Average Co-Inventor Count = 1.23
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. (9 from 28,544 patents)
9 patents:
1. 11987053 - Liquid discharge apparatus
2. 10889136 - Printing target holder, printer, heater, image forming system, and recording medium
3. 10668740 - Fabric printing apparatus and heating device
4. 10464351 - Printer, method of printing, and image applying apparatus
5. 9031453 - Retainer device and image forming apparatus incorporating same
6. 8616546 - Sheet feeder and image forming apparatus having stacker with elevation unit
7. 8573584 - Image forming apparatus
8. 8469352 - Image forming apparatus with rotatable sheet feed unit
9. 7862037 - Sheet feed cassette and image forming apparatus