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USPTO Patent Rankings Data through Sept 30, 2025
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Heidi Williamson — 3 Patents in 2016

DLDyson Technology Limited: 3 patents #32 of 105Top 35%
San Francisco, CA: #591 of 4,702 inventorsTop 15%
California: #7,565 of 57,791 inventorsTop 15%
Overall (2016): #71,880 of 481,213Top 15%
3 Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D752301 Part of a vacuum cleaner Stephen Benjamin Courtney, Peter David Gammack, Jonathan George Marsh, Donald James McIntosh, Louis Peter Richard Garner +2 more 2016-03-22
D752302 Part of a vacuum cleaner Stephen Benjamin Courtney, Peter David Gammack, Jonathan George Marsh, Donald James McIntosh, Louis Peter Richard Garner +2 more 2016-03-22
D751780 Part of a vacuum cleaner Stephen Benjamin Courtney, Peter David Gammack, Jonathan George Marsh, Donald James McIntosh, Louis Peter Richard Garner +2 more 2016-03-15