Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11389856 | Expanding tool and method | David S. Pearl, II, Dragan Bukur, David Foster | 2022-07-19 |
| 11268742 | Refrigerant charging tool and method | David S. Pearl, II, Dragan Bukur, David Foster | 2022-03-08 |
| 11143445 | Refrigeration hose with multiple access points and method of evacuating an air conditioning or refrigeration unit using the same | David Foster | 2021-10-12 |
| 10281067 | High pressure fitting | David S. Pearl, II, Dragan Bukur | 2019-05-07 |
| 10226810 | Expanding tool and method | David S. Pearl, II, Dragan Bukur, David Foster | 2019-03-12 |
| 10066769 | High pressure fitting | David S. Pearl, II, Dragan Bukur | 2018-09-04 |
| 9987730 | Dual function adapter and method | David S. Pearl, II, David Foster, Dragan Bukur | 2018-06-05 |
| 9897237 | Method of coupling high pressure fitting | David S. Pearl, II, Dragan Bukur | 2018-02-20 |
| 9803901 | Vaporizing refrigerant charging tool with visual inspection window | David S. Pearl, II, Dragon Bukur, David Foster | 2017-10-31 |
| 9383046 | High pressure fitting | David S. Pearl, II, Dragan Bukur | 2016-07-05 |
| 9328870 | Flow regulator for nitrogen purging, system and method | David S. Pearl, II, Dragan Bukur, David Foster | 2016-05-03 |
| D465259 | Manifold body | Dragan Bukur | 2002-11-05 |
| D453953 | Manifold | — | 2002-02-26 |
| 6318173 | Gauge having an indicia-bearing insert | — | 2001-11-20 |
| 6094983 | Gauge having an indicia-bearing insert | — | 2000-08-01 |
| 4294481 | Gas cylinder carrier | — | 1981-10-13 |