Assignee
CHAU WAI KIN
US·2 granted patents·3 citations·filing 2017–2017
Top patents by PatentIndex Score
2 records- 0171US10302303B2Cigarette lighter for safely moving through dangerous areas and method of useCHAU WAI KIN·Filed 2017·Granted May 28, 2019·3 cites·43 claims
- 0241US10334992B2Rotary unit for selectively adding additives to water in a conventional bathtub automaticallyCHAU WAI KIN·Filed 2017·Granted Jul 2, 2019·0 cites·28 claims
Join the waitlist — get patent alerts
Get an alert when CHAU WAI KIN files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →