Average Co-Inventor Count = 8.21
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. Panasonic Corporation (1 from 16,453 patents)
2. Matsushita Refrigeration Company (1 from 123 patents)
2 patents:
1. 7966842 - Refrigerator, and electric device
2. 6775998 - Freezer and refrigerator provided with freezer