Inventor · name-matched record
YAMAZAKI SHUMPEI
1 granted patent·1 pending application·320 citations·filing 1992–2023
60Inventor score
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
2 records- 0199US5200846AElectro-optical device having a ratio controlling means for providing gradated display levelsSEMICONDUCTOR ENERGY LAB·Filed 1992·Granted Apr 6, 1993·320 cites·20 claims
- 0251US2026055769A1Scroll-type fluid machineHITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD·Filed 2023·Application pending·0 cites
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Identity basis: exact name match across USPTO filings. How scoring works →