Inventor · disambiguated record
Helen Ava O'Shaughnessy
Also filed as: O'SHAUGHNESSY HELEN AVA
2 granted patents·7 citations·filing 2002–2004
46Inventor score
Top patents by PatentIndex Score
2 records- 0163US6964701B2Azo dyes containing a barbituric acid moiety, ink-jet printing inks and processesAVECIA LTD·Filed 2002·Granted Nov 15, 2005·7 cites·13 claims
- 0236US7214259B2Inks containing water-soluble perylene dyes and their use in ink-jet printingFUJIFILM IMAGING COLORANTS LTD·Filed 2004·Granted May 8, 2007·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →