Average Co-Inventor Count = 3.00
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. Ricoh Company, Ltd. (2 from 28,566 patents)
2 patents:
1. 11530103 - Sheet feeding device, image reading device, and image forming apparatus
2. 8336874 - Solenoid device, automatic document feeder, and image forming apparatus