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. (3 from 28,566 patents)
3 patents:
1. 11681977 - Mail item retrieval using augmented reality
2. 11669925 - High-density dynamic mail services
3. 10510131 - Return mail services