Average Co-Inventor Count = 3.55
ph-index = 5
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. (8 from 27,375 patents)
8 patents:
1. D435836 - Combined television receiver and video tape recorder
2. D433669 - Digital video disc recorder
3. D426637 - Sphygmomanometer
4. D368994 - Electric vacuum cleaner
5. D368559 - Electric vacuum cleaner
6. D368560 - Electric vacuum cleaner
7. D342511 - Combined television receiver and video tape recorder
8. D342513 - Combined television receiver, video disk player and video tape recorder