Average Co-Inventor Count = 2.90
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. Seiko Epson Corporation (3 from 33,464 patents)
3 patents:
1. 12017449 - Medium supplying device and recording device
2. 11845264 - Recording device
3. 11312160 - Recording apparatus