Inventor
GEISSELE WILLIAM HUGO
US7 patents
⚠️ This page may combine multiple inventors who share the name “GEISSELE WILLIAM HUGO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEISSELE WILLIAM HUGO
5 patentsUS7331136B2Feb 19, 2008
Adjustable dual stage trigger mechanism for semi-automatic weapons
GEISSELE WILLIAM HUGO72 citations95
US8074393B2Dec 13, 2011
Adjustable dual stage trigger mechanism for semi-automatic weapons
GEISSELE WILLIAM HUGO23 citations90
US8069602B2Dec 6, 2011
Adjustable dual stage trigger mechanism for semi-automatic weapons
GEISSELE WILLIAM HUGO28 citations90
US8443536B1May 21, 2013
Adjustable dual stage trigger mechanism for semi-automatic weapons
GEISSELE WILLIAM HUGO12 citations82
USD661769SJun 12, 2012
Firearm hammer
GEISSELE WILLIAM HUGO4 citations60