Inventor
Joseph J. Zierer
Inventor
Fort Worth, TX, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B64Cprimary
B64CAeroplanes28%
H02KDynamo-electric machines17%
B63HMarine propulsion or steering6%
E21BEarth or rock drilling6%
F01DNon-positive displacement machines or engines, e.g. steam turbines6%
F03DWind motors6%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g6%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants6%
F16CShafts6%
F16KValves6%
PatentTitleYear
11,095,198Electric machine assembly with reduced rotor post leakage202111,081,917Electric machine and a turbo machine having the same202110,910,920Magnetic shield for a superconducting generator20219,988,875System and method for controlling flow in a well production system20187,665,969'Assembly for providing flexure to blade system'20106,921,249'Main rotor shear restraint'20056,764,280'Multi-bladed tail rotor hub design for coriolis relief'20046,371,681'Anti-rotation clip'20025,031,858'Apparatus and method for folding and locking rotor blades'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2010Patents assigned to BELL HELICOPTER TEXTRON INC (4)· patent assignee history
1991–2010Based in Fort Worth, TX, US· patent location history
2005Patents assigned to US NAVY (1)· patent assignee history
2018–2021Patents assigned to GEN ELECTRIC (4)· patent assignee history
2018–2021Based in Niskayuna, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BELL HELICOPTER TEXTRON INC | 4 | 1991–2010 |
| GEN ELECTRIC | 4 | 2018–2021 |
| US NAVY | 1 | 2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fort Worth, Texas, US | 5 | 1991–2010 |
| Niskayuna, New York, US | 4 | 2018–2021 |