Inventor · disambiguated record
David F. Dwiggins
Also filed as: DWIGGINS DAVID F
2 granted patents·14 citations·filing 1985–1991
56Inventor score
Top patents by PatentIndex Score
2 records- 0153US4657633ADelignification and bleaching of a cellulose pulp with an alkalioxygen-hypochlorite single stage sequential extractionWESTVACO CORP·Filed 1985·Granted Apr 14, 1987·11 cites·14 claims
- 0223US5171725AMethod for preparing aqueous mineral suspensionsECC AMERICA INC·Filed 1991·Granted Dec 15, 1992·3 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when David F. Dwiggins 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 →