JOHNSTON; Barry
Patent Applications and Registrations
Patent applications and USPTO patent grants for JOHNSTON; Barry.The latest application filed is for "overhead conductor with self-cleaning coating".
- JOHNSTON; Barry - Chester GB
- Johnston; Barry - Orkney GB
- Johnston; Barry - Bakersfield CA
- Johnston; Barry - Baltimore MD
- Johnston; Barry - Washington DC
Trademarks
| Patent | Date |
|---|---|
| Overhead Conductor With Self-cleaning Coating App 20210246320 - COOGAN; Niall ; et al. | 2021-08-12 |
| Water current powered generating apparatus Grant 8,272,831 - Johnston September 25, 2 | 2012-09-25 |
| Water Current Powered Generating Apparatus App 20110131970 - Johnston; Barry ; et al. | 2011-06-09 |
| Calf pen feeder bucket Grant D589,214 - Johnston March 24, 2 | 2009-03-24 |
| Water Current Powered Generating Apparatus App 20080258465 - Johnston; Barry | 2008-10-23 |
| Floating river debris skimmer Grant 6,860,677 - Johnston March 1, 2 | 2005-03-01 |
| Floating river debris skimmer App 20040115003 - Johnston, Barry | 2004-06-17 |
| Multicyclinder self-starting uniflow engine Grant 4,947,731 - Johnston August 14, 1 | 1990-08-14 |
| Closed loop recirculation system for a working fluid with regeneration Grant 4,805,410 - Johnston February 21, 1 | 1989-02-21 |
| Closed loop solar collector system Grant 4,286,579 - Johnston September 1, 1 | 1981-09-01 |
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