Average Co-Inventor Count = 2.00
ph-index = 1
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. Nippon Seiki Co., Ltd. (1 from 258 patents)
1 patent:
1. 6389892 - Liquid level detection device and method of manufacturing conductor electrode used therefor