Inventor · disambiguated record
John Albert Siefert
Also filed as: SIEFERT JOHN ALBERT
2 granted patents·1 pending application·2 citations·filing 2015–2018
41Inventor score
Top patents by PatentIndex Score
3 records- 0165US10994361B2Stepped design weld joint preparationELECTRIC POWER RES INSTITUTE INC·Filed 2015·Granted May 4, 2021·1 cites·16 claims
- 0257US10094010B2Cobalt-free, galling and wear resistant austenitic stainless steel hard-facing alloyUNIV OHIO STATE·Filed 2015·Granted Oct 9, 2018·1 cites·8 claims
- 0356US2019071759A1Cobalt-free, galling and wear resistant austenitic stainless steel hard-facing alloyUNIV OHIO STATE·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →