Inventor
David G. Walhood
Inventor
Scottsdale, AZ, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y02Tprimary
Y02TClimate change mitigation technologies related to transportation36%
F01DNon-positive displacement machines or engines, e.g. steam turbines18%
F02CGas-turbine plants18%
F23RGenerating combustion products of high pressure or high velocity, e.g. gas-turbine combustion chambers18%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants9%
PatentTitleYear
8,127,552'Transition scrolls for use in turbine engine assemblies'20127,954,326'Systems and methods for cooling gas turbine engine transition liners'20117,000,400'Temperature variance reduction using variable penetration dilution jets'20066,971,241'Dual mode power unit having a combustor bypass system'20055,497,611'Process for the cooling of an auto-ignition combustion chamber'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Patents assigned to ABB MANAGEMENT AG (1)· patent assignee history
1996Based in Nussebaumen, CH· patent location history
2005–2012Patents assigned to HONEYWELL INT INC (4)· patent assignee history
2005–2012Based in Scottsdale, AZ, US· patent location history
2012Patents assigned to CRITCHLEY IAN L (1)· patent assignee history
2012Patents assigned to KUJALA STONY W (1)· patent assignee history
2012Patents assigned to SCHUMACHER JURGEN C (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HONEYWELL INT INC | 4 | 2005–2012 |
| ABB MANAGEMENT AG | 1 | 1996 |
| CRITCHLEY IAN L | 1 | 2012 |
| KUJALA STONY W | 1 | 2012 |
| SCHUMACHER JURGEN C | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Scottsdale, AZ, US | 4 | 2005–2012 |
| Nussebaumen, CH | 1 | 1996 |