Inventor · disambiguated record
William A. Hammann, Iv
Also filed as: HAMMANN IV WILLIAM A
5 granted patents·46 citations·filing 1989–1991
78Inventor score
Files withMEAD CORP5
Top patents by PatentIndex Score
5 records- 0156US5283015AMethod for producing amine-formaldehyde microcapsules and photosensitive microcapsules produced therebyMEAD CORP·Filed 1991·Granted Feb 1, 1994·17 cites·12 claims
- 0252US5122432APhotosensitive microcapsule imaging system having improved gray scaleMEAD CORP·Filed 1990·Granted Jun 16, 1992·20 cites·20 claims
- 0339US4971885AMicrocapsule coating compositions containing coupling agents for improved adhesionMEAD CORP·Filed 1989·Granted Nov 20, 1990·7 cites·9 claims
- 0429US4960750ARecording sheet having improved cohesion and adhesion of microcapsulesMEAD CORP·Filed 1989·Granted Oct 2, 1990·1 cites·20 claims
- 0525US5196287AProcess for producing encapsulated photosensitive composition by altering the concentration of the internal phase during encapsulationMEAD CORP·Filed 1990·Granted Mar 23, 1993·1 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →