Inventor · disambiguated record
Walter Hager
Also filed as: HAGER WALTER · HAGER WALTER J
20 granted patents·444 citations·filing 1975–1993
96Inventor score
Top patents by PatentIndex Score
20 records- 0193US4467739ASeamed material edge guide for a sewing machinePFAFF IND MASCH·Filed 1982·Granted Aug 28, 1984·26 cites·5 claims
- 0292US5125819AApparatus for making center-filled chewing gumWARNER LAMBERT CO·Filed 1987·Granted Jun 30, 1992·94 cites·8 claims
- 0391US5437879ALayered chewing gum confectionWARNER LAMBERT CO·Filed 1993·Granted Aug 1, 1995·103 cites·37 claims
- 0489US5018465ASewing machine with thread monitorPFAFF IND MASCH·Filed 1988·Granted May 28, 1991·22 cites·13 claims
- 0588US4693196AApparatus for monitoring shuttle thread supply of a sewing machinePFAFF IND MASCH·Filed 1985·Granted Sep 15, 1987·17 cites·5 claims
- 0687US4491080ASewing machine with equipment for producing corner seamsPFAFF IND MASCH·Filed 1982·Granted Jan 1, 1985·16 cites·18 claims
- 0784US4088085ASewing device for producing form seamsPFAFF IND MASCH·Filed 1977·Granted May 9, 1978·13 cites·4 claims
- 0883US4528923ASewing machine having a system for approaching a predetermined end point of a seamPFAFF IND MASCH·Filed 1984·Granted Jul 16, 1985·13 cites·6 claims
- 0982US3970018AWork feeding mechanism for sewing machinesPFAFF IND MASCH·Filed 1975·Granted Jul 20, 1976·13 cites·7 claims
- 1079US4975288AMethod for making center-filled chewing gumWARNER LAMBERT CO·Filed 1989·Granted Dec 4, 1990·65 cites·3 claims
- 1178US5078068AProcess and apparatus for preparing a seamPFAFF IND MASCH·Filed 1989·Granted Jan 7, 1992·12 cites·3 claims
- 1275US3983825AMethod and apparatus for effecting the sewing of a pocket stitchPFAFF IND MASCH·Filed 1975·Granted Oct 5, 1976·10 cites·7 claims
- 1363US4143607ASewing machine with differential work transportPFAFF IND MASCH·Filed 1977·Granted Mar 13, 1979·6 cites·5 claims
- 1457US4736699AMethod of sewing corners of a double seam, with a two-needle sewing machinePFAFF IND MASCH·Filed 1987·Granted Apr 12, 1988·6 cites·6 claims
- 1557US4157686ASewing assembly with a feed drive for a work holderPFAFF IND MASCH·Filed 1978·Granted Jun 12, 1979·5 cites·10 claims
- 1651US4134346AButtonhole sewing machinePFAFF IND MASCH·Filed 1977·Granted Jan 16, 1979·5 cites·4 claims
- 1749US4254725AThread-cutting device for sewing machines having a revolving looperPFAFF IND MASCH·Filed 1980·Granted Mar 10, 1981·6 cites·6 claims
- 1849US4073252AMethod for effecting the sewing of a pocket stitchPFAFF IND MASCH·Filed 1976·Granted Feb 14, 1978·4 cites·4 claims
- 1942US4616582AWork clamp for buttonhole sewing machinesPFAFF IND MASCH·Filed 1985·Granted Oct 14, 1986·3 cites·7 claims
- 2038US4542707ASewing machine having auxiliary work turning needlePFAFF IND MASCH·Filed 1984·Granted Sep 24, 1985·5 cites·5 claims
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