Inventor · disambiguated record
Shoji Koyama
Also filed as: KOYAMA SHOJI
9 granted patents·1 pending application·444 citations·filing 1979–2007
90Inventor score
Top patents by PatentIndex Score
10 records- 0193US4630085AErasable, programmable read-only memory deviceNEC CORP·Filed 1985·Granted Dec 16, 1986·112 cites·3 claims
- 0289US5517044ANon-volatile semiconductor memory device having thin film transistors equipped with floating gatesNEC CORP·Filed 1994·Granted May 14, 1996·95 cites·1 claims
- 0389US5429968AMethod of forming a mask programmable read only memory device with multi-level memory cell arrayNEC CORP·Filed 1994·Granted Jul 4, 1995·91 cites·3 claims
- 0488US5321286ANon-volatile semiconductor memory device having thin film memory transistors stacked over associated selecting transistorsNEC CORP·Filed 1992·Granted Jun 14, 1994·90 cites·1 claims
- 0571US7791111B2Semiconductor device with an opening for cutting a fuseNEC ELECTRONICS CORP·Filed 2007·Granted Sep 7, 2010·7 cites·20 claims
- 0664US5291440ANon-volatile programmable read only memory device having a plurality of memory cells each implemented by a memory transistor and a switching transistor stacked thereonNEC CORP·Filed 1991·Granted Mar 1, 1994·26 cites·13 claims
- 0760US4654510APTC heating apparatusTDK CORP·Filed 1979·Granted Mar 31, 1987·18 cites·4 claims
- 0838US8177019B2Steering device for vehicleKOYAMA SHOJI·Filed 2007·Granted May 15, 2012·1 cites·8 claims
- 0934US2003049920A1Manufacturing method of semiconductor deviceFiled 2002·Application pending·0 cites
- 1033US5274587ANon-volatile programmable read only memory device having memory cells each implemented by a memory transistor and a switching transistor coupled in parallel and method of memorizing a data bitNEC CORP·Filed 1991·Granted Dec 28, 1993·4 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →