Inventor · disambiguated record
Yugo Tomioka
Also filed as: TOMIOKA YUGO
12 granted patents·656 citations·filing 1993–2002
93Inventor score
Top patents by PatentIndex Score
12 records- 0197US5596527AElectrically alterable n-bit per cell non-volatile memory with reference cellsNIPPON STEEL CORP·Filed 1995·Granted Jan 21, 1997·251 cites·5 claims
- 0296US5418743AMethod of writing into non-volatile semiconductor memoryNIPPON STEEL CORP·Filed 1993·Granted May 23, 1995·158 cites·13 claims
- 0387US5640032ANon-volatile semiconductor memory device with improved rewrite speedNIPPON STEEL CORP·Filed 1995·Granted Jun 17, 1997·80 cites·26 claims
- 0486US5793081ANonvolatile semiconductor storage device and method of manufacturingNIPPON STEEL CORP·Filed 1997·Granted Aug 11, 1998·60 cites·8 claims
- 0571US5796140ANonvolatile semiconductor memory device and a method of making the sameNIPPON STEEL CORP·Filed 1995·Granted Aug 18, 1998·35 cites·10 claims
- 0652US5641989ASemiconductor device having field-shield isolation structures and a method of making the sameNIPPON STEEL CORP·Filed 1995·Granted Jun 24, 1997·20 cites·18 claims
- 0749US5668756AMulti-value level type non-volatile semiconductor memory unit and method of rewriting the sameNIPPON STEEL CORP·Filed 1995·Granted Sep 16, 1997·13 cites·27 claims
- 0843US6656816B2Method for manufacturing semiconductor deviceUMC JAPAN·Filed 2002·Granted Dec 2, 2003·1 cites·16 claims
- 0942US5343062ASemiconductor memory having a memory cell including a capacitor with a two-layer lower electrodeNIPPON STEEL CORP·Filed 1993·Granted Aug 30, 1994·9 cites·10 claims
- 1041US5355023ASemiconductor device having conducting layers connected through contact holesNIPPON STEEL CORP·Filed 1993·Granted Oct 11, 1994·15 cites·10 claims
- 1140US5869376AProduction method for semiconductor device having field-shield isolation structureNIPPON STEEL SEMICONDUCTOR·Filed 1996·Granted Feb 9, 1999·10 cites·8 claims
- 1234US5754464AMask ROM with field shield transistors functioning as memory cells and method of reading data thereofNIPPON STEEL SEMICONDUCTOR·Filed 1996·Granted May 19, 1998·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →