Growing community of inventors

Zuidwolde, Netherlands

Henricus Maria Joseph Holtmaat

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.

Forward Citations = 1

Henricus Maria Joseph HoltmaatHenricus Maria Joseph Holtmaat (62 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ab Kwekersrechten B.v. (39 from 45 patents)

2. Nova Perenne Bv (21 from 22 patents)

3. Maatschap Holtmaat (2 from 3 patents)


62 patents:

1. PP36815 - plant named 'RUDBDIV658'

2. PP36816 - plant named 'RUDBSUN303'

3. PP36247 - plant named 'Sil005'

4. PP35263 - plant named 'Toncka 377'

5. PP35264 - plant named 'Toncka 390'

6. PP35142 - plant named 'Toncka 380'

7. PP35117 - plant named 'Toncka 306'

8. PP35106 - plant named 'Toncka 308'

9. PP34177 - plant named 'Rex Black'

10. PP33751 - plant named 'PEARL495'

11. PP33691 - plant named 'FOUNT546'

12. PP33692 - plant named 'PIN449'

13. PP33649 - plant named 'CARROT489'

14. PP33619 - plant named 'BLU481'

15. PP32962 - plant named 'RUDTI124'

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as of
9/9/2025
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