Inventor · disambiguated record
Gregory L. Onken
Also filed as: ONKEN GREGORY L
4 granted patents·68 citations·filing 1998–2003
80Inventor score
Top patents by PatentIndex Score
4 records- 0176US6827534B2Air return bulkheadILLINOIS TOOL WORKS·Filed 2003·Granted Dec 7, 2004·19 cites·38 claims
- 0267US6626753B2Air return bulkheadILLINOIS TOOL WORKS·Filed 2001·Granted Sep 30, 2003·13 cites·130 claims
- 0354US6203419B1Air return bulkheadJOHN DONOVAN ENTPR FLORIDA INC·Filed 1999·Granted Mar 20, 2001·17 cites·16 claims
- 0454US5993310AAir return bulkheadJOHN DONOVAN ENTERPRISES FLORI·Filed 1998·Granted Nov 30, 1999·19 cites·42 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →