Inventor

SPIESBERGER FRANZ

AT5 patents

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

WINTERSTEIGER GMBH & CO

2 patents

US5795223AAug 18, 1998

Screen device for a harvester-thresher, in particular a harvester-thresher for a test field

WINTERSTEIGER GMBH & CO47 citations89

US6435114B1Aug 20, 2002

Machine for sowing individual seed grains

WINTERSTEIGER GMBH & CO5 citations59

WINTERSTEIGER JOHANN

1 patent

US4896616AJan 30, 1990

Seed planter

WINTERSTEIGER JOHANN54 citations83

SPIESBERGER FRANZ

1 patent

US8297210B2Oct 30, 2012

Individual-grain seeding machine

SPIESBERGER FRANZ12 citations76

WINTERSTEIGER AG

1 patent

US7614353B2Nov 10, 2009

Sowing device

WINTERSTEIGER AG2 citations50