Inventor · disambiguated record
David C. Villiger
Also filed as: VILLIGER DAVID C
6 granted patents·206 citations·filing 1995–1996
86Inventor score
Files withBIC CORP6
Top patents by PatentIndex Score
6 records- 0186US5661197AErasable ink composition containing a polymer-encapsulated colorant derived from monomer containing dissolved colorantBIC CORP·Filed 1996·Granted Aug 26, 1997·53 cites·15 claims
- 0283US5852072AErasable ink composition containing a waterborne polyurethane ureaBIC CORP·Filed 1996·Granted Dec 22, 1998·24 cites·22 claims
- 0383US5637638AErasable ink composition containing a waterborne polyurethane-urea derived from an aromatic amine dye monomer and marking instrument containing sameBIC CORP·Filed 1995·Granted Jun 10, 1997·44 cites·17 claims
- 0472US5852073AErasable ink composition containing a polymer-encapsulated colorant obtained by polymerizing monomer in the presence of solid colorant particlesBIC CORP·Filed 1996·Granted Dec 22, 1998·46 cites·18 claims
- 0555US5756561AErasable ink composition containing a graft-polymerized dyeBIC CORP·Filed 1996·Granted May 26, 1998·20 cites·16 claims
- 0654US5900445AErasable ink composition containing a polymer dye obtained from ethylenic monomers and marking instrument containing sameBIC CORP·Filed 1996·Granted May 4, 1999·19 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →