Inventor · disambiguated record
Takashi Tsuyumu
Also filed as: TSUYUMU TAKASHI
2 granted patents·1 pending application·32 citations·filing 2007–2012
55Inventor score
Technology areasC22C
Top patents by PatentIndex Score
3 records- 0192US7757396B2Raw material powder for laser clad valve seat and valve seat using the sameSANYO SPECIAL STEEL CO LTD·Filed 2007·Granted Jul 20, 2010·32 cites·11 claims
- 0252US9745649B2Heat-resisting steel for exhaust valvesOSAKI MOTOTSUGU·Filed 2012·Granted Aug 29, 2017·0 cites·8 claims
- 0340US2011236247A1Heat resistant steel for exhaust valveDAIDO STEEL CO LTD·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →