Inventor

NAKAYAMA SADAO

JP9 patents

⚠️ This page may combine multiple inventors who share the name “NAKAYAMA SADAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NEC CORP

3 patents

US6472608B2Oct 29, 2002

Semiconductor device

NEC CORP54 citations94

US5838626ANov 17, 1998

Non-volatile memory

NEC CORP13 citations71

US5808936ASep 15, 1998

Nonvolatile memory for trapping electrons in selected cells during a period inversely variable with a write-in voltage

NEC CORP7 citations71

RENESAS ELECTRONICS CORP

2 patents

US9373593B2Jun 21, 2016

Semiconductor device and method of manufacturing the same

RENESAS ELECTRONICS CORP0 citations50

US9159681B2Oct 13, 2015

Semiconductor device and method of manufacturing the same

RENESAS ELECTRONICS CORP1 citations50

NIIGATA POWER SYSTEMS CO LTD

2 patents

US7066131B2Jun 27, 2006

Cylinder head

NIIGATA POWER SYSTEMS CO LTD1 citations50

US7066164B2Jun 27, 2006

Engine, engine exhaust temperature controlling apparatus, and controlling method

NIIGATA POWER SYSTEMS CO LTD0 citations40

NEC ELECTRONICS CORP

1 patent

US6958532B1Oct 25, 2005

Semiconductor storage device

NEC ELECTRONICS CORP30 citations90

NIIGATA ENGINEERING CO LTD

1 patent

US6209511B1Apr 3, 2001

Lean combustion gas engine

NIIGATA ENGINEERING CO LTD19 citations89