Inventor · disambiguated record
Charles Mackenzie-Smith
Also filed as: MACKENZIE-SMITH CHARLES
3 granted patents·0 citations·filing 2020–2023
43Inventor score
Technology areasB66B
Files withG A L MFG COMPANY LLC3
Top patents by PatentIndex Score
3 records- 0173US11731858B2Elevator door roller and track replacementG A L MFG COMPANY LLC·Filed 2023·Granted Aug 22, 2023·0 cites·7 claims
- 0263US11623846B2Elevator door roller and track replacementG A L MFG COMPANY LLC·Filed 2020·Granted Apr 11, 2023·0 cites·13 claims
- 0361US11772937B2Elevator car door control systemG A L MFG COMPANY LLC·Filed 2022·Granted Oct 3, 2023·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Charles Mackenzie-Smith 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 →