Inventor · disambiguated record
Rainer R. Leppanen
Also filed as: LEPPAENEN RAINER R · LEPPANEN RAINER
3 granted patents·1 pending application·11 citations·filing 1998–2001
63Inventor score
Top patents by PatentIndex Score
4 records- 0131US6224825B1Case hardening steelOVAKO STEEL AB·Filed 1998·Granted May 1, 2001·5 cites·3 claims
- 0227US2001024621A1Steel composition and chain formed thereofFiled 2001·Application pending·0 cites
- 0321US6333001B1Micro-alloyed steel rolling bearingsOVAKA STEEL·Filed 1998·Granted Dec 25, 2001·4 cites·8 claims
- 0420US5985210ANitriding steelOVAKO STEEL·Filed 1998·Granted Nov 16, 1999·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →