Inventor · disambiguated record
Ritva M. Lehtovaara
Also filed as: LEHTOVAARA RITVA M
2 granted patents·11 citations·filing 1976–1978
55Inventor score
Technology areasA47J
Files withLEHTOVAARA RITVA M2
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →