Inventor · disambiguated record
Yongsen Chai
Also filed as: CHAI YONGSEN
5 granted patents·87 citations·filing 2001–2003
80Inventor score
Top patents by PatentIndex Score
5 records- 0187USD452255SFreezer with drawer belowHAIER GROUP CORP·Filed 2001·Granted Dec 18, 2001·45 cites·1 claims
- 0268US6449976B1Horizontal freezer with drawersHAIER GROUP CORP·Filed 2001·Granted Sep 17, 2002·19 cites·15 claims
- 0360USD491542SMobile phoneHAIER GROUP CORP·Filed 2002·Granted Jun 15, 2004·15 cites·1 claims
- 0452US7215980B2Pen-type mobile telephoneQINGDAO HAIER TELECOM CO LTD·Filed 2003·Granted May 8, 2007·7 cites·12 claims
- 0542US7475445B2Counter-rotation wash method and transmission machineHAIER GROUP CORP·Filed 2002·Granted Jan 13, 2009·1 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →