Average Co-Inventor Count = 4.80
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. Japan Tobacco Inc. (2 from 1,038 patents)
2. Other (1 from 832,718 patents)
3. Akira Hasegawa (1 from 1 patent)
2 patents:
1. 5278300 - 4,6-o-hydroxyphosphoryl-glucosamine derivatives
2. 5191072 - Lipid A monosaccharide analogues