Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HJ

Henry E. St. Louis, Jr. — 3 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
Georgetown, MA: #41 of 125 inventorsTop 35%
Massachusetts: #33,867 of 88,656 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Henry E. St. Louis, Jr. has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1994 and the most recent in June 1996. Henry E. St. Louis, Jr. ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Henry E. St. Louis, Jr. in Georgetown, MA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5524891 Golf practice hole with variable diameter rim A. James Owen, Jr., James Richardson 1996-06-11
5480139 Basketball practice assembly Aubrey J. Owen, Jr. 1996-01-02
5308059 Basketball practice assembly Aubrey J. Owen, Jr. 1994-05-03