Average Co-Inventor Count = 4.07
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 Industrial Co., Ltd. (2 from 27,375 patents)
2. Panasonic Corporation (1 from 16,453 patents)
3. Taoka Chemical Company, Limited (1 from 34 patents)
4 patents:
1. 8370980 - Drum type washing machine
2. 6966203 - Washing-drying machine
3. 5321076 - Composition of ethylene-vinyl acetate copolymers
4. 5111673 - Washing-drying machine