Inventor · disambiguated record
Kazufumi Yawata
Also filed as: YAWATA KAZUFUMI
5 granted patents·23 citations·filing 1974–1977
75Inventor score
Technology areasH01J
Top patents by PatentIndex Score
5 records- 0163US4132920ALuminescent display panel having a transparent and conductive film mainly on a window inside surface of a glass cover and a method of manufacturing the sameNIPPON ELECTRIC KAGOSHIMA LTD·Filed 1976·Granted Jan 2, 1979·11 cites·10 claims
- 0247US4100456ALuminescent display panel comprising a sealing mass for eliminating slow leaks along leadsNIPPON ELECTRIC KAGOSHIMA LTD·Filed 1977·Granted Jul 11, 1978·6 cites·11 claims
- 0327US4070599AMulti-digit luminescent display tube having wider grid frame members on both ends of a series of gridsNIPPON ELECTRIC KAGOSHIMA LIMI·Filed 1977·Granted Jan 24, 1978·3 cites·2 claims
- 0427US4035885AMethod for producing multi-figure luminescent display tubesNIPPON ELECTRIC KAGOSHIMA LTD·Filed 1975·Granted Jul 19, 1977·1 cites·3 claims
- 0527US3958150AMulti-digit luminescence display tube having means for supplying a positive or zero voltage to a selected grid to suppress luminescence of anode segments covered therebyNIPPON ELECTRIC KAGOSHIMA LTD·Filed 1974·Granted May 18, 1976·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →