Inventor
Michael Barrett
Inventor
Austin, TX, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Fprimary
A61FFilters implantable into blood vessels13%
A63HToys, e.g. tops, dolls, hoops or building blocks13%
B08BCleaning in general13%
F01DNon-positive displacement machines or engines, e.g. steam turbines13%
G11BInformation storage based on relative movement between record carrier and transducer13%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers13%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
11,014,125Hand removable, clip on wax guards20216,932,577'Turbine blade airfoil having improved creep capability'20055,794,846'Model railroad track alignment apparatus'19985,520,769'Method for measuring concentration of dopant within a semiconductor substrate'19964,020,506'Tape cartridge with track position indicator'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977Patents assigned to IBM (1)· patent assignee history
1977–1998Based in Austin, TX, US· patent location history
1996Patents assigned to ADVANCED MICRO DEVICES INC (1)· patent assignee history
1998Patents assigned to BLACK BEAR CONSTRUCTION COMPAN (1)· patent assignee history
2005Patents assigned to POWER SYSTEMS MFG LLC (1)· patent assignee history
2005Based in Stuart, FL, US· patent location history
2021Patents assigned to EARGO INC (1)· patent assignee history
2021Based in Campbell, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ADVANCED MICRO DEVICES INC | 1 | 1996 |
| BLACK BEAR CONSTRUCTION COMPAN | 1 | 1998 |
| EARGO INC | 1 | 2021 |
| IBM | 1 | 1977 |
| POWER SYSTEMS MFG LLC | 1 | 2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Austin, Texas, US | 3 | 1977–1998 |
| Campbell, California, US | 1 | 2021 |
| Stuart, Florida, US | 1 | 2005 |