Average Co-Inventor Count = 7.00
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. (4 from 28,584 patents)
4 patents:
1. 7826778 - Powder supplying device and image forming device
2. 7773918 - Imaging apparatus having particle supply and collection apparatus arranged outside imaging apparatus
3. 7489892 - Particle supply apparatus and imaging apparatus having a gas spouting unit for fluidizing the particles
4. 7463853 - Particle supply apparatus, imaging apparatus, and monitoring system