Average Co-Inventor Count = 2.00
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. Apach Industrial Co., Ltd. (2 from 20 patents)
2 patents:
1. 7413103 - Dry firing prevention device for nail gun
2. 7413105 - Pushing device of drawer type magazine for nail gun