Average Co-Inventor Count = 8.89
ph-index = 2
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. Copyer Co., Ltd. (2 from 41 patents)
2 patents:
1. 6250624 - Extension guide apparatus
2. 6161973 - Ink-jet image forming device