Dubois; Herman M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dubois; Herman M..The latest application filed is for "seat insert for a cryogenic ball valve".
- Dubois; Herman M. - Duffel BE
- Dubois; Herman M. - Kontich BE
| Patent | Date |
|---|---|
| Ball valve seal Grant 11,448,321 - Kustermans , et al. September 20, 2 | 2022-09-20 |
| Seals Grant 11,428,321 - Dubois August 30, 2 | 2022-08-30 |
| Seat Insert For A Cryogenic Ball Valve App 20220196161 - BURLOT; Philippe ; et al. | 2022-06-23 |
| Seal Stack Assembly For Reciprocating Pump App 20220163118 - Maffezzoli; Andrea ; et al. | 2022-05-26 |
| Seat insert in a ball valve for cryogenic applications Grant 11,326,700 - Dubois , et al. May 10, 2 | 2022-05-10 |
| Anti-thermal Shrinkage Support Ring For A Dynamic Radial Seal App 20220025973 - DUBOIS; Herman M. ; et al. | 2022-01-27 |
| Flexible Cryogenic Seal App 20210254716 - BURLOT; Philippe ; et al. | 2021-08-19 |
| Seat Insert In A Ball Valve For Cryogenic Applications App 20210199203 - DUBOIS; Herman M. ; et al. | 2021-07-01 |
| Seal, assembly, and methods of using the same Grant 10,914,383 - Kustermans , et al. February 9, 2 | 2021-02-09 |
| Seals App 20200300367 - Caglio; Simone ; et al. | 2020-09-24 |
| Ball Valve Seal App 20200041002 - KUSTERMANS; Jan ; et al. | 2020-02-06 |
| Valve and choke stem packing assemblies Grant 10,415,719 - Leboeuf , et al. Sept | 2019-09-17 |
| Seal, Assembly, And Methods Of Using The Same App 20180328492 - KUSTERMANS; Jan ; et al. | 2018-11-15 |
| Seals App 20160319936 - Dubois; Herman M. | 2016-11-03 |
| Valve And Choke Stem Packing Assemblies App 20150102247 - Leboeuf; Mathilde ; et al. | 2015-04-16 |
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