Inventor

SUMI TADASHI

JP3 patents

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

MITSUBISHI ELECTRIC CORP

2 patents

US4872143AOct 3, 1989

Pseudo static random access memory employing dynamic memory cells

MITSUBISHI ELECTRIC CORP15 citations66

US4625298ANov 25, 1986

Semiconductor memory device

MITSUBISHI ELECTRIC CORP7 citations66

KONICA CORP

1 patent

US7453592B2Nov 18, 2008

Image processing system

KONICA CORP0 citations40