Average Co-Inventor Count = 3.00
ph-index = 3
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. Korea Institute of Geoscience and Mineral Resources (4 from 195 patents)
2. Samsung Electronics Co., Ltd. (131,766 patents)
4 patents:
1. 9983464 - Device for photographing trench vertical section
2. 8966774 - Apparatus for marking section for geological survey
3. 8732968 - Apparatus for measuring geologic strike and dip
4. 8715611 - Iron oxyhydroxides and methods of synthesizing the iron oxyhydroxides