Inventor · disambiguated record
Chang Cheng Kung
Also filed as: KUNG CHANG CHENG
3 granted patents·28 citations·filing 2008–2009
69Inventor score
Files withKUNG CHANG CHENG3
Top patents by PatentIndex Score
3 records- 0178US8196708B2Lubricant circulation systemKUNG CHANG CHENG·Filed 2009·Granted Jun 12, 2012·10 cites·4 claims
- 0275US8042813B2Shaft-sealing device for pumpKUNG CHANG CHENG·Filed 2008·Granted Oct 25, 2011·9 cites·7 claims
- 0374US8047549B2Magnetic fluid shaft-sealing deviceKUNG CHANG CHENG·Filed 2009·Granted Nov 1, 2011·9 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Chang Cheng Kung 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 →