Inventor

KOELLIKER MARCEL

CH4 patents

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

HILTI AG

2 patents

US7950312B2May 31, 2011

Fastening element feeding device for power drive-in tool

HILTI AG44 citations89

US7398904B2Jul 15, 2008

Fastening element guide device for a power drive-in tool

HILTI AG1 citations47

DORMAKABA SCHWEIZ AG

1 patent

USD1093119SSep 16, 2025

Key

DORMAKABA SCHWEIZ AG6 citations82

SPYCHER MARTIN

1 patent

US8186192B2May 29, 2012

Electromechanical rotary lock cylinder

SPYCHER MARTIN0 citations38