Average Co-Inventor Count = 3.00
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. Apex Mfg. Co., Ltd. (2 from 62 patents)
2 patents:
1. 7644849 - Effort-saving stapler
2. 7604149 - Effort-saving stapler