Inventor · disambiguated record
Chi-Hung Lee
Also filed as: LEE CHI-HUNG
18 granted patents·11 pending applications·56 citations·filing 2001–2025
91Inventor score
Files withIND TECH RES INST7LEE CHI-HUNG5MIZUNO KK5XIAMEN PHEASANT HI TECH ALUMINUM CO LTD4VAN NGUYEN THU3
Top patents by PatentIndex Score
29 records- 0189US11524215B2Bat system with performance limiting structure and methods of making sameMIZUNO KK·Filed 2021·Granted Dec 13, 2022·3 cites·20 claims
- 0287US7719767B2Composite light division device and image apparatus using the sameIND TECH RES INST·Filed 2009·Granted May 18, 2010·16 cites·21 claims
- 0377US8421956B2Composite color separation systemLEE CHI-HUNG·Filed 2010·Granted Apr 16, 2013·5 cites·13 claims
- 0474US8998445B2Chronogical energy saving color separate systemLEE CHI-HUNG·Filed 2012·Granted Apr 7, 2015·2 cites·10 claims
- 0573US9851560B2Optical device and projection apparatusIND TECH RES INST·Filed 2015·Granted Dec 26, 2017·2 cites·22 claims
- 0671US8305527B2Color separation systemLEE CHI-HUNG·Filed 2010·Granted Nov 6, 2012·2 cites·18 claims
- 0770US2025367522A1Bat system with performance limiting structure and methods of making sameMIZUNO KK·Filed 2025·Application pending·0 cites
- 0868US10967235B2Bat system with performance limiting structure and methods of making sameMIZUNO KK·Filed 2019·Granted Apr 6, 2021·2 cites·17 claims
- 0968USD832382SBaseball or softball bat handle smart knob having sensors for analyzing swing characteristicsXIAMEN PHEASANT HI TECH ALUMINUM CO LTD·Filed 2017·Granted Oct 30, 2018·13 cites·1 claims
- 1066US10016667B2Baseball/softball bat with shock dissipation characteristics and method of manufacturing sameXIAMEN PHEASANT HI TECH ALUMINUM CO LTD·Filed 2017·Granted Jul 10, 2018·2 cites·21 claims
- 1166US9220962B2Double wall bat and process for manufacturing sameVAN NGUYEN THU·Filed 2013·Granted Dec 29, 2015·4 cites·17 claims
- 1261US10252127B2Baseball/softball bat with outer locking system having shock dissipation characteristicsXIAMEN PHEASANT HI TECH ALUMINUM CO LTD·Filed 2018·Granted Apr 9, 2019·1 cites·24 claims
- 1360US12390706B2Bat system with performance limiting structure and methods of making sameMIZUNO KK·Filed 2022·Granted Aug 19, 2025·0 cites·20 claims
- 1460US7907343B2Composite optical dividing deviceIND TECH RES INST·Filed 2008·Granted Mar 15, 2011·2 cites·6 claims
- 1559US7738174B2System for optical color divisionIND TECH RES INST·Filed 2008·Granted Jun 15, 2010·2 cites·16 claims
- 1654US12194353B2BatMIZUNO KK·Filed 2022·Granted Jan 14, 2025·0 cites·9 claims
- 1753US2023181411A1Visual examining and training deviceWEI CHING HUANG·Filed 2022·Application pending·0 cites
- 1849US11187559B2Code disk, optical detector, optical absolute rotary encoder and encoded-value-outputting method with error detection and correctionIND TECH RES INST·Filed 2019·Granted Nov 30, 2021·0 cites·9 claims
- 1947US2009168625A1Micro-optical pickupLEE CHI-HUNG·Filed 2008·Application pending·0 cites
- 2046US7742234B2Composite optical dividing deviceIND TECH RES INST·Filed 2009·Granted Jun 22, 2010·0 cites·19 claims
- 2146US2015065278A1Multi-component bat and assembly processVAN NGUYEN THU·Filed 2013·Application pending·0 cites
- 2244US2020276484A1Baseball or softball bat with adjustable sound generatorXIAMEN PHEASANT HI TECH ALUMINUM CO LTD·Filed 2019·Application pending·0 cites
- 2343US10247582B2Optical encoding device including an encoding disc having diffracting patternsIND TECH RES INST·Filed 2017·Granted Apr 2, 2019·0 cites·17 claims
- 2443US2013300632A1Display system, display method and portable electronic deviceHON HAI PREC IND CO LTD·Filed 2012·Application pending·0 cites
- 2541US2018361215A1Shock and vibration absorbing system for baseball and softball batsVAN NGUYEN THU·Filed 2017·Application pending·0 cites
- 2639US2012218776A1Composite color separation systemLEE CHI-HUNG·Filed 2012·Application pending·0 cites
- 2737US2014323042A1Watch with wireless communication functionalityHON HAI PREC IND CO LTD·Filed 2013·Application pending·0 cites
- 2827US2003022594A1Polishing assistant apparatus of polishing assistant systemWINBOND ELECTRONICS CORP·Filed 2001·Application pending·0 cites
- 2925US2002102917A1Polishing method using dynamic feedback recipeFiled 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Chi-Hung Lee 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 →