Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Unknown › Thomas M. Harrison
TH

Thomas M. Harrison — 2 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
RPRalston Purina: 1 patents #43 of 125Top 35%
Cape Girardeau, MO: #20 of 80 inventorsTop 25%
Missouri: #8,937 of 23,789 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Thomas M. Harrison has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 1998 and the most recent in October 2002. Thomas M. Harrison ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Thomas M. Harrison in Cape Girardeau, MO, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6467247 Rotor blade door and method Glenn Harrison 2002-10-22
5826543 Clumpable animal litter containing a dust reducing agent Marvin L. Raymond, Phillip B. Greene 1998-10-27 $68,532,000

Frequent Collaborators

Phillip B. Greene1 shared
Marvin L. Raymond1 shared
Glenn Harrison1 shared

Nearby-Ranked Inventors

Leonard Mattheis2
Yiqi SHI2
Roberto DiCecco2
Haoneng Xu2
Emily Chew2
So Young Bae2
Julian Alexander Georgi2
Yoshihiro Asahara2
Assaf Ariel2