Inventor · disambiguated record
Fumiaki Yonai
Also filed as: YONAI FUMIAKI
3 granted patents·32 citations·filing 1974–1989
70Inventor score
Technology areasH01J
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0163US5028898AColor cathode-ray tube having deflection yokeHITACHI LTD·Filed 1989·Granted Jul 2, 1991·13 cites·60 claims
- 0260US4924140AColor picture tube of shadow mask type with particular faceplate panel structureHITACHI LTD·Filed 1988·Granted May 8, 1990·12 cites·5 claims
- 0354US3949411AExposure apparatusHITACHI LTD·Filed 1974·Granted Apr 6, 1976·7 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →