Average Co-Inventor Count = 2.00
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. Staedtler Mars Gmbh & Co. Kg (2 from 26 patents)
2 patents:
1. 10549570 - Writing, drawing, marking and/or painting utensil or cosmetics implement or input device for contact-sensitive surfaces, and method for producing the same
2. 10059142 - Writing, drawing, marking and/or painting utensil or cosmetics implement or input device for contact-sensitive surfaces, and method for producing the same