Inventor · disambiguated record
Kei Chiba
Also filed as: CHIBA KEI
6 granted patents·42 citations·filing 1986–2009
80Inventor score
Top patents by PatentIndex Score
6 records- 0175US8305166B2Electromagnetic relayKOJIMA KATSUTO·Filed 2009·Granted Nov 6, 2012·12 cites·8 claims
- 0262US7372350B2Electromagnetic relayNEC TOKIN CORP·Filed 2005·Granted May 13, 2008·4 cites·14 claims
- 0362US4686500AElectromagnetic relayNEC CORP·Filed 1986·Granted Aug 11, 1987·14 cites·11 claims
- 0452US6873232B2Miniaturizable electromagnetic relayNEC TOKIN CORP·Filed 2004·Granted Mar 29, 2005·8 cites·10 claims
- 0546US6961485B2Optical switchNEC TOKIN IWATE LTD·Filed 2003·Granted Nov 1, 2005·2 cites·20 claims
- 0645US8305167B2Electromagnetic relayCHIDA YOSHIFUMI·Filed 2009·Granted Nov 6, 2012·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →