Average Co-Inventor Count = 3.27
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 33,511 patents)
3 patents:
1. 7971990 - Transported medium transporting apparatus and recording apparatus
2. 7651085 - Medium edge guide with angled faces in medium feeder and recording apparatus or liquid ejecting apparatus incorporating the same
3. 7481527 - Liquid ejection apparatus