Roger Frank

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New Berlin, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Erector scaffold deck fall arrest assembly
- Patent number 9,416,552
- Issue date Aug 16, 2016
- Tractel Ltd
- Stig Karlsen
- E04 - BUILDING
Information Patent Grant
End cap system for scaffolding planks
- Patent number 6,076,991
- Issue date Jun 20, 2000
- Safway Steel Products, Inc.
- Stig Karlsen
- E04 - BUILDING
Information Patent Grant
Guard rail stud adapter
- Patent number 6,062,341
- Issue date May 16, 2000
- Safway Steel Products Inc.
- Roger Frank
- E04 - BUILDING
Information Patent Grant
End cap system for scaffolding planks
- Patent number 5,762,441
- Issue date Jun 9, 1998
- Safway Steel Products, Inc.
- Stig Karlsen
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Erector Scaffold Deck Fall Arrest Assembly
- Publication number 20100089693
- Publication date Apr 15, 2010
- THYSSENKRUPP SAFWAY, INC.
- Stig Karlsen
- E04 - BUILDING
Information Patent Application
Public Access Stair System
- Publication number 20080196330
- Publication date Aug 21, 2008
- Roger S. Frank
- E04 - BUILDING
Information Patent Application
Scaffold system with telescoping access ladder and resiliently hing...
- Publication number 20050077107
- Publication date Apr 14, 2005
- Scott D. Libert
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS