Growing community of inventors

Burlingame, CA, United States of America

Kirk James Hayenga

Average Co-Inventor Count = 3.55

ph-index = 10

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 = 416

Kirk James HayengaVirgil B Lawlis (11 patents)Kirk James HayengaRandy M Berka (8 patents)Kirk James HayengaGregory Lawrence Gray (6 patents)Kirk James HayengaDaniel Cullen (6 patents)Kirk James HayengaMichael C Ward (2 patents)Kirk James HayengaLucio Giambattista (2 patents)Kirk James HayengaAntonio A Bendek (2 patents)Kirk James HayengaJeffrey D Lorch (2 patents)Kirk James HayengaHenry G Heinsohn (2 patents)Kirk James HayengaRaymond E Arnold (2 patents)Kirk James HayengaDavid Desalvo (2 patents)Kirk James HayengaDarlene P Horton (2 patents)Kirk James HayengaV Bryan Lawlis (2 patents)Kirk James HayengaRichard L Vandlen (1 patent)Kirk James HayengaDaniel G Yansura (1 patent)Kirk James HayengaBradley Richard Snedecor (1 patent)Kirk James HayengaErnst H Rinderknecht (1 patent)Kirk James HayengaTerry Hauser (1 patent)Kirk James HayengaPascal P Valex (1 patent)Kirk James HayengaTim Breece (1 patent)Kirk James HayengaKirk James Hayenga (18 patents)Virgil B LawlisVirgil B Lawlis (17 patents)Randy M BerkaRandy M Berka (63 patents)Gregory Lawrence GrayGregory Lawrence Gray (7 patents)Daniel CullenDaniel Cullen (6 patents)Michael C WardMichael C Ward (120 patents)Lucio GiambattistaLucio Giambattista (65 patents)Antonio A BendekAntonio A Bendek (55 patents)Jeffrey D LorchJeffrey D Lorch (6 patents)Henry G HeinsohnHenry G Heinsohn (5 patents)Raymond E ArnoldRaymond E Arnold (4 patents)David DesalvoDavid Desalvo (2 patents)Darlene P HortonDarlene P Horton (2 patents)V Bryan LawlisV Bryan Lawlis (2 patents)Richard L VandlenRichard L Vandlen (38 patents)Daniel G YansuraDaniel G Yansura (27 patents)Bradley Richard SnedecorBradley Richard Snedecor (24 patents)Ernst H RinderknechtErnst H Rinderknecht (9 patents)Terry HauserTerry Hauser (4 patents)Pascal P ValexPascal P Valex (1 patent)Tim BreeceTim Breece (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Genencor International, Inc. (9 from 422 patents)

2. Genentech, Inc. (4 from 3,221 patents)

3. Akzo Nobel N.v. (2 from 1,248 patents)

4. Carebay Holding Ltd. (2 from 2 patents)

5. Itero Biopharmaceuticals, Inc. (2 from 2 patents)

6. Other (1 from 832,718 patents)

7. Henry G. Heinsohn (0 patent)

8. Jeffrey D. Lorch (0 patent)

9. Kirk J. Hayenga (0 patent)

10. Raymond E. Arnold (0 patent)

11. Carebay Holding Ltd., Company No. 681498 (0 patent)


18 patents:

1. 8740871 - Preservative-free follicle stimulating hormone solution delivery device

2. 8361025 - Preservative-free follicle stimulating hormone solution delivery device

3. 6966992 - Method of purification of molecules using unbranched terminal alkyldiols

4. 6509171 - Aspartic proteinase deficient filamentous fungi

5. 6437101 - Methods for protein purification using aqueous two-phase extraction

6. 6379928 - Heterologous polypeptides expressed in filamentous fungi, processes for making same, and vectors for making same

7. 6171817 - Heterologous polypeptides expressed in filamentous fungi, process for making same, and vectors for making same

8. 6103490 - Heterologous polypeptides expressed in filamentous fungi, processes for

9. 6004785 - Heterologous polypeptides expressed in filamentous fungi, processes for

10. 5840570 - Aspartic proteinase deficient filamentous fungi

11. 5759807 - Process for producing relaxin

12. 5578463 - Heterologous polypeptides expressed in filamentous fungi, processes for

13. 5364770 - Heterologous polypeptides expressed in aspergillus

14. 5151358 - Processes for the recovery of naturally produced chymosin

15. 5139943 - Processes for the recovery of microbially produced chymosin

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12/13/2025
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