Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Eric So — 8 Patents

MAMattel: 6 patents #135 of 1,185Top 15%
EAEaton: 1 patents #1,900 of 3,708Top 55%
Hong Kong, CN: #245 of 3,463 inventorsTop 8%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Eric So has been granted 8 US patents while listed as an inventor at Mattel. The first was granted in 2004 and the most recent in May 2018. Eric So ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Eric So in Hong Kong, CN.

Patents per Year

Patents granted per year, 2004 to 2018Bar chart with a peak of 3 patents in 2009.peak 32004: 1 patents20042009: 3 patents20092013: 1 patents20132014: 1 patents20142015: 1 patents20152018: 1 patents2018

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9956492 Wall mounted toy track set Stacy Lynn O'Connor, Eric Ostendorff, Paul Schmid, Michael Nuttall, Leung Yat San +2 more 2018-05-01 $56,252,000
8944882 Wall mounted toy track set Stacy Lynn O'Connor, Eric Ostendorff, Paul Schmid, Michael Nuttall, Sun Leung +2 more 2015-02-03 $6,923,000
8900031 Toy vehicle with flipping mechanism Bryan Benedict, Keith Hippely, Marlin He, Anthony M. Martino 2014-12-02 $48,575,000
8608527 Wall mounted toy track set Stacy Lynn O'Connor, Eric Ostendorff, Paul Schmid, Michael Nuttall, Sun Leung +2 more 2013-12-17 $25,088,000
7628673 Play set with toy vehicle-related assembly Jonathan Bedford 2009-12-08 $28,557,000
7549906 Toy play set with moving platform Jonathan Bedford 2009-06-23 $56,537,000
7517272 Play set with toy vehicle track and carriage Jonathan Bedford 2009-04-14
6787960 AC induction motor and method of starting same Steven C. Birch, Guy John Middleton 2004-09-07 $12,762,000