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USPTO Patent Rankings Data through Dec 31, 2025
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Donald E. Willey — 7 Patents

UNUnknown: 4 patents #4,220 of 83,584Top 6%
CUCummins: 3 patents #522 of 2,217Top 25%
CSCummins Emission Solutions: 1 patents #237 of 448Top 55%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Donald E. Willey has been granted 7 US patents while listed as an inventor at Unknown. The first was granted in 1987 and the most recent in December 2025. Donald E. Willey ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Donald E. Willey in Huddersfield, CA, GB.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12492656 Decomposition chambers for aftertreatment systems Yash Pal, Sapna Sharma, Allick Mounir Olive, Sriram Narayanasamy, Priyanka Vinod Chare +3 more 2025-12-09
12383874 Exhaust aftertreatment assembly with a mixer having a mixing plate that is crescent shaped Ryan Aaron Petersen 2025-08-12
12228221 Seal assembly Robin Daniels, James Alexander McEwen, Levinia Mathews, Christopher Parry, Thomas J. Roberts +13 more 2025-02-18
11578645 Valve system Robin Daniels, Thomas Morton, Thomas J. Roberts, Christopher Parry, Richard Goodyear +1 more 2023-02-14 $26,020,000
11549600 Rotary valve Matthew Brookes 2023-01-10 $28,653,000
D289354 Therapy cushion 1987-04-21
4635306 Multi-position therapy cushions 1987-01-13