Growing community of inventors

Gau-Algesheim, Germany

Hanshelmut Itzel

Average Co-Inventor Count = 1.85

ph-index = 4

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 = 202

Hanshelmut ItzelBernd Zierenberg (2 patents)Hanshelmut ItzelChristo A Drandarevski (2 patents)Hanshelmut ItzelWilfried Heupt (2 patents)Hanshelmut ItzelWalter Ost (1 patent)Hanshelmut ItzelSiegfried Henke (1 patent)Hanshelmut ItzelHans-Herbert Kauth (1 patent)Hanshelmut ItzelManfred Dewenter (1 patent)Hanshelmut ItzelVolker Barth (1 patent)Hanshelmut ItzelHanshelmut Itzel (8 patents)Bernd ZierenbergBernd Zierenberg (49 patents)Christo A DrandarevskiChristo A Drandarevski (8 patents)Wilfried HeuptWilfried Heupt (2 patents)Walter OstWalter Ost (3 patents)Siegfried HenkeSiegfried Henke (1 patent)Hans-Herbert KauthHans-Herbert Kauth (1 patent)Manfred DewenterManfred Dewenter (1 patent)Volker BarthVolker Barth (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Celamerck Gmbh & Co. Kg (4 from 31 patents)

2. Shell Internationale Research Maatschappij, B.v. (2 from 154 patents)

3. Celaflor Gmbh (1 from 3 patents)

4. Celaflor Gmbii (1 from 1 patent)


8 patents:

1. 5343653 - Device for transcuticular application of active substance to plants

2. 5201925 - Device for transcuticular application of active substances to plants

3. 5141940 - Fungicidal liquid formulations

4. 4892866 - Stabilized pesticidal composition

5. 4796381 - Insecticidal compositions

6. 4793475 - Closure caps for two-component packaging systems

7. 4705191 - Mixing and spraying device

8. 4405605 - Fungicidal compositions

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idiyas.com
as of
1/11/2026
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