Average Co-Inventor Count = 3.43
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. Chung-Shan Institute of Science and Technology (2 from 253 patents)
2. Customs Administration, Ministry of Finance, R.o.c. (1 from 1 patent)
2 patents:
1. 8905318 - Composite type multi-mode electronic seal
2. 8742931 - Electronic seal with multiple means of identification and method based on electronic seal for inspecting goods