Inventor · disambiguated record

Renzhen Song

Also filed as: SONG RENZHEN

1 granted patent·1 pending application·0 citations·filing 2002–2002

11Inventor score

Technology areasC22C

Top patents by PatentIndex Score

2 records

0129US2004069858A1Steel rails&apos; joint fishplate made of xy30 steelFiled 2002·Application pending·0 cites
0225US6746549B2YW35 steel and a low temperature fishplate made of the sameFiled 2002·Granted Jun 8, 2004·0 cites·2 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →