Stiehl; Ivan Lee
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stiehl; Ivan Lee.The latest application filed is for "thermal expansion compensating device and method of use".
- Stiehl; Ivan Lee - Burlington CA
| Patent | Date |
|---|---|
| Thermal Expansion Compensating Device And Method Of Use App 20220049808 - Leung; Martin Kwan Yu ; et al. | 2022-02-17 |
| Thermal expansion compensating device and method of use Grant 11,193,618 - Leung , et al. December 7, 2 | 2021-12-07 |
| Releasable Connect/disconnect Fitting Connection App 20210033232 - Simon; Jis ; et al. | 2021-02-04 |
| Water heater venting assembly Grant D906,496 - Leung , et al. December 29, 2 | 2020-12-29 |
| Releasable connect/disconnect fitting connection Grant 10,844,988 - Simon , et al. November 24, 2 | 2020-11-24 |
| Fitting Grant D888,901 - Simon , et al. | 2020-06-30 |
| Fitting Grant D874,619 - Simon , et al. Fe | 2020-02-04 |
| Thermal expansion device Grant D857,858 - Leung , et al. A | 2019-08-27 |
| Thermal Expansion Compensating Device And Method Of Use App 20190162349 - Leung; Martin Kwan Yu ; et al. | 2019-05-30 |
| Water heater venting assembly Grant 10,088,156 - Leung , et al. October 2, 2 | 2018-10-02 |
| Releasable Connect/disconnect Fitting Connection App 20180252347 - Simon; Jis ; et al. | 2018-09-06 |
| Water Heater Venting Assembly App 20170356646 - LEUNG; Martin Kwan Yu ; et al. | 2017-12-14 |
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