Average Co-Inventor Count = 1.43
ph-index = 4
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 (3 from 832,880 patents)
2. Science Dynamics Corporation (2 from 3 patents)
5 patents:
1. 5383666 - Decagon shaped bridge bidder
2. 5157718 - Interface adapter permitting tops position to function as directory
3. 5023904 - Direct telephone dial ordering service
4. 4797913 - Direct telephone dial ordering service
5. 3988974 - Instant coffee brewer