Growing community of inventors

Leverkusen, Germany

Prem Lalvani

Average Co-Inventor Count = 4.07

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 = 60

Prem LalvaniHans Buschmann (2 patents)Prem LalvaniHeinz Reif (2 patents)Prem LalvaniFriedrich Jonas (1 patent)Prem LalvaniGunter Helling (1 patent)Prem LalvaniWolfgang Himmelmann (1 patent)Prem LalvaniWerner Krafft (1 patent)Prem LalvaniWillem Mues (1 patent)Prem LalvaniHartwig Andries (1 patent)Prem LalvaniHans-Theo Buschmann (1 patent)Prem LalvaniWalther Cohnen (1 patent)Prem LalvaniDiethart Lademann (1 patent)Prem LalvaniPrem Lalvani (4 patents)Hans BuschmannHans Buschmann (2 patents)Heinz ReifHeinz Reif (2 patents)Friedrich JonasFriedrich Jonas (66 patents)Gunter HellingGunter Helling (50 patents)Wolfgang HimmelmannWolfgang Himmelmann (34 patents)Werner KrafftWerner Krafft (16 patents)Willem MuesWillem Mues (13 patents)Hartwig AndriesHartwig Andries (6 patents)Hans-Theo BuschmannHans-Theo Buschmann (2 patents)Walther CohnenWalther Cohnen (2 patents)Diethart LademannDiethart Lademann (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Agfa-gevaert Ag (3 from 1,473 patents)

2. Agta-gevaert Ag (1 from 1 patent)


4 patents:

1. 5443944 - Photographic material

2. 5085981 - Photographic silver halide element with protective layer

3. 5034249 - Process for hardening layers containing proteinaceous binders

4. 4940653 - Multilayered color photographic material having an alkali soluble

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as of
12/8/2025
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