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. Marco Systemanalyse Und Entwicklung Gmbh (1 from 22 patents)
2. Marco Systemanalyse Und (1 from 1 patent)
2 patents:
1. 5900691 - Piezoelectrically actuated driving and adjusting element
2. 5761156 - Piezoelectric ultrasonic transducer