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Patents Grantslast 30 patents

Information Patent Grant
Transverse optical transmission probe
- Patent number 9,958,321
- Issue date May 1, 2018
- HELLMA HOLDING GMBH
- Walter M. Doyle
- G01 - MEASURING TESTING
Information Patent Grant
Optical transmission cell with minimized spurious absorption
- Patent number 9,618,447
- Issue date Apr 11, 2017
- HELLMA HOLDING GMBH
- Walter M. Doyle
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
79191825 - HELLMA AXIOM
- Serial number 79191825
- Filing date Jul 6, 2016
- Hellma Holding GmbH
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments