Assignee
KATAYAMA TOKUSHU KOGYO KK
JP·20 granted patents·394 citations·filing 1991–2002
Top patents by PatentIndex Score
20 records- 0186US5300165AMethod for manufacturing a metallic porous sheetKATAYAMA TOKUSHU KOGYO KK·Filed 1991·Granted Apr 5, 1994·80 cites·6 claims
- 0278US6485865B1Porous metal sheet, battery electrode plate composed of porous metal sheet and battery having electrode plateKATAYAMA TOKUSHU KOGYO KK·Filed 2000·Granted Nov 26, 2002·18 cites·14 claims
- 0376US6436580B1Method of manufacturing porous sheet, porous metal sheet manufactured by method, and electrode for batteryKATAYAMA TOKUSHU KOGYO KK·Filed 2000·Granted Aug 20, 2002·12 cites·9 claims
- 0474US6110417APorous metallic sheet used as an electrode substrate of a battery and method of manufacturing the porous material sheetKATAYAMA TOKUSHU KOGYO KK·Filed 1999·Granted Aug 29, 2000·36 cites·8 claims
- 0573US5576113ABattery can, sheet for forming battery can, and method for manufacturing sheetKATAYAMA TOKUSHU KOGYO KK·Filed 1994·Granted Nov 19, 1996·45 cites·13 claims
- 0667US5531955AMethod of manufacturing a metallic porous sheet having pores surrounded by a three-dimensional net-shaped framework of metallic layersKATAYAMA TOKUSHU KOGYO KK·Filed 1995·Granted Jul 2, 1996·24 cites·21 claims
- 0766US6080357AMethod of manufacturing porous sheet, porous metal sheet manufactured by method, and electrode for batteryKATAYAMA TOKUSHU KOGYO KK·Filed 1998·Granted Jun 27, 2000·23 cites·16 claims
- 0865US6682852B2Method of manufacturing battery electrode substrate and battery electrode substrateKATAYAMA TOKUSHU KOGYO KK·Filed 2002·Granted Jan 27, 2004·4 cites·6 claims
- 0962US6682851B2Method of manufacturing battery electrode substrate and battery electrode substrateKATAYAMA TOKUSHU KOGYO KK·Filed 2002·Granted Jan 27, 2004·3 cites·3 claims
- 1058US5840441ABattery can, sheet for forming battery can, and method for manufacturing sheetKATAYAMA TOKUSHU KOGYO KK·Filed 1995·Granted Nov 24, 1998·28 cites·8 claims
- 1153US6500582B1Method of producing electrode for battery and electrode produced by methodKATAYAMA TOKUSHU KOGYO KK·Filed 1999·Granted Dec 31, 2002·15 cites·8 claims
- 1252US5496650AMetallic porous sheet having pores surrounded by a three-dimensional net-shaped framework of metallic layersKATAYAMA TOKUSHU KOGYO KK·Filed 1994·Granted Mar 5, 1996·17 cites·17 claims
- 1350US6165640ABattery can-forming plate and battery canKATAYAMA TOKUSHU KOGYO KK·Filed 1997·Granted Dec 26, 2000·19 cites·21 claims
- 1449US5655295ALead-provided porous metal sheet and method for manufacturing the sheetKATAYAMA TOKUSHU KOGYO KK·Filed 1995·Granted Aug 12, 1997·16 cites·28 claims
- 1548US6455201B1Method of manufacturing battery electrode substrate and battery electrode substrateKATAYAMA TOKUSHU KOGYO KK·Filed 1997·Granted Sep 24, 2002·12 cites·3 claims
- 1647US6869728B2Method of manufacturing battery electrode substrate and battery electrode substrateKATAYAMA TOKUSHU KOGYO KK·Filed 2002·Granted Mar 22, 2005·0 cites·3 claims
- 1745US5603782ABattery can, sheet for forming battery can, and method for manufacturing sheetKATAYAMA TOKUSHU KOGYO KK·Filed 1995·Granted Feb 18, 1997·14 cites·11 claims
- 1842US5850591AMethod of manufacturing a metal sheetKATAYAMA TOKUSHU KOGYO KK·Filed 1997·Granted Dec 15, 1998·12 cites·20 claims
- 1938US6153027AMethod of manufacturing battery can-forming plate, battery can-forming plate manufactured by methodKATAYAMA TOKUSHU KOGYO KK·Filed 1998·Granted Nov 28, 2000·9 cites·17 claims
- 2038US5508114ALead-provided porous metal sheet and method for manufacturing the sheetKATAYAMA TOKUSHU KOGYO KK·Filed 1994·Granted Apr 16, 1996·7 cites·5 claims
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