Average Co-Inventor Count = 3.27
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. Motorola Corporation (3 from 20,290 patents)
3 patents:
1. 5392455 - Transducer with integrated switch element
2. D348355 - Selective call receiver carrier
3. 5175873 - Water resistant selective call receiver