Inventor · disambiguated record
Fumio Tohyama
Also filed as: TOHYAMA FUMIO
2 granted patents·5 citations·filing 2006–2008
47Inventor score
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2 records- 0182US7513960B2Stainless steel having a high hardness and excellent mirror-finished surface property, and method of producing the sameHITACHI METALS LTD·Filed 2006·Granted Apr 7, 2009·5 cites·6 claims
- 0240US8097097B2Stainless steel having a high hardness and excellent mirror-finished surface property, and method of producing the sameINOUE YOSHIYUKI·Filed 2008·Granted Jan 17, 2012·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →