Average Co-Inventor Count = 1.00
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. Heemskerk Vasteplanten Bv (3 from 6 patents)
2. Maatschap Holtmaat (1 from 3 patents)
9 patents:
1. PP34836 - plant named 'VER00330'
2. PP34805 - plant named 'VER00329'
3. PP34727 - plant named 'VER10234'
4. PP29109 - plant named 'X Blue'
5. PP29111 - plant named 'X Pink'
6. PP29110 - plant named 'X White'
7. PP22738 - plant named 'Freya'
8. PP20537 - plant named 'Meringue'
9. PP18803 - Echinacea plant named 'Pink Double Delight'