Growing community of inventors

St. Louis, MD, United States of America

Douglas S Hanneken

Average Co-Inventor Count = 2.03

ph-index = 9

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 = 218

Douglas S HannekenJoel A Clasquin (9 patents)Douglas S HannekenMichael D Gerdes (6 patents)Douglas S HannekenXiangwen Zhang (5 patents)Douglas S HannekenDavid A Voeller (4 patents)Douglas S HannekenSteven K Molbach (4 patents)Douglas S HannekenMicah Nathan Vaninger (4 patents)Douglas S HannekenSteve Molbach (3 patents)Douglas S HannekenCharlie Polster (3 patents)Douglas S HannekenCharles Polster (2 patents)Douglas S HannekenNicholas J Colarelli, Iii (1 patent)Douglas S HannekenCharles H Miller (1 patent)Douglas S HannekenBernard J Kemper (1 patent)Douglas S HannekenMark D Reed (1 patent)Douglas S HannekenRobert A LePoire (1 patent)Douglas S HannekenIdus L Rhodes, Ii (1 patent)Douglas S HannekenPeter N Liebetreu (1 patent)Douglas S HannekenDu Kim (1 patent)Douglas S HannekenLouis A Fanty, Jr (1 patent)Douglas S HannekenMichael Cosentino (1 patent)Douglas S HannekenRandall S Mabery (1 patent)Douglas S HannekenAmanda Anne Auger (1 patent)Douglas S HannekenNicolas J Colarelli, Iii (1 patent)Douglas S HannekenDouglas S Hanneken (26 patents)Joel A ClasquinJoel A Clasquin (28 patents)Michael D GerdesMichael D Gerdes (25 patents)Xiangwen ZhangXiangwen Zhang (5 patents)David A VoellerDavid A Voeller (32 patents)Steven K MolbachSteven K Molbach (8 patents)Micah Nathan VaningerMicah Nathan Vaninger (7 patents)Steve MolbachSteve Molbach (4 patents)Charlie PolsterCharlie Polster (3 patents)Charles PolsterCharles Polster (5 patents)Nicholas J Colarelli, IiiNicholas J Colarelli, Iii (87 patents)Charles H MillerCharles H Miller (34 patents)Bernard J KemperBernard J Kemper (23 patents)Mark D ReedMark D Reed (11 patents)Robert A LePoireRobert A LePoire (10 patents)Idus L Rhodes, IiIdus L Rhodes, Ii (9 patents)Peter N LiebetreuPeter N Liebetreu (4 patents)Du KimDu Kim (2 patents)Louis A Fanty, JrLouis A Fanty, Jr (2 patents)Michael CosentinoMichael Cosentino (1 patent)Randall S MaberyRandall S Mabery (1 patent)Amanda Anne AugerAmanda Anne Auger (1 patent)Nicolas J Colarelli, IiiNicolas J Colarelli, Iii (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hunter Engineering Company (14 from 319 patents)

2. Handi-Craft Company (10 from 50 patents)

3. Mitek Holdings, Inc. (1 from 171 patents)

4. Plasticos Global Solutions, LLC (1 from 1 patent)


26 patents:

1. 11419325 - Retention assemblies for animal traps

2. 11272807 - Warming apparatus including a heating element

3. D930577 - Battery pack

4. 10881228 - Spoutless drinking cup

5. D905229 - Electric breast pump

6. 10799046 - Valve assembly for a leak resistant drinking cup

7. 10750902 - Warming apparatus for warming the contents of a foodstuff container

8. 10433665 - Valve assembly for leak resistant straw cup

9. 10334941 - Bottle brush with multiple bristle reaches

10. 10213034 - Valve assembly for a drinking cup and a drinking cup having a valve assembly

11. D838858 - Pacifier shield

12. 9731566 - Tire changer with actuated load roller

13. 9434219 - Automated tire changer machine, systems, programs and methods

14. 9283820 - Wheel assembly service machine with back cone center clamp mechanism

15. D747753 - Tire changer mounting head

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as of
1/7/2026
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