Average Co-Inventor Count = 3.82
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. (7 from 27,375 patents)
7 patents:
1. D312451 - Word processor
2. D277170 - Combined time recorder and data collection system
3. D266254 - Photocopying machine
4. D266253 - Photocopying machine
5. D263396 - Desk type business computer
6. D251294 - Video tape recorder
7. D243630 - Radio receiver