Average Co-Inventor Count = 4.00
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. Other (1 from 832,880 patents)
2. Nitto Kogyo Co., Ltd. (1 from 37 patents)
3. Kurabo Industries Ltd. (1 from 10 patents)
2 patents:
1. 7152322 - Toner supply roller
2. 6776745 - Toner supply roller