Average Co-Inventor Count = 5.79
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. Matsushita Electric Works, Ltd. (3 from 1,623 patents)
2. Panasonic Electric Works Co., Ltd. (1 from 394 patents)
4 patents:
1. 7832104 - Hair removing apparatus
2. 7461456 - Dry shaver
3. 7234239 - Hair removing device with a lotion applicator
4. 6568083 - Dry shaver with a height adjustable cutter head