Average Co-Inventor Count = 2.00
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. Ideal-Standard Gmbh (3 from 36 patents)
3 patents:
1. 4555229 - Automatic machine for the internal fettling of sanitary appliances
2. 4553920 - Automatic machine for the fettling of the syphon of sanitary appliances
3. 4403931 - Semi-automatic plant for manufacturing shaped concave vitreous china