Average Co-Inventor Count = 4.50
ph-index = 3
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. Tokyo Electric Co. (6 from 492 patents)
6 patents:
1. 5143461 - Printer
2. 5103725 - Printer with sheet feeding apparatus
3. 5090318 - Printer with sheet feeding apparatus
4. 5088405 - Printer with sheet feeding apparatus
5. 5056432 - Printer with sheet feeding apparatus
6. 5007340 - Printer with sheet feeding apparatus