Assignee
No assignee recorded.
Inventors
- Hubert Koester (5 patents)
- Unknown
- Unknown
- Unknown
- Unknown
- Unknown
- Unknown
- Michael Sefkow (4 patents)
- Friedrich Kroll (5 patents)
- Unknown
- Yan Luo (57 patents)
US Patent 11008282 · Granted May 18, 2021
No assignee recorded.