Frederick J Perry
Inventor
Stats
- 8 US patents issued
- 8 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 8 US Patents Issued
- 8 US Applications Filed
- 140 Total Citation Count
- Mar 8, 1994 Most Recent Filing
- Mar 13, 1981 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| Westland plc | 1
| 1984
|
| Westland Aircraft Limited | 1
| 1981
|
| WESTLAND PLC, YEOVIL | 1
| 1984
|
| WESTLAND HELICOPTERS LIMITED | 1
1 2 1 1 | 1989
1990 1991 1992 1994 |
Inventor Addresses
| Address | Duration |
|---|---|
| Sherborne, GB2 | Jan 24, 84 - Jan 24, 84 |
| Yeovil, GB2 | May 26, 87 - Feb 20, 96 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B63H: | MARINE PROPULSION OR STEERING | 1 |
| B64C: | AEROPLANES; HELICOPTERS | 8 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 5492448 | 1996 | Rotary blades | 34 |
| 5246344 | 1993 | Helicopter rotor blade with improved performance characteristics | 9 |
| 5205715 | 1993 | Helicopter rotor blades | 6 |
| 5199851 | 1993 | Helicopter rotor blades | 11 |
| 5100294 | 1992 | Helicopter rotors | 7 |
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