Average Co-Inventor Count = 3.83
ph-index = 2
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. Duplo Seiko Corporation (3 from 46 patents)
2. Seiko Epson Corporation (1 from 33,527 patents)
3 patents:
1. 10345041 - Method of drying wet paper and waste paper recycling apparatus
2. 8052142 - Paper transport apparatus with inverting turn guide having range of curvature radius
3. 7686295 - Paper ejecting device