Average Co-Inventor Count = 1.20
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. Ascom Autelca Ag (2 from 17 patents)
2. Haag-Streit Ag (1 from 40 patents)
3 patents:
1. 8303501 - Applanation tonometer
2. 6616140 - Storage apparatus having a card-accommodating, vertically upright stack-storage cassette
3. 6264020 - Device with a swivelling wing, especially constructed as a coin-accepting device in a self-collecting vending machine