Inventor · disambiguated record
Margaret B. Willbrant
Also filed as: WILLBRANT MARGARET · WILLBRANT MARGARET B
5 granted patents·132 citations·filing 1991–1993
83Inventor score
Top patents by PatentIndex Score
5 records- 0171US5203575ABalanced mechanical seal assembly and flow ring thereforAWCHESTERTON COMPANY·Filed 1991·Granted Apr 20, 1993·34 cites·25 claims
- 0270US5333882ABalanced mechanical seal assembly and flow ring thereforCHESTERTON A W CO·Filed 1992·Granted Aug 2, 1994·31 cites·13 claims
- 0364US5489105ASleeve for shaft sealCHESTERTON A W CO·Filed 1993·Granted Feb 6, 1996·26 cites·24 claims
- 0459US5213340ABalanced mechanical sealCHESTERTON A W CO·Filed 1992·Granted May 25, 1993·24 cites·17 claims
- 0549US5209496AUniversal seal or packing glandAWCHESTERTON COMPANY·Filed 1992·Granted May 11, 1993·17 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →