Patents for B21G 1 - Making needles used for performing operations (637)
10/1998
10/21/1998EP0872212A2 Process for manufacturing taper point surgical needles
08/1998
08/25/1998US5797174 Apparatus for forming curved, rectangular bodied needle blanks from tubular stock
07/1998
07/29/1998CN1039357C Sewing machine needle and method for manufacturing same
07/07/1998US5776268 Process for manufacturing surgical needles
07/02/1998WO1998027872A1 Curved surgical needles and method of making the same
05/1998
05/13/1998CN1181431A Industrial sewing machine needle and its processing method
05/12/1998US5749897 Surgical needle and mold for manufacturing the same
05/05/1998US5747770 Method of energy beam forming surgical incision members
04/1998
04/29/1998EP0838545A2 Knitting tool for textile machines and method for its manufacturing
03/1998
03/18/1998EP0829234A1 Method of and apparatus for manufacturing sewing thread with needle
03/04/1998EP0826337A1 A device for making a stitching thread attached with a needle
03/03/1998US5722991 Apparatus and method for attaching surgical needle suture components
01/1998
01/28/1998EP0820932A1 Needle assembly for fastener attachers and method for manufacturing such a needle assembly
01/13/1998US5707391 Apparatus and method for attaching surgical needle suture components
12/1997
12/30/1997US5701664 Method and apparatus for needle-suture attachment
12/30/1997US5701656 Method for manufacturing a wire member
12/16/1997CA2106720C Needle for use as part of a plastic fastener dispensing tool
12/02/1997US5693454 Two-sided photoetching process for needle fabrication
11/1997
11/20/1997DE19644166C1 Process for manufacturing durable machine knitting needles etc.
11/04/1997US5682940 Method for forming curved, rectangular bodied needle blanks from tubular stock
10/1997
10/14/1997US5676008 Apparatus and method of forming needle blanks from wire stock
09/1997
09/23/1997US5669543 Hollow needle for tag attacher
09/17/1997EP0795297A2 Control system for an automatic needle-suture assembly and packaging machine
09/16/1997US5666896 Needle, particularly for embroidery machines
09/02/1997US5661893 Process for manufacturing taper point surgical needles
08/1997
08/21/1997WO1997029692A1 A device for making a stitching thread attached with a needle
08/07/1997WO1997027806A1 Method of and apparatus for manufacturing sewing thread with needle
07/1997
07/22/1997US5649961 Process for the manufacture of suture needles and needles produced thereby
07/08/1997US5644834 Process for manufacturing taper point surgical needles
06/1997
06/25/1997EP0538486B1 Sewing machine needle and method of manufacturing same
06/24/1997US5640874 Progressive die/carrier apparatus and method of forming surgical needles and/or incision members
05/1997
05/21/1997CN1150069A Technique-die compressing method for producing tufting needles
05/20/1997US5630268 Process for manufacturing taper point surgical needles
05/06/1997US5626043 Apparatus for forming curved rectangular bodied needles
03/1997
03/11/1997US5608962 Method and apparatus for attaching surgical suture components
02/1997
02/11/1997US5601475 Method of manufacturing surgical needles having blunt tips
10/1996
10/29/1996US5568746 Surgical needle-suture attachment for controlled suture release
10/02/1996CN1132381A Hollow needle for symble attaching device
09/1996
09/17/1996CA2086763C Sewing machine needle and method for manufacturing same
09/10/1996US5553477 Progressive die apparatus and method for forming surgical incision members
08/1996
08/07/1996EP0725176A2 Needle more particularly for embroidering machines
07/1996
07/30/1996US5539973 Process for manufacturing taper point surgical needles
07/09/1996US5533982 Curved, silicone-coated surgical needle having been shaped prior to martensitic precipitation-hardening by vacuum heat and cooling treatments; tensile strength, sharpness
06/1996
06/26/1996EP0503012B1 Hollow needle for medical use, and process for the manufacture of such needles
06/20/1996DE19545865A1 Hohlnadel für eine Etikettenanbringvorrichtung Hollow needle for a tag
06/18/1996US5526666 Apparatus for forming curved rectangular bodied needles
