Average Co-Inventor Count = 1.69
ph-index = 4
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. (7 from 28,544 patents)
7 patents:
1. 10218521 - Conferencing system
2. 8312508 - Information processing apparatus, operation permission generating method, operation permission generation determining method, operation permission generating program product and computer-readable recording medium, and generation permission determining program product and computer-readable recording medium
3. 7617399 - Information providing device, method, program and recording medium, and user authentication device, method, program and recording medium
4. 7593542 - Image processing apparatus, image processing method, and computer product
5. 6985894 - Document management method and computer-readable storage medium storing program code for executing the same
6. 6035282 - Information processing apparatus and method utilizing useful additional
7. 5819235 - Information processing apparatus and method utilizing useful