Average Co-Inventor Count = 3.71
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. Japan Tobacco Inc. (2 from 1,038 patents)
2. Topy Industries, Ltd. and Japan Tobacco, Inc. (1 from 1 patent)
3 patents:
1. 4845065 - Carbon monoxide oxidizing catalyst
2. 4723012 - Desmosine derivatives having a disulfide bond and preparation of
3. 4701570 - Antitumor agent