Ambriz; Steven Richard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ambriz; Steven Richard.The latest application filed is for "closure safety interlock with lockout plate for pressure vessel".
- Ambriz; Steven Richard - Missouri City TX
- Ambriz; Steven Richard - US
| Patent | Date |
|---|---|
| Closure Safety Interlock With Lockout Plate For Pressure Vessel App 20160348846 - Ambriz; Steven Richard | 2016-12-01 |
| Curved Ladder for Tank Access App 20160258214 - Ambriz; Steven Richard | 2016-09-08 |
| Handway/Manway Installation Stay Bracket System App 20150096990 - Ambriz; Steven Richard | 2015-04-09 |
| Curved Ladder for Tank Access App 20150090530 - Ambriz; Steven Richard | 2015-04-02 |
| Closure Safety Interlock With Lockout Plate For Pressure Vessel App 20140183194 - AMBRIZ; STEVEN RICHARD | 2014-07-03 |
| Bulk abrasive hopper Grant 8,529,160 - Ambriz September 10, 2 | 2013-09-10 |
| Curved Ladder for Tank Access App 20130140109 - Ambriz; Steven Richard | 2013-06-06 |
| Curved Ladder for Tank Access App 20120241256 - Ambriz; Steven Richard | 2012-09-27 |
| Curved Ladder For Tank Access App 20110186383 - Ambriz; Steven Richard | 2011-08-04 |
| Bulk Abrasive Hopper App 20110056964 - Ambriz; Steven Richard | 2011-03-10 |
| Closure safety interlock for a pressure vessel App 20080190925 - Ambriz; Steven Richard | 2008-08-14 |
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