Average Co-Inventor Count = 2.26
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. Technophone Limited (3 from 26 patents)
2. Technophone Limited of Ashwood House (1 from 1 patent)
4 patents:
1. D319052 - Mobile telephone
2. D316416 - Stand for a portable telephone
3. D302423 - Portable radio/telephone instrument
4. D299719 - Handset radio telephone