Average Co-Inventor Count = 3.00
ph-index = 3
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. Matsushita Electric Industrial Co., Ltd. (3 from 27,375 patents)
2. Panasonic Corporation (1 from 16,453 patents)
4 patents:
1. 7555321 - Communication portable terminal device
2. 6515450 - Internal battery holding structure in mobile equipment
3. 6466769 - Mounting structure of key pressing device
4. 5636105 - Electronic equipment device having clamps