Average Co-Inventor Count = 5.52
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. Ntt Docomo, Inc. (1 from 4,698 patents)
2. Hitachi-high-technologies Corporation (1 from 2,874 patents)
3. Hitachi High-tech Corporation (1 from 1,116 patents)
4. Sony Corporation (58,129 patents)
5. Hitachi, Ltd. (42,485 patents)
3 patents:
1. 10672595 - Plasma processing apparatus and operation method thereof
2. 10008370 - Plasma processing apparatus and operation method thereof
3. 9838546 - Notification apparatus, notification system, notification method, and program