Average Co-Inventor Count = 2.00
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. Sudbury Systems Incorporated (2 from 2 patents)
2. Other (1 from 832,761 patents)
3 patents:
1. 4856069 - Remote typing system
2. 4677658 - Remote dictating apparatus
3. 4260854 - Rapid simultaneous multiple access information storage and retrieval