Average Co-Inventor Count = 3.43
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. Sumitomo Seika Chemicals Co., Ltd. (2 from 302 patents)
2. The Kitasato Institute (1 from 101 patents)
2 patents:
1. 11406785 - Gas product, method for producing same and method for producing medical inhalation gas
2. 6376249 - Method for stabilizing low-concentration standard reference gas and low-concentration standard reference gas obtained by the same