Inventor · disambiguated record
Chang-Hwa Sun
Also filed as: SUN CHANG-HWA
3 granted patents·70 citations·filing 2008–2010
74Inventor score
Technology areasA47L
Top patents by PatentIndex Score
3 records- 0188US8613125B2Vacuum cleanerJEONG KYEONG-SEON·Filed 2008·Granted Dec 24, 2013·34 cites·16 claims
- 0287US8434194B2Nozzle for a vacuum cleanerJEONG KYEONG SEON·Filed 2010·Granted May 7, 2013·19 cites·9 claims
- 0385US9027200B2Upright vacuum cleanerCHONG CHUNG-OOK·Filed 2010·Granted May 12, 2015·17 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when Chang-Hwa Sun files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →