Average Co-Inventor Count = 3.00
ph-index = 1
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. Asahi Glass Company, Limited (2 from 2,560 patents)
2 patents:
1. 4123731 - Glass for use in ultrasonic delay lines
2. 4034317 - Ultrasonic delay lines and method of making the same