Inventor · disambiguated record
Relph C. Longsworth
Also filed as: LONGSWORTH RELPH C
0 granted patents·1 pending application·0 citations·filing 2007–2007
Technology areasF04B
Files withSUMITOMO SHI CRYOGENICS AM INC1
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →