Assignee
NIPPON DENKAI LTD
JP·12 granted patents·1 pending application·188 citations·filing 1994–2022
Top patents by PatentIndex Score
13 records- 0187US5712047ACopper foil for printed wiring boardNIