Average Co-Inventor Count = 4.44
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. (1 from 28,584 patents)
2. Osaka Organic Chemical Industry Ltd. (1 from 12 patents)
2 patents:
1. 9513545 - Homoadamantane derivatives, process for preparing same, and photoresist compositions
2. 8518618 - Electrophotographic photoconductor, image forming apparatus, and process cartridge