This inventor holds 1 USPTO granted patent and 3 EPO patents. Top assignee: Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.v.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Johannes Greulich and Solar-Cell Quality Assessment.
Introduction
Johannes Greulich is an inventor associated with Freiburg, Germany. His patent work focuses on assessing solar-cell quality through luminescence measurements, offering a contactless approach to evaluating cells.
Latest Patents
Greulich is associated with 1 patent, titled “Method and Device for Assessing the Quality of a Solar Cell.” The invention describes applying excitation radiation to different regions of a solar cell under specified parameters and measuring the resulting luminescent radiation. It outlines alternative measurement approaches, including varying the excitation conditions between regions or illuminating the cell homogeneously. The measured intensities are used to determine information about the solar cell’s quality.
Career Highlights
Greulich’s listed organizational affiliations include Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., a research organization focused on applied science and technology. His patent reflects work in photovoltaic measurement and solar-cell evaluation.
Collaborations
The listed coworkers associated with Greulich include Hannes Höffler and Matthias Demant. Their names appear alongside his work connected with the solar-cell assessment invention.
Conclusion
Johannes Greulich’s patent describes a contactless luminescence-based method for assessing solar-cell quality, highlighting his contribution to photovoltaic testing and applied research.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile