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. Witteman + Co. (2 from 52 patents)
2 patents:
1. PP19948 - Chamaecyparis plant named 'Lucas'
2. PP19953 - Juniper plant named 'Hulsdonk Yellow'