Growing community of inventors

Cary, NC, United States of America

David R Spak

Average Co-Inventor Count = 3.57

ph-index = 3

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 = 30

David R SpakHarold Quicke (8 patents)David R SpakRoland Maynard (7 patents)David R SpakDerek J Sebastian (7 patents)David R SpakRichard Hanrahan (3 patents)David R SpakLawrence H Norton (3 patents)David R SpakThomas James Queck, Jr (1 patent)David R SpakGeorge J Raymond (1 patent)David R SpakDonald F Myers (1 patent)David R SpakDerek James Sebastian (1 patent)David R SpakRichard K Hanrahan (1 patent)David R SpakDavid R Spak (11 patents)Harold QuickeHarold Quicke (8 patents)Roland MaynardRoland Maynard (8 patents)Derek J SebastianDerek J Sebastian (7 patents)Richard HanrahanRichard Hanrahan (4 patents)Lawrence H NortonLawrence H Norton (3 patents)Thomas James Queck, JrThomas James Queck, Jr (1 patent)George J RaymondGeorge J Raymond (1 patent)Donald F MyersDonald F Myers (1 patent)Derek James SebastianDerek James Sebastian (1 patent)Richard K HanrahanRichard K Hanrahan (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Discovery Purchaser Corporation (6 from 18 patents)

2. Bayer Cropscience Gmbh (3 from 269 patents)

3. Bayer Intellectual Property Gmbh (1 from 721 patents)

4. 800 North Lindbergh Blvd. (1 from 1 patent)


11 patents:

1. 12310366 - Herbicidal compositions for animal grazelands and methods for applying the same

2. 12310367 - Herbicidal compositions for animal grazelands and methods for applying the same

3. 11917996 - Herbicidal compositions for animal grazelands and methods for applying the same

4. 11896011 - Herbicidal compositions for animal grazelands and methods for applying the same

5. 11849730 - Herbicidal compositions for animal grazelands and methods for applying the same

6. 11800870 - Herbicidal compositions for animal grazelands and methods for applying the same

7. 11166463 - Herbicidal compositions for animal grazelands and methods for applying the same

8. 10772328 - Method of improving plant health and rooting of plants

9. 9259004 - Method of improving grass quality

10. 8426343 - Method of improving grass quality

11. 8153558 - Method of improving grass quality

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idiyas.com
as of
12/26/2025
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