Inventor · disambiguated record
David A. Hofacker
Also filed as: HOFACKER DAVID A
4 granted patents·94 citations·filing 1971–1975
79Inventor score
Files withMINNESOTA MINING & MFG4
Top patents by PatentIndex Score
4 records- 0184US3977992AControlled release capsulesMINNESOTA MINING & MFG·Filed 1971·Granted Aug 31, 1976·39 cites·15 claims
- 0281US4002458AControlled release capsulesMINNESOTA MINING & MFG·Filed 1975·Granted Jan 11, 1977·25 cites·14 claims
- 0363US3985840AMethod of introducing microporosity into membranes and making capsules having microporous capsule wallsMINNESOTA MINING & MFG·Filed 1973·Granted Oct 12, 1976·17 cites·11 claims
- 0462US4011061AArticles providing sustained release and method of makingMINNESOTA MINING & MFG·Filed 1975·Granted Mar 8, 1977·13 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →