Inventor

HAGURA TSUKASA

JP4 patents

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

RENESAS TECH CORP

2 patents

US6717878B2Apr 6, 2004

Semiconductor device

RENESAS TECH CORP20 citations91

US6693838B2Feb 17, 2004

Semiconductor memory device equipped with refresh timing signal generator

RENESAS TECH CORP13 citations83

MITSUBISHI ELECTRIC CORP

2 patents

US6140862AOct 31, 2000

Semiconductor circuit device having internal power supply circuit

MITSUBISHI ELECTRIC CORP16 citations80

US5341340AAug 23, 1994

Semiconductor memory device and operating method

MITSUBISHI ELECTRIC CORP17 citations70