Average Co-Inventor Count = 2.40
ph-index = 1
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. Other (1 from 832,891 patents)
2. International Business Machines Corporation (1 from 164,221 patents)
2 patents:
1. 5497228 - Laser bevel meter
2. 4397184 - Method and apparatus for testing xerographic developer mix