Average Co-Inventor Count = 3.83
ph-index = 1
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. Panasonic Intellectual Property Management Co., Ltd. (3 from 13,281 patents)
3 patents:
1. D1089342 - Welding machine
2. D1086246 - Controller for welding machine
3. D1086247 - Welding machine