Average Co-Inventor Count = 3.75
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. Nihon Kohden Corporation (2 from 556 patents)
2. Other (1 from 832,880 patents)
3. Morinaga Co. Ltd. (1 from 40 patents)
4. Mato, Takashi (0 patent)
4 patents:
1. 11690575 - Apparatus and method for processing physiological information
2. 11666732 - Catheter device
3. 9049993 - Apparatus for biological signal measurement at point of end-tidal
4. 6488969 - Method for reducing blood ammonia concentration