Average Co-Inventor Count = 2.18
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. Seiko Epson Corporation (6 from 33,464 patents)
6 patents:
1. 7818909 - Image recording medium
2. 6908242 - Roll paper curl correction device and record apparatus with the roll paper curl correction device
3. 6896363 - Discharge device of medium and liquid emitting apparatus having the discharge device
4. D351190 - Ink cartridge
5. 5026183 - Apparatus for feeding cut sheet paper and fan fold paper in a printer
6. D302172 - Ink ribbon cartridge