Inventor · disambiguated record
Chun Kai Zheng
Also filed as: ZHENG CHUN KAI
7 granted patents·25 citations·filing 2008–2012
80Inventor score
Files withZHEJIANG KEDU ELECTRIC MFG CO3ZHENG CHUN KAI2ZHEJIANG KEDU ELECTRIC MEG CO LTD1ZHEJIANG KEDU ELECTRIC MFG CO LTD1
Top patents by PatentIndex Score
7 records- 0157US8022299B2Rotatory emergency stop cover with plug-in unitZHEJIANG KEDU ELECTRIC MFG CO LTD·Filed 2008·Granted Sep 20, 2011·4 cites·11 claims
- 0252USD615047SKeyed emergency stop coverZHEJIANG KEDU ELECTRIC MFG CO·Filed 2009·Granted May 4, 2010·8 cites·1 claims
- 0349US8125748B2Ground fault circuit interrupterZHENG CHUN KAI·Filed 2008·Granted Feb 28, 2012·5 cites·4 claims
- 0445USD605606SKeyed emergency stop switchZHEJIANG KEDU ELECTRIC MFG CO·Filed 2008·Granted Dec 8, 2009·7 cites·1 claims
- 0535US9165728B2On/off switch with contacts for electrical circuits and appliancesZHENG CHUN KAI·Filed 2012·Granted Oct 20, 2015·0 cites·9 claims
- 0635US8013246B2Push-in emergency stop cover with plug-in unitZHEJIANG KEDU ELECTRIC MEG CO LTD·Filed 2008·Granted Sep 6, 2011·0 cites·12 claims
- 0729USD596144SKeyed emergency stop coverZHEJIANG KEDU ELECTRIC MFG CO·Filed 2008·Granted Jul 14, 2009·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →