Average Co-Inventor Count = 6.18
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)
3 patents:
1. RE38841 - Shower bath apparatus and spray nozzle
2. 6920654 - Water shower apparatus
3. 6195814 - Shower bath apparatus and spray nozzle