Average Co-Inventor Count = 1.78
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. Nec Infrontia Corporation (3 from 290 patents)
2. Nitsuko Corporation (1 from 86 patents)
4 patents:
1. D687483 - Point-of-sale terminal
2. D594055 - Point-of-sale terminal
3. D552611 - Cradle for a personal digital assistant
4. D328076 - Telephone set having data processing function