Inventor · disambiguated record
Hiroyuki Tsuchiyama
Also filed as: TSUCHIYAMA HIROYUKI
1 granted patent·2 pending applications·0 citations·filing 2011–2014
9Inventor score
Top patents by PatentIndex Score
3 records- 0158US2014352385A1Apparatus for producing a hollow poppet valveFUJI VALVE·Filed 2014·Application pending·0 cites
- 0236US9757826B2Method of charging a hollow valve with metallic sodiumFUJI VALVE·Filed 2014·Granted Sep 12, 2017·0 cites·5 claims
- 0333US2013047433A1Method of producing a hollow poppet valve and an apparatus thereforNOGUCHI MINORU·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →