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USPTO Patent Rankings Data through Dec 31, 2025
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Gregory Leong — 2 Patents

SMSpin Master: 1 patents #102 of 168Top 65%
Irvine, CA: #3,097 of 6,241 inventorsTop 50%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Gregory Leong has been granted 2 US patents while listed as an inventor at Spin Master. The first was granted in 2021 and the most recent in December 2025. Gregory Leong ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Gregory Leong in Irvine, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12503029 Hydraulic lift system for a semi-trailer Kevin Kemp, Griffin Schlamp, Robert Horton 2025-12-23
10966494 Kits and methods of play for creating decorative objects Jim McCafferty, Steven Douglas DeLacy 2021-04-06

Frequent Collaborators

Kevin Kemp1 shared
Jim McCafferty1 shared
Steven Douglas DeLacy1 shared
Robert Horton1 shared
Griffin Schlamp1 shared

Nearby-Ranked Inventors

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