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USPTO Patent Rankings Data through Dec 31, 2025
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Robert B. Chaffee — 4 Patents in 2017

Portland, ME: #2 of 28 inventorsTop 8%
Maine: #19 of 445 inventorsTop 5%
Overall (2017): #39,101 of 506,227Top 8%
4 Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9803747 Inflatable device with recessed fluid controller and self-sealing valve 2017-10-31
9759338 Valve for an inflatable device 2017-09-12
9752693 Self-sealing valve 2017-09-05
9737153 Configurable inflatable support devices 2017-08-22