Average Co-Inventor Count = 8.00
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. Fuji Yakuhin Kogyo Kabushiki Kaisha (2 from 23 patents)
2. Nippon Mining Co., Ltd. (1 from 141 patents)
3. Japan Energy Corporation (1 from 130 patents)
2 patents:
1. 5880258 - Anticoagulant hirudin variants and methods for their production
2. 5767235 - Anticoagulant hirudin variants and methods for their production