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Concord, CA, United States of America

Roger D Calhoon

Average Co-Inventor Count = 6.86

ph-index = 2

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 = 24

Roger D Calhoon ↔ Hing C Wong (2 patents)Roger D Calhoon ↔ David H Gelfand (2 patents)Roger D Calhoon ↔ Arie Ben-Bassat (2 patents)Roger D Calhoon ↔ Rony Tal (2 patents)Roger D Calhoon ↔ Moshe Benziman (2 patents)Roger D Calhoon ↔ Anna Lisa Fear (1 patent)Roger D Calhoon ↔ James H Meade (1 patent)Roger D Calhoon ↔ Arie Ben-Bassat (1 patent)Roger D Calhoon ↔ James H Meade (1 patent)Roger D Calhoon ↔ Moshe Benziman (1 patent)Roger D Calhoon ↔ Anna Lisa Fear (1 patent)Roger D Calhoon ↔ Hing Wong (1 patent)Roger D Calhoon ↔ Rony Tal (1 patent)Roger D CalhoonRoger D Calhoon (2 patents)Hing C WongHing C Wong (103 patents)David H GelfandDavid H Gelfand (67 patents)Arie Ben-BassatArie Ben-Bassat (15 patents)Rony TalRony Tal (5 patents)Moshe BenzimanMoshe Benziman (3 patents)Anna Lisa FearAnna Lisa Fear (3 patents)James H MeadeJames H Meade (3 patents)Arie Ben-BassatArie Ben-Bassat (1 patent)James H MeadeJames H Meade (1 patent)Moshe BenzimanMoshe Benziman (1 patent)Anna Lisa FearAnna Lisa Fear (1 patent)Hing WongHing Wong (1 patent)Rony TalRony Tal (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cetus Corporation (1 from 212 patents)

2. Weyerhaeuser (1 from 10 patents)

3. Weyerhaeuser Company Limited (664 patents)

4. David H. Gelfand (0 patent)

5. James H. Meade (0 patent)

6. Arie Ben-bassat (0 patent)

7. Roger D. Calhoon (0 patent)

8. Hing Wong (0 patent)

9. Anna Lisa Fear (0 patent)

10. Rony Tal (0 patent)

11. Moshe Benziman (0 patent)


2 patents:

1. 5759828 - Cyclic di-guanylate metabolic enzymes

2. 5268274 - Methods and nucleic acid sequences for the expression of the cellulose

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as of
12/6/2025
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