Inventor

YAWATA KAZUFUMI

5 patents

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

NIPPON ELECTRIC KAGOSHIMA LTD

4 patents

US4132920AJan 2, 1979

Luminescent display panel having a transparent and conductive film mainly on a window inside surface of a glass cover and a method of manufacturing the same

NIPPON ELECTRIC KAGOSHIMA LTD11 citations69

US4100456AJul 11, 1978

Luminescent display panel comprising a sealing mass for eliminating slow leaks along leads

NIPPON ELECTRIC KAGOSHIMA LTD6 citations58

US3958150AMay 18, 1976

Multi-digit luminescence display tube having means for supplying a positive or zero voltage to a selected grid to suppress luminescence of anode segments covered thereby

NIPPON ELECTRIC KAGOSHIMA LTD2 citations55

US4035885AJul 19, 1977

Method for producing multi-figure luminescent display tubes

NIPPON ELECTRIC KAGOSHIMA LTD1 citations47

NIPPON ELECTRIC KAGOSHIMA LIMI

1 patent

US4070599AJan 24, 1978

Multi-digit luminescent display tube having wider grid frame members on both ends of a series of grids

NIPPON ELECTRIC KAGOSHIMA LIMI3 citations50