Inventor · name-matched record
SUMIYA MASAHIRO
3 granted patents·0 citations·filing 2020–2022
38Inventor score
Files withHITACHI HIGH TECH CORP3
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.
Top patents by PatentIndex Score
3 records- 0155US12564002B2Diagnostic device, semiconductor manufacturing equipment system, semiconductor equipment manufacturing system, and diagnostic methodHITACHI HIGH TECH CORP·Filed 2022·Granted Feb 24, 2026·0 cites·7 claims
- 0249US12530023B2Apparatus diagnostic system, apparatus diagnostic apparatus, semiconductor device manufacturing system, and apparatus diagnostic methodHITACHI HIGH TECH CORP·Filed 2022·Granted Jan 20, 2026·0 cites·12 claims
- 0345US12573593B2Plasma processing methodHITACHI HIGH TECH CORP·Filed 2020·Granted Mar 10, 2026·0 cites·8 claims
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Identity basis: exact name match across USPTO filings. How scoring works →