Average Co-Inventor Count = 3.00
ph-index = 3
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. Siemens Corporation (2 from 413 patents)
2. Burroughs, Inc. (1 from 1,222 patents)
3 patents:
1. D267553 - Engine analyzer
2. D262442 - Engine analyzer
3. 3944311 - Printed circuit card interface apparatus