Average Co-Inventor Count = 3.53
ph-index = 4
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.
Company Filing History:
1. British Technology Group Limited (3 from 328 patents)
2. National Research Development Corporation (2 from 1,200 patents)
5 patents:
1. 5374558 - Fowlpox virus promoter
2. 5332676 - Avipox virus promoter
3. 5310671 - Fowlpox virus non-essential regions
4. 5182210 - Fowlpox virus promoters
5. 5032520 - DNA sequences encoding infectious bronchitis virus spike protein