Inventor · disambiguated record
Hiroyuki Washiyama
Also filed as: WASHIYAMA HIROYUKI
2 granted patents·1 pending application·31 citations·filing 1999–2011
60Inventor score
Technology areasG03F
Top patents by PatentIndex Score
3 records- 0160US6178028B1Multibeam scanning exposure deviceASAHI OPTICAL CO LTD·Filed 1999·Granted Jan 23, 2001·24 cites·2 claims
- 0259US7136087B2Multi-exposure drawing method and apparatus thereforORC MFG CO LTD·Filed 2002·Granted Nov 14, 2006·7 cites·17 claims
- 0335US2012050705A1Photolithography systemWASHIYAMA HIROYUKI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →