Average Co-Inventor Count = 4.67
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. Mitsubishi Denki Kabushiki Kaisha (2 from 21,351 patents)
2. Hitachi Solutions, Ltd. (1 from 79 patents)
3 patents:
1. 8271756 - Content approving apparatus
2. 7203931 - Programmable controller, and control-program-development supporting apparatus
3. 6883080 - Program executing apparatus and program development supporting apparatus