Darryl T. Wrolson

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Minnetrista, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Accessible swing
- Patent number 12,239,918
- Issue date Mar 4, 2025
- Landscape Structures Inc.
- Bryant A Jones
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Accessible swing
- Patent number 11,938,411
- Issue date Mar 26, 2024
- Landscape Structures Inc.
- Bryant A Jones
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Play structure clamp and system
- Patent number 10,987,533
- Issue date Apr 27, 2021
- Landscape Structures, Inc.
- Darryl T. Wrolson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
ACCESSIBLE SWING
- Publication number 20240252934
- Publication date Aug 1, 2024
- LANDSCAPE STRUCTURES INC.
- Bryant A. JONES
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
CONNECTOR FOR COMMERCIAL PLAYGROUND EQUIPMENT
- Publication number 20240240696
- Publication date Jul 18, 2024
- LANDSCAPE STRUCTURES INC.
- Darryl T. WROLSON
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PLAY SYSTEMS INCORPORATING A BALANCED CROSSPIECE CONCEPT
- Publication number 20240238635
- Publication date Jul 18, 2024
- LANDSCAPE STRUCTURES INC.
- Victoria OLLHOFF
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
ACCESSIBLE SWING
- Publication number 20220062780
- Publication date Mar 3, 2022
- LANDSCAPE STRUCTURES INC.
- Bryant A. JONES
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
PLAY STRUCTURE CLAMP AND SYSTEM
- Publication number 20180126206
- Publication date May 10, 2018
- LANDSCAPE STRUCTURES INC.
- Darryl T. Wrolson
- A63 - SPORTS GAMES AMUSEMENTS