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. Ihi Corporation (1 from 1,140 patents)
2. Mochida Pharmaceutical Co., Ltd. (1 from 227 patents)
3. Electric Power Development Co., Ltd. (1 from 44 patents)
4. Sony Group Corporation (3,416 patents)
2 patents:
1. 8662884 - Method and apparatus of controlling oxygen supply for boiler
2. 5652231 - Carcinostatic for hormonotherapy containing dienogest as effective