Average Co-Inventor Count = 2.00
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 28,584 patents)
2 patents:
1. 10751993 - Liquid discharge head, liquid discharge device, and liquid discharge apparatus
2. 10272678 - Liquid discharge head, liquid discharge device, and liquid discharge apparatus