Inventor · disambiguated record
Douglas B. Firestone
Also filed as: FIRESTONE DOUGLAS B
6 granted patents·49 citations·filing 1978–1995
82Inventor score
Top patents by PatentIndex Score
6 records- 0163USD258460STrailable skateboard rampFIRESTONE DOUGLAS B·Filed 1978·Granted Mar 3, 1981·8 cites·1 claims
- 0263USD256488SSkateboard rampFIRESTONE DOUGLAS B·Filed 1978·Granted Aug 19, 1980·8 cites·1 claims
- 0353US4889370APipe repair assemblyFIRESTONE DOUGLAS B·Filed 1988·Granted Dec 26, 1989·21 cites·9 claims
- 0448USD256713SSkateboard ramp bowlFIRESTONE DOUGLAS B·Filed 1978·Granted Sep 2, 1980·4 cites·1 claims
- 0538USD258459SSkateboard ramp bowlFIRESTONE DOUGLAS B·Filed 1978·Granted Mar 3, 1981·2 cites·1 claims
- 0631US5616020ARotary vane pumpQUIK PUMP INC·Filed 1995·Granted Apr 1, 1997·6 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Douglas B. Firestone files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →