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. F. Zimmermann Gmbh & Co. Kg (1 from 10 patents)
2. F. Zimmerman Gmbh & Co., Kg (1 from 1 patent)
3. Scan Coin Industries Ab (18 patents)
2 patents:
1. 6552781 - Device for counting and/or sorting coins
2. 6417471 - Device for recognizing coins