Average Co-Inventor Count = 1.50
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. Mitel Corporation (1 from 307 patents)
2. E.l. Bryenton & Associates Inc. (1 from 2 patents)
2 patents:
1. D308347 - Ultrasonic object detection device
2. D293790 - Combined voice and data terminal or similar article