Inventor · disambiguated record
Chang Yuan Lee
Also filed as: LEE CHANG YUAN
3 granted patents·4 citations·filing 2006–2009
57Inventor score
Top patents by PatentIndex Score
3 records- 0154US7477838B2Light box for optical module testUMA TECHNOLOGY INC·Filed 2006·Granted Jan 13, 2009·2 cites·8 claims
- 0252US7869017B2Test apparatus and test method having a plurality of combinations of object distancesUMA TECHNOLOGY INC·Filed 2009·Granted Jan 11, 2011·1 cites·19 claims
- 0335US8169603B2Lens-testing apparatus and lens-testing method having a plurality of combinations of object distancesLEE CHANG YUAN·Filed 2009·Granted May 1, 2012·1 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Chang Yuan 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 →