• The Dee Howard Legacy

    The Dee Howard Legacy

    Dee and his first employee, Ed Swearingen, Jr., standing in front of the first Howard Aero building in 1947. Years later Dee, ever the salesman, boarding one of his Howard Aero built aircraft for a sales trip.

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  • The Dee Howard Career Timeline

    The Dee Howard Career Timeline

    Before Dee formed Howard Aero he joined the newly formed Slick Airways, founded in 1946 by Earl Slick, one of the first post-World War II cargo airlines. Dee is in the last row standing at the far right wearing the hat.

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  • Dee Howard Innovations: The Howard 500

    Dee Howard Innovations: The Howard 500

    Tony Phillippi’s Howard 500 aircraft–N500HP flying over the Mississippi River in Minnesota. The Howard Aero designed, manufactured, and certified Howard 500 received an FAA Type Certificate (TC) as an all new pressurized aircraft.

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  • Howard Aero: Howard Super Ventura

    Howard Aero: Howard Super Ventura

    Howard Aero’s first major program was to extensively modify and remanufacture the Lockheed Ventura medium bomber into a high performance long range business aircraft that became the Howard Super Ventura.

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  • The Dee Howard Company

    The Dee Howard Company

    DHC flight test BAC 1-11 equipped with Rolls Royce Tay 650 engines and DHC state of the art cold flow thrust reversers flying over The Dee Howard Co. The wings from this aircraft are on permanent display at the San Antonio International Airport.

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  • Giving Back by Enabling Scholarships

    Giving Back by Enabling Scholarships

    Dee started his working career as an automobile mechanic and maintained his love for cars throughout his career. Here Dee is standing with some of his award winning classic cars, all of which were rebuilt by Dee and his team with attention to every detail.

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Patents / Certificates

Dee had over forty US and foreign patents issued in his name for both aviation and automotive products and the aviation companies which he founded and which bore his name held more than one hundred FAA Supplemental Types Certificates (STCs) and Type Certificate (TC).

The following is a partial listing of each.

 I. Patents

List of U.S. Patents* Issued to

Durrell U. (“Dee”) Howard

  

Tab#  

  

Title

  
  

Patent No.

  
  

Issue Date

  
  

1

  
  

Reserve Fuel Systems

  
  

3,326,264

  
  

20 June 1967

  
  

2

  
  

Reserve Fuel Supply Systems

  
  

3,390,698

  
  

2 July 1968

  
  

3

  
  

Vehicle Flush Toilet

  
  

3,418,664

  
  

31 Dec 1968

  
  

4

  
  

Integral Fuel Tank

  
  

3,420,477

  
  

7 Jan 1969

  
  

5

  
  

Aircraft Main Spare Modification

  
  

3,542,320

  
  

24 Nov 1970

  
  

6

  
  

Vehicle Flush Toilet

  
  

3,609,772

  
  

5 Oct 1971

  
  

7

  
  

Sanitary Vehicle Closet

  
  

3,611,446

  
  

12 Oct 1971

  
  

8

  
  

Sanitary Closet

  
  

3,611,447

  
  

12 Oct 1971

  
  

9

  
  

Vehicle Flush Toilet

  
  

RE 27,833-Reissue of 3.418,664

  
  

11 Dec 1973

  
  

10

  
  

Trailer Coupling Means

  
  

3,825,281

  
  

23 July 1974

  
  

11

  
  

Self-Contained Sanitary Closet for Vehicles or the Like

  
  

3,858,249

  
  

7 Jan 1975

  
  

12

  
  

Apparatus for Monitoring the Condition of a Filter

  
  

3,934,543

  
  

27 Jan 1976

  
  

13

  
  

Trailer Coupling Means

  
  

3,994,510

  
  

30 Nov 1976

  
  

14

  
  

Adjustable Suspension Assembly

  
  

4,211,429

  
  

8 July 1980

  
  

15

  
  

Steering Assembly for Towed Vehicles

  
  

4,212,483

  
  

15 July 1980

  
  

16

  
  

Self-Threading Bobber

  
  

4,251,941

  
  

24 Feb 1981

  
  

17

  
  

Battery Cable Switch

  
  

4,306,126

  
  

