Average Co-Inventor Count = 3.00
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. Matsushita Electric Works, Ltd. (2 from 1,623 patents)
2. Panasonic Electric Works Co., Ltd. (394 patents)
2 patents:
1. 7367127 - Hair trimmer with rattle dampening structure
2. 7100286 - Hair trimmer with trim length adjustment mechanism