Average Co-Inventor Count = 4.00
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. Baldwin-japan Ltd. (3 from 27 patents)
3 patents:
1. 6219879 - Cylinder cleaning device
2. 6176183 - Cylinder cleaning device with shaft end distinguishing means
3. 6041711 - Cylinder cleaning device