Patent attorney profile
Dr.-Ing. Dipl.-Ing. Hans-Martin Helwig
Patent attorney (Patentanwalt), Freischem & Partner Patentanwälte mbB, Köln
- Checked in the official register of patent attorneys (Patentanwaltsverzeichnis) of the Patentanwaltskammer on 28 October 2026
Details from the official register of patent attorneys (Patentanwaltsverzeichnis) of the Patentanwaltskammer
- Name
- Dr.-Ing. Dipl.-Ing. Hans-Martin Helwig
- Professional title
- Patent attorney (Patentanwalt)
- Admitted since
- 20 February 2013
- Firm
- Freischem & Partner Patentanwälte mbB
- Firm address
- Salierring 47-53, 50677 Köln
- Phone
- (0221) 27 05 77 0
- Fax
- (0221) 27 05 77 10
- hh@freischem.eu
- Website
- www.freischem.eu
Source: Amtliches Patentanwaltsverzeichnis der Patentanwaltskammer (§ 29 PAO), as of 28 October 2026. The register is kept in German.
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