Average Co-Inventor Count = 2.40
ph-index = 1
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. (1 from 492 patents)
2. Fuji Systems Corporation (1 from 13 patents)
2 patents:
1. 8882788 - Device for sheet insertion
2. 5112148 - Electronic typewriter with override of spelling-checking function