Inventor · disambiguated record
Fukyuen Cheng
Also filed as: CHENG FUKYUEN
3 granted patents·452 citations·filing 2005–2008
80Inventor score
Files withJOHNSON & SON INC S C3
Top patents by PatentIndex Score
3 records- 0197US7832048B2Methods to prevent wheel slip in an autonomous floor cleanerJOHNSON & SON INC S C·Filed 2008·Granted Nov 16, 2010·136 cites·18 claims
- 0297US7389166B2Methods to prevent wheel slip in an autonomous floor cleanerJOHNSON & SON INC S C·Filed 2005·Granted Jun 17, 2008·158 cites·9 claims
- 0395US7578020B2Surface treating device with top load cartridge-based cleaning systemJOHNSON & SON INC S C·Filed 2005·Granted Aug 25, 2009·158 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →