Inventor · disambiguated record
Jichun Zhou
Also filed as: ZHOU JICHUN
10 granted patents·17 citations·filing 2014–2022
81Inventor score
Files withAPEX BRANDS INC6JACOBS CHUCK MFG SUZHOU COMPANY LTD3JACOBS CHUCK MANUFACTUIRNG SUZHOU COMPANY LTD1
Top patents by PatentIndex Score
10 records- 0172US11660682B2Chuck with locking clutchJACOBS CHUCK MANUFACTUIRNG SUZHOU COMPANY LTD·Filed 2019·Granted May 30, 2023·2 cites·15 claims
- 0269US11511354B2Locking chuck with anti-vibration featureAPEX BRANDS INC·Filed 2017·Granted Nov 29, 2022·1 cites·7 claims
- 0367US10603722B2Locking chuckAPEX BRANDS INC·Filed 2015·Granted Mar 31, 2020·2 cites·19 claims
- 0464US11123806B2Chuck with slip protectionJACOBS CHUCK MFG SUZHOU COMPANY LTD·Filed 2016·Granted Sep 21, 2021·1 cites·13 claims
- 0563US10239127B2Locking chuckAPEX BRANDS INC·Filed 2015·Granted Mar 26, 2019·1 cites·18 claims
- 0658USD741134SKeyless chuckAPEX BRANDS INC·Filed 2014·Granted Oct 20, 2015·10 cites·1 claims
- 0757US12303984B2Chuck with lock sleeveJACOBS CHUCK MFG SUZHOU COMPANY LTD·Filed 2022·Granted May 20, 2025·0 cites·20 claims
- 0855US12202055B2Chuck with locking sleeveJACOBS CHUCK MFG SUZHOU COMPANY LTD·Filed 2021·Granted Jan 21, 2025·0 cites·20 claims
- 0952US11203070B2Self-aligning chuckAPEX BRANDS INC·Filed 2018·Granted Dec 21, 2021·0 cites·14 claims
- 1044US11364547B2Chuck with mode control clutchAPEX BRANDS INC·Filed 2018·Granted Jun 21, 2022·0 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Jichun Zhou 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 →