Inventor
Dennis R. Ahl
Inventor
Sprakers, NY, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Dprimary
F01DNon-positive displacement machines or engines, e.g. steam turbines45%
Y10TTechnical subjects covered by former us classification27%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants9%
F16DCouplings for transmitting rotation9%
F16JPistons9%
PatentTitleYear
6,648,540'Rabbet plate for coupling rotors'20036,631,858'Two-piece steam turbine nozzle box featuring a 360-degree discharge nozzle'20036,402,468'Method and apparatus for axially aligning inner and outer turbine shell components'20026,290,232'Rub-tolerant brush seal for turbine rotors and methods of installation'20015,601,403'Apparatus and methods for modifying a turbine diaphragm for use with a reduced rotor LAN diameter'19975,524,340'Method for modifying a turbine diaphragm for use with a reduced rotor lan diameter'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2003Patents assigned to GEN ELECTRIC (6)· patent assignee history
1996–2003Based in Sprakers, NY, US· patent location history
2003Based in Schenectady, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 6 | 1996–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sprakers, New York, US | 5 | 1996–2003 |
| Schenectady, New York, US | 1 | 2003 |