Average Co-Inventor Count = 1.20
ph-index = 3
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. Hay Aps (2 from 49 patents)
2. Ing C. Olivetti C., S.p.a. (1 from 423 patents)
3. Rancilio Macchine Per Caffe Spa (1 from 13 patents)
4 patents:
1. D974817 - Toaster
2. D966773 - Kettle
3. 6634280 - Coffee making machine
4. D346163 - Facsimile machine