Average Co-Inventor Count = 2.48
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. Ricoh Company, Ltd. (4 from 28,577 patents)
4 patents:
1. 7191514 - Stretch label attaching device
2. 6907214 - Toner bottle and electrophotographic apparatus using the same
3. 6701112 - Toner bottle and electrophotographic apparatus using the same
4. D404758 - Toner cartridge