Average Co-Inventor Count = 2.40
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. Spie Batignolles (2 from 18 patents)
2. Regie Autonome Des Transports Parisiens (1 from 13 patents)
2 patents:
1. 4847894 - Device for aiding maintenance of an electromechanical installation
2. 4777607 - Interface device for control and monitoring of distribution panelboards