15 Dec 1981

  
  

18

  
  

Speed Responsive Trailer Stabilizer with Zero Slack

  
  

4,313,616

  
  

2 Feb 1982

  
  

19

  
  

Remotely Adjustable Compensator for Centering Steering    Systems

  
  

4,410,193

  
  

18 Oct 1983

  
  

20

  
  

Snap-Action Battery Cable Switch

  
  

4,410,775

  
  

18 Oct 1983

  
  

21

  
  

Remotely Adjustable Steering Compensator

  
  

4,418,931

  
  

6 Dec 1983

  
  

22

  
  

Remotely Adjustable Steering Compensator

  
  

4,534,577

  
  

13 Aug 1985

  
  

23

  
  

Trailer Coupling Means

  
  

RE 33,012

  
  

8 Aug 1989

  
  

24

  
  

External Sliding Aircraft Door

  
  

5,259,576

  
  

9 Nov 1993

  
  

25

  
  

Self-Adjusting Bearing Assembly

  
  

5,435,652

  
  

25 July 1995

  
  

26

  
  

Detent Centering Compensator for Vehicle Steering Systems

  
  

5,527,053

  
  

18 June 1996

  
  

27

  
  

Power Centering Compensator for Vehicle Steering Systems

  
  

5,536,028

  
  

16 July 1996

  
  

28

  
  

External Sliding Aircraft Door

  
  

5,673,874

  
  

7 Oct 1997

  
  

29

  
  

Steering Column Centering Assembly

  
  

5,816,594

  
  

6 Oct 1998

  
  

30

  
  

Sealed Self-Adjusting Bearing Assembly

  
  

5,816,731

  
  

6 Oct 1998

  
  

31

  
  

Rotary Centering Compensator or Vehicle Steering Systems

  
  

6,003,887

  
  

21 Dec 1999

  
  

32

  
  

Power Steering System with Controlled Centering

  
  

6,065,561

  
  

23 May 2000

  
  

33

  
  

Vehicle Steering Compensator with Air Actuated Trim    Mechanism

  
  

6,267,395

  
  

31 July 2001

  
  

34

  
  

Steering Shaft Centering Assembly

  
  

6,272,947

  
  

14 Aug 2001

  
  

35

  
  

Center Holding Assembly for Vehicle Steering Systems

  
  

6,422,582

  
  

23 July 2002

  
  

36

  
  

Steering Stabilizer With Trimming Accumulator

  
  

6,520,520

  
  

18 Feb 2003

  
  

37

  
  

Trimming Apparatus for Steer Wheel Control Systems

  
  

6,520,519

  
  

18 Feb 2003

  
  

38

  
  

Vehicle Steering Stabilizer With Detent Ramp in Rotary    Plate

  
  

6,530,585

  
  

11 March 2003

  
  

39

  
  

Precision Steer Wheel Control System with Internal    Solenoid

  
  

6,817,620

  
  

16 Nov 2004

  
  

40

  
  

Steer Wheel Control System With Trimmable Rotary Plate

  
  

6,994,361

  
  

7 Feb 2006

  
  

41

  
  

Steer Wheel Control System With Dual Pistons Connected to    a Common Shaft

  
  

7,118,118

  
  

10 Oct 2006

  
  

42

  
  

Precision Steer Wheel Control System With Remote Trim    Valve Assembly

  
  

7,207,580

  
  

24 April 2007

  
  

43

  
  

Precision Steer Wheel Control System With External    Solenoid

  
  

7,207,579

  
  

24 April 2007

  
  

44

  
  

Steer Wheel Control System With Stationary Piston and    Reciprocating Cylinder

  
  

7,219,908

  
  

22 May 2007

  
  

45

  
  

Steer Wheel Control System with Reciprocating Cylinder

  
  

7,806,419

  
  

5 Oct 2010

  

*Some U.S. Patents were also issued in Belgium, Canada, France, Germany, Mexico and the United Kingdom

 

II. Partial listing of TCs and STCs issued to Howard entities [ wif comment: Brad,these items are in pdf format in dropbox under contents-Dee Howard labeled TCs and STCs issued to Howard entities,what I would like is someone to be able to click on this heading and go to the pdf file]

 

 

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