Average Co-Inventor Count = 5.93
ph-index = 4
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. Omron Corporation (6 from 4,116 patents)
6 patents:
1. D794484 - Electric power meter
2. D793260 - Electric power meter
3. D793261 - Electric power meter
4. 7057152 - Photoelectric sensor having sensitivity adjustment device
5. 6944359 - Optical fiber photoelectric sensor unit
6. D495302 - Photoelectric switch