Growing community of inventors

Lisle, IL, United States of America

Donn Reynolds Armstrong

Average Co-Inventor Count = 3.00

ph-index = 7

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 191

Donn Reynolds ArmstrongRichard Paul Anderson (10 patents)Donn Reynolds ArmstrongStanley S Borys (6 patents)Donn Reynolds ArmstrongLance E Jacobsen (3 patents)Donn Reynolds ArmstrongJacobsen Lance (1 patent)Donn Reynolds ArmstrongRichard P Anderson (1 patent)Donn Reynolds ArmstrongStanley R Borys (1 patent)Donn Reynolds ArmstrongStanely S Borys (1 patent)Donn Reynolds ArmstrongDonn Reynolds Armstrong (11 patents)Richard Paul AndersonRichard Paul Anderson (24 patents)Stanley S BorysStanley S Borys (6 patents)Lance E JacobsenLance E Jacobsen (10 patents)Jacobsen LanceJacobsen Lance (1 patent)Richard P AndersonRichard P Anderson (1 patent)Stanley R BorysStanley R Borys (1 patent)Stanely S BorysStanely S Borys (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. International Titanium Powder, LLC (4 from 4 patents)

2. Cristal Us, Inc. (2 from 5 patents)

3. Other (1 from 832,680 patents)

4. University of Chicago (1 from 915 patents)

5. Uchicago Argonne, LLC (1 from 874 patents)

6. Pyxis Corporation (1 from 20 patents)

7. Kroftt-brakston International, Inc. (1 from 1 patent)


11 patents:

1. 7621977 - System and method of producing metals and alloys

2. 7501089 - Method and apparatus for controlling the size of powder produced by the Armstrong Process

3. 7445658 - Titanium and titanium alloys

4. 7435282 - Elemental material and alloy

5. 7351272 - Method and apparatus for controlling the size of powder produced by the Armstrong process

6. 7041150 - Preparation of alloys by the Armstrong method

7. 6861038 - Ceramics and method of producing ceramics

8. 6409797 - Method of making metals and other elements from the halide vapor of the metal

9. 5958106 - Method of making metals and other elements from the halide vapor of the

10. 5779761 - Method of making metals and other elements

11. 5242464 - Method of bleaching wood

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as of
12/8/2025
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