Leonard J. Doolin

Person

Southbury, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Rotor blade pitch horn assembly
- Patent number 10,752,347
- Issue date Aug 25, 2020
- Sikorsky Aircraft Corporation
- Lance Halcom
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Composite pre-preg ply having tailored dielectrical properties and...
- Patent number 6,682,619
- Issue date Jan 27, 2004
- Sikorsky Aircraft Corporation
- William Cermignani
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus and method for adjusting rotor blade tracking
- Patent number 5,913,659
- Issue date Jun 22, 1999
- United Technologies Corporation
- Leonard J. Doolin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Main rotor pitch control rod subassembly
- Patent number 5,431,540
- Issue date Jul 11, 1995
- United Technologies Corporation
- Leonard J. Doolin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Advanced composite rotor blade
- Patent number 5,346,367
- Issue date Sep 13, 1994
- United Technologies Corporation
- Leonard J. Doolin
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Mid-beam jointed reconfigurable bearingless main rotor assembly
- Patent number 5,263,821
- Issue date Nov 23, 1993
- United Technologies Corporation
- William L. Noehren
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Helicopter with retractable rotor for transport
- Patent number 5,209,429
- Issue date May 11, 1993
- United Technologies Corporation
- Leonard J. Doolin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Main rotor pitch control rod assembly with passive locking feature
- Patent number 5,174,677
- Issue date Dec 29, 1992
- The United States of America as represented by the Department of the Army
- Leonard J. Doolin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Elastomeric swashplate configuration for helicopters
- Patent number 5,074,494
- Issue date Dec 24, 1991
- United Technologies Corporation
- Leonard J. Doolin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Composite scissors for a swashplate
- Patent number 5,067,875
- Issue date Nov 26, 1991
- United Technologies Corporation
- Dave H. Hunter
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Composite helicopter rotor hub
- Patent number 4,818,179
- Issue date Apr 4, 1989
- United Technologies Corporation
- Thomas J. Toner
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

Information Patent Application
ROTOR BLADE PITCH HORN ASSEMBLY
- Publication number 20170217583
- Publication date Aug 3, 2017
- SIKORSKY AIRCRAFT CORPORATION
- Lance Halcom
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Composite pre-preg ply having tailored dielectrical properties and...
- Publication number 20030017335
- Publication date Jan 23, 2003
- William Cermignani
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Leonard J. Doolin

Person

Patents Grantslast 30 patents

Rotor blade pitch horn assembly

Composite pre-preg ply having tailored dielectrical properties and...

Apparatus and method for adjusting rotor blade tracking

Main rotor pitch control rod subassembly

Advanced composite rotor blade

Mid-beam jointed reconfigurable bearingless main rotor assembly

Helicopter with retractable rotor for transport

Main rotor pitch control rod assembly with passive locking feature

Elastomeric swashplate configuration for helicopters

Composite scissors for a swashplate

Composite helicopter rotor hub

Patents Applicationslast 30 patents

ROTOR BLADE PITCH HORN ASSEMBLY

Composite pre-preg ply having tailored dielectrical properties and...