Inventor · disambiguated record
Douglas Ward Donigian
Also filed as: DONIGIAN DOUGLAS W · DONIGIAN DOUGLAS WARD
3 granted patents·131 citations·filing 1995–1997
77Inventor score
Top patents by PatentIndex Score
3 records- 0186US5783038AInk jet recording paper incorporating novel precipitated calcium carbonate pigmentMINERALS TECH INC·Filed 1997·Granted Jul 21, 1998·48 cites·3 claims
- 0284US5643631AInk jet recording paper incorporating novel precipitated calcium carbonate pigmentMINERALS TECH INC·Filed 1995·Granted Jul 1, 1997·61 cites·13 claims
- 0362US5505820AMethod for providing enhanced smoothness for a paper webWESTVACO CORP·Filed 1995·Granted Apr 9, 1996·22 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →