Average Co-Inventor Count = 4.36
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. Dowa Mining Co., Ltd. (5 from 217 patents)
2. Meiji Dairies Corporation (1 from 41 patents)
3. Akita Zinc Co., Ltd. (1 from 3 patents)
6 patents:
1. 7943124 - Composition for immunostimulation
2. 7481698 - Sintered rare earth magnetic alloy wafer surface grinding machine
3. 7273405 - Sintered rare earth magnetic alloy wafer and wafer surface growing machine
4. 6994756 - Method of producing sintered rare earth magnetic alloy wafer
5. 6832606 - Wire saw and cutting method thereof
6. 5762767 - Automatic transferring and processing apparatus of cathode and method