Inventor

NIEDERFELD GERHARD

DE3 patents

⚠️ This page may combine multiple inventors who share the name “NIEDERFELD GERHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

(unassigned)

1 patent

US6684094B1Jan 27, 2004

Instrument for medical purposes

25 citations86

DANZ MICHAEL

1 patent

US8294587B2Oct 23, 2012

Smoke detector and method of checking blockage of its smoke holes

DANZ MICHAEL10 citations72

ISTA INT GMBH

1 patent

US11422518B2Aug 23, 2022

Signal communication system

ISTA INT GMBH0 citations36