Average Co-Inventor Count = 3.60
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. Mitsubishi Electric France (3 from 5 patents)
3 patents:
1. 6434370 - Mobile telephone with articulated flap above the keypad
2. D429708 - Portable phone
3. D425058 - Portable phone