Average Co-Inventor Count = 2.40
ph-index = 2
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. Ta Triumph-adler Aktiengesellschaft (1 from 35 patents)
2. Triumph-adler A.g. (1 from 16 patents)
2 patents:
1. 5192222 - Plug connection device for simultaneous mechanical and electrical
2. D290849 - Electronic typewriter