David Magnusen

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Suspended translating platform
- Patent number 12,134,903
- Issue date Nov 5, 2024
- PERI Formwork Systems, Inc.
- David Magnusen
- E04 - BUILDING
Information Patent Grant
Support waler and method of striking formwork
- Patent number 12,031,340
- Issue date Jul 9, 2024
- PERI Formwork Systems, Inc.
- David Magnusen
- E04 - BUILDING
Information Patent Grant
Suspended translating platform
- Patent number 11,408,188
- Issue date Aug 9, 2022
- PERI Formwork Systems, Inc.
- David Magnusen
- E04 - BUILDING
Information Patent Grant
Climbing support subsystem
- Patent number 11,248,382
- Issue date Feb 15, 2022
- Peri AG
- David Magnusen
- E04 - BUILDING