Leo Joseph Tomperi

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Brooklyn Park, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Fire-rated elevator door frame and transom flush with door
- Patent number 11,512,524
- Issue date Nov 29, 2022
- Jashan Deshan Eison
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Fire-rated sliding glass elevator door
- Patent number 10,683,697
- Issue date Jun 16, 2020
- EP Acquisition, Inc.
- Julie Ann Clauson
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
FIRE-RATED SLIDING GLASS ELEVATOR DOOR
- Publication number 20190376335
- Publication date Dec 12, 2019
- EP Acquisition, Inc.
- Julie Ann Clauson
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES