30%
OTOn Tap: 4 patents #5 of 10Top 50%
FEFellowes: 3 patents #40 of 173Top 25%
CPChannel Products: 3 patents #4 of 22Top 20%
COConopco: 2 patents #561 of 1,903Top 30%
WHWham-O: 1 patents #8 of 21Top 40%
CTCap Toys: 1 patents #9 of 26Top 35%
CLCounty Line Limited, L.L.C.: 1 patents #5 of 12Top 45%
HIHsn Improvements: 1 patents #4 of 7Top 60%
ODOddzon: 1 patents #18 of 69Top 30%
RPRubbermaid Specialty Products: 1 patents #20 of 38Top 55%
TITyco Industries: 1 patents #13 of 29Top 45%
VMVictoria'S Secret Stores Brand Management: 1 patents #30 of 67Top 45%
AMAmway: 1 patents #100 of 190Top 55%
Auburn, OH: #1 of 10 inventorsTop 10%
Ohio: #112 of 73,341 inventorsTop 1%
Overall (All Time): #9,301 of 4,157,543Top 1%
124 Patents All Time

Issued Patents All Time

Showing 101–124 of 124 patents

Patent #TitleCo-InventorsDate
D382309 Toy Wagon Jeffery G. Martin, John R. Nottingham, John W. Spirk 1997-08-12
5630760 Convertible game table Joseph C. Cacciola, William K. Ford, Raymond J. Fritz, John R. Nottingham, John W. Spirk 1997-05-20
5542570 Toy dispenser with feed means John R. Nottingham, John W. Spirk, Jerzy Perkitny 1996-08-06
D368281 Activity table Joseph C. Cacciola, William K. Ford, John R. Nottingham, John W. Spirk 1996-03-26
D366599 Wheeled insulated cooler Craig M. Saunders 1996-01-30
D358739 Hippopotamus plate Robert L. Dorsey, David L. Feer, Robert Marvin, Richard M. O'Grady, Craig M. Saunders 1995-05-30
D358738 Walrus bowl Robert L. Dorsey, Craig M. Saunders 1995-05-30
D358299 Lion sip cup Robert L. Dorsey, Craig M. Saunders 1995-05-16
D358301 Tiger juice box Robert L. Dorsey, Craig M. Saunders 1995-05-16
D358434 Child's desk Joseph C. Cacciola, John R. Notthingham, John W. Spirk 1995-05-16
D358300 Bear juice box Robert L. Dorsey, Craig M. Saunders 1995-05-16
D358298 Elephant sip cup Robert L. Dorsey, Craig M. Saunders 1995-05-16
D356928 Giraffe shaped handle Robert L. Dorsey, Craig M. Saunders 1995-04-04
D356927 Toucan shaped handle Robert L. Dorsey, Craig M. Saunders 1995-04-04
5374190 Wax craft product and method of manufacturing Paul E. Brokaw, John R. Nottingham 1994-12-20
D341390 Flying toy John R. Nottingham, John W. Spirk, Christopher S. Lynch 1993-11-16
5139453 Shape sorting educational toy Brian Aiken, Hans R. Espig 1992-08-18
D321697 Ice cream maker Lawrence A. Blaustein 1991-11-19
D321382 Sand pail toy or the like Douglas Laib 1991-11-05
D319268 Sand pail toy or the like Douglas Laib 1991-08-20
D318887 Sand pail toy or the like Douglas Laib 1991-08-06
D318697 Sand pail toy or the like Douglas Laib 1991-07-30
D318078 Sand pail toy or the like Douglas Laib 1991-07-09
D318079 Sand pail toy or the like Douglas Laib 1991-07-09