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Copper alloy wire and copper alloy spring
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Patent number 9,476,474
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Issue date Oct 25, 2016
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Nippon Seisen Co., Ltd.
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Kiyohito Ishida
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Metal filter
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Patent number 6,355,082
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Issue date Mar 12, 2002
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Nippon Seisen Co., Ltd.
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Hideomi Ishibe
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B22 - CASTING POWDER METALLURGY
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Guide wire for a catheter
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Patent number 5,230,348
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Issue date Jul 27, 1993
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Nippon Seisen Co., Ltd.
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Hideomi Ishibe
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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86370870 - TOUPH STAINLESS
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Serial number 86370870
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Registration number 4816190
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Filing date Aug 19, 2014
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Nippon Seisen Co., Ltd.
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6 - Common metals and their alloys
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79061303 - NIPPON SEISEN
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Serial number 79061303
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Registration number 3810961
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Filing date Jan 30, 2008
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NIPPON SEISEN CO., LTD.
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6 - Common metals and their alloys
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76668834 - NASLON
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Serial number 76668834
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Registration number 3803457
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Filing date Nov 13, 2006
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Nippon Seisen Co., Ltd.
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7 - Machines and machine tools
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74061885 - REMEMBALLOY
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Serial number 74061885
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Registration number 1728866
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Filing date May 23, 1990
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Nippon Seisen Co., Ltd.
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6 - Common metals and their alloys
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74057404 - REMEMBALLOY
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Serial number 74057404
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Filing date May 9, 1990
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Nippon Seisen Co., Ltd.
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6 - Common metals and their alloys
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72433622 - NASLON
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Serial number 72433622
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Registration number 1045157
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Filing date Sep 8, 1972
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NIPPON SEISEN CO., LTD.
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22 - Ropes, string, nets, tents, awnings, tarpaulins, sails, sacks and bags (not included in other classes)