05/1996
05/29/1996CN1123129A Suture cutting system
05/14/1996US5515871 Hollow needle for medical use and a laser method for manufacturing
04/1996
04/23/1996US5509280 Latch needle for textile machines
03/1996
03/26/1996US5500991 Needle and suture swaging and pull-testing method
03/14/1996DE19503048C1 Needle for large embroidery machines with grooved shaft
02/1996
02/28/1996EP0698375A1 Surgical needle and mold for manufacturing the same
02/27/1996US5495420 Control system for an automatic needle-suture assembly and packaging machine
01/1996
01/31/1996EP0694288A1 Method of manufacturing surgical needles having blunt tips
01/30/1996US5487216 Control system for an automatic needle-suture assembly and packaging machine
01/28/1996CA2154621A1 Method of manufacturing surgical needles having blunt tips
01/23/1996US5485668 Needle and suture swaging method
01/16/1996US5484422 Catheter needle having surface indication thereon and process for forming such catheter
01/02/1996US5479980 Method and device for forming drilled needle blanks
12/1995
12/26/1995US5477609 Needle and suture swaging station
12/26/1995US5477604 Process for manufacturing taper point surgical needles
12/19/1995US5476480 Surgical needle and apparatus for grinding the same
12/06/1995CN1112823A Control system for an automatic needle-suture assembly and packaging machine
10/1995
10/17/1995US5457978 Cartridge fed apparatus for forming curved rectangular bodied needles
09/1995
09/26/1995US5453595 Needle blank feeding apparatus
09/19/1995US5450739 Needle curver with automatic feed
09/05/1995US5447465 Method of treating needle blanks
07/1995
07/19/1995EP0663189A1 Needle and suture swaging station
07/19/1995EP0663187A2 Control assembly for an automatic needle-suture assembly and packaging machine
07/19/1995EP0663186A1 Suture cutting system
07/14/1995CA2139998A1 Needle and suture swaging station
07/14/1995CA2139983A1 Control system for an automatic needle-suture assembly and packaging machine
07/14/1995CA2139980A1 Suture cutting system
07/11/1995US5431036 Needle curving apparatus
06/1995
06/20/1995US5425903 Laser beveling process for catheters
06/20/1995US5425258 Needle curving apparatus
06/13/1995CA1335869C Surgical needles from high strength steel alloy and method of producing the same
06/08/1995DE4402706C1 Simply mfd., abrasion-resistant, long-life latchet needle
05/1995
05/30/1995US5419441 Needle blank sorting apparatus
05/16/1995US5415707 Alloy of tungsten and rhenium, rhodium or iridium
05/10/1995EP0652060A1 Method of, and apparatus for, forming curved rectangular bodied needles
05/10/1995EP0652024A1 Laser beveling process for catheters
05/10/1995EP0652023A2 Catheter needle having surface indication thereon and process for forming such catheter.
05/03/1995EP0650786A1 Cartridge fed apparatus for forming curved rectangular bodied needles
05/03/1995EP0650785A1 Apparatus for positioning and pressing curved surgical needles
05/03/1995EP0650784A1 Apparatus for forming curved rectangular bodied needles
05/03/1995EP0650783A1 Needle blank sorting apparatus
05/03/1995EP0650698A1 Process for manufacturing surgical needles
05/03/1995EP0650697A2 Process for manufacturing taper point surgical needles
05/02/1995US5411613 Method of making heat treated stainless steel needles
05/02/1995CA2134741A1 Process for manufacturing surgical needles
05/02/1995CA2134706A1 Process for manufacturing taper point surgical needles
04/1995
04/26/1995EP0649632A1 Process for the manufacture of suture needles and needles produced thereby
04/21/1995CA2118384A1 Process for the manufacture of suture needles and needles produced thereby
04/09/1995CA2131841A1 Apparatus for positioning and pressing curved surgical needles
04/09/1995CA2131481A1 Cartridge fed apparatus for forming curved rectangular bodied needles
04/09/1995CA2131408A1 Needle blank sorting apparatus
04/09/1995CA2130253A1 Four slider apparatus for forming curved rectangular bodied needles and method
04/05/1995EP0646653A1 Heat treated stainless steel needles and methods of making same
04/05/1995EP0646352A1 High modulus materials for surgical needles
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