Average Co-Inventor Count = 3.60
ph-index = 5
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 Telecommunications Public Limited Company (4 from 1,874 patents)
2. British Telecommunications Corporation (2 from 445 patents)
6 patents:
1. 5416623 - Optical communications system
2. 5412464 - Apparatus and method for monitoring losses in a branched optical fibre
3. 5315675 - Optical tap having a v-shaped recess within the range of from 152.degree. t
4. 5127724 - Optical power meter
5. 5069519 - Optical fibre handling apparatus and method of using same
6. 4983007 - Optical coupling device