Average Co-Inventor Count = 1.57
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. Maped (4 from 14 patents)
2. Manufacture D'articles De Precision Et De Dessin - M.a.p.e.d. (1 from 41 patents)
3. Manufacture D'articles De Precision Et De Dessin—m.a.p.e.d. (1 from 9 patents)
6 patents:
1. D642215 - Pencil sharpener
2. D610620 - Office perforator
3. D597602 - Pencil sharpener
4. D597603 - Pencil sharpener
5. D477847 - Pencil sharpener
6. D472120 - Scissors