Bandar Ali AL-QAHTANI

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Riyadh, SA

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Patents Grantslast 30 patents

Information Patent Grant
Auxiliary pressure relief reservoir for crash barrier
- Patent number 8,753,034
- Issue date Jun 17, 2014
- Saudi Arabian Oil Company
- Bandar Ali Al-Qahtani
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Crash barrier with over-pressure relief system
- Patent number 8,360,678
- Issue date Jan 29, 2013
- Saudi Arabian Oil Company
- Bandar Ali Al-Qahtani
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Crash barrier with over-pressure relief system
- Patent number 8,152,406
- Issue date Apr 10, 2012
- Saudi Arabian Oil Company
- Bandar Ali Al-Qahtani
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Auxiliary pressure relief reservoir for crash barrier
- Patent number 8,152,407
- Issue date Apr 10, 2012
- Saudi Arabian Oil Company
- Bandar Ali Al-Qahtani
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
AUXILIARY PRESSURE RELIEF RESERVOIR FOR CRASH BARRIER
- Publication number 20120315086
- Publication date Dec 13, 2012
- Saudi Arabian Oil Company
- Bandar Ali AL-QAHTANI
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
CRASH BARRIER WITH OVER-PRESSURE RELIEF SYSTEM
- Publication number 20120313062
- Publication date Dec 13, 2012
- Saudi Arabian Oil Company
- Bandar Ali AL-QAHTANI
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES