Growing community of inventors

Dusseldorf, Germany

Ralph Michalka

Average Co-Inventor Count = 6.00

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 = 5

Ralph Michalka ↔ Mikulas Ptasinsky (1 patent)Ralph Michalka ↔ Daniel Schmitt (1 patent)Ralph Michalka ↔ Jan Stransky (1 patent)Ralph Michalka ↔ Martin Gottwald (1 patent)Ralph Michalka ↔ Michael Martinka (1 patent)Ralph Michalka ↔ Ján STRÁNSKY (0 patent)Ralph Michalka ↔ Mikulás Ptasinsky (0 patent)Ralph MichalkaRalph Michalka (1 patent)Mikulas PtasinskyMikulas Ptasinsky (2 patents)Daniel SchmittDaniel Schmitt (2 patents)Jan StranskyJan Stransky (2 patents)Martin GottwaldMartin Gottwald (2 patents)Michael MartinkaMichael Martinka (1 patent)Ján STRÁNSKYJán STRÁNSKY (0 patent)Mikulás PtasinskyMikulás Ptasinsky (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Johnson Controls Technology Company (1 from 1,941 patents)

2. Johnson Controls Gmbh (265 patents)


1 patent:

1. 9004602 - Latching device for a head restraint

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12/17/2025
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