Inventor · disambiguated record
Chih-An Ku
Also filed as: KU CHIH-AN
3 granted patents·2 pending applications·1 citations·filing 2010–2021
47Inventor score
Technology areasH10P
Top patents by PatentIndex Score
5 records- 0155US10758946B2Device of cleaning brushTUNG AN DEV LTD·Filed 2019·Granted Sep 1, 2020·1 cites·8 claims
- 0236US2023178360A1Device Having Cleaning BodiesTUNG AN DEV LTD·Filed 2021·Application pending·0 cites
- 0335US11109667B2Device of bi-spiral cleaning brushTUNG AN DEV LTD·Filed 2019·Granted Sep 7, 2021·0 cites·7 claims
- 0425US2010212100A1Cleaning Apparatus for Sophisticated Electric DeviceTUNG AN DEV LTD·Filed 2010·Application pending·0 cites
- 0517US8950032B2Cleaning cylinder apparatusCHENG TUNG-CHUNG·Filed 2011·Granted Feb 10, 2015·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Chih-An Ku 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 →