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

Karl Christopherson — 5 Patents

HAHasbro: 3 patents #97 of 494Top 20%
MAMattel: 2 patents #434 of 1,185Top 40%
Orchard Park, NY: #70 of 275 inventorsTop 30%
New York: #27,005 of 115,490 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Karl Christopherson has been granted 5 US patents while listed as an inventor at Hasbro. The first was granted in 2000 and the most recent in September 2023. Karl Christopherson ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Karl Christopherson in Orchard Park, NY, US.

Patents per Year

Patents granted per year, 2000 to 2023Bar chart with a peak of 2 patents in 2000.peak 22000: 2 patents20002004: 1 patents20042017: 1 patents20172023: 1 patents2023

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D998362 Bassinet Seth Galley, Kyle Wright 2023-09-12
D781059 Infant support structure Michael Armbruster 2017-03-14
6699096 Toy with character and vehicle components Paul T. Franer, Gregory L. Gerold, Joseph J. Khan 2004-03-02 $7,556,000
D432191 Toy football Webb T. Nelson, Michael E. McGonigle 2000-10-17
6076513 Trigger operated bow type toy gun Gregory J. Doherty 2000-06-20 $31,296,000