Inventor · disambiguated record
Herbert Birkhofer
Also filed as: BIRKHOFER HERBERT
6 granted patents·56 citations·filing 1978–1989
83Inventor score
Files withSCHAEFFER HOMBERG GMBH3SCHAEFFER SCOVILL VERBINDUNG1SCOVILL APPAREL FASTENERS INC1WINDMOELLER & HOELSCHER1
Top patents by PatentIndex Score
6 records- 0155US4199094AMachine for the attachment of rivets, buttons, or the likeSCHAEFFER HOMBERG GMBH·Filed 1978·Granted Apr 22, 1980·12 cites·10 claims
- 0246US4273280AMachine for the attachment of rivets, buttons or the like on clothing piecesSCHAEFFER HOMBERG GMBH·Filed 1979·Granted Jun 16, 1981·10 cites·9 claims
- 0345US4376504AMachine for attaching buttons having shanks to an article in a correctly buttoned conditionSCHAEFFER HOMBERG GMBH·Filed 1980·Granted Mar 15, 1983·11 cites·13 claims
- 0442US4741466AMachine for attaching rivets, snap fasteners or similarSCOVILL APPAREL FASTENERS INC·Filed 1986·Granted May 3, 1988·11 cites·13 claims
- 0536US5085111AApparatus for stacking flat articlesWINDMOELLER & HOELSCHER·Filed 1989·Granted Feb 4, 1992·6 cites·9 claims
- 0631US4733811AMachine for attaching buttons, rivets, or similar to garmentsSCHAEFFER SCOVILL VERBINDUNG·Filed 1986·Granted Mar 29, 1988·6 cites·7 claims
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