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. Ehwa Diamond Ind. Co., Ltd. (2 from 24 patents)
2 patents:
1. 6638153 - Diamond saw blade equipped with undercut preventing tip
2. D458619 - Segment tip for saw blade