Richard J. Bowers

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Akron, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Removable and replaceable anchored tunnel gasket
- Patent number 11,401,810
- Issue date Aug 2, 2022
- Vertex, Inc.
- William C. Andrick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Removable and replaceable anchored tunnel gasket
- Patent number 10,954,668
- Issue date Mar 23, 2021
- Vertex, Inc.
- William C. Andrick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Removable and replaceable anchored frame-like tunnel gasket constru...
- Patent number 10,662,643
- Issue date May 26, 2020
- Vertex, Inc.
- William C. Andrick
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
REMOVABLE AND REPLACEABLE ANCHORED TUNNEL GASKET
- Publication number 20210079791
- Publication date Mar 18, 2021
- Vertex, Inc.
- William C. Andrick
- E21 - EARTH DRILLING MINING
Information Patent Application
REMOVABLE AND REPLACEABLE ANCHORED FRAME-LIKE TUNNEL GASKET CONSTRU...
- Publication number 20190226202
- Publication date Jul 25, 2019
- Vertex, Inc.
- William C. Andrick
- E21 - EARTH DRILLING MINING
Information Patent Application
REMOVABLE AND REPLACEABLE ANCHORED TUNNEL GASKET
- Publication number 20190226340
- Publication date Jul 25, 2019
- Vertex, Inc.
- William C. Andrick
- B28 - WORKING CEMENT, CLAY, OR STONE