Inventor · disambiguated record
Po Wan Shum
Also filed as: SHUM PO WAN
3 granted patents·0 citations·filing 2015–2017
38Inventor score
Files withUNIV CITY HONG KONG3
Top patents by PatentIndex Score
3 records- 0143US11453941B2Cerium oxide coating, its preparation and useUNIV CITY HONG KONG·Filed 2017·Granted Sep 27, 2022·0 cites·18 claims
- 0239US10551282B2Apparatus and method for testing performance of an electrosurgical toolUNIV CITY HONG KONG·Filed 2017·Granted Feb 4, 2020·0 cites·22 claims
- 0335US11365481B2Homogeneous and transparent protective coatings for precious metals and copper alloysUNIV CITY HONG KONG·Filed 2015·Granted Jun 21, 2022·0 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Po Wan Shum 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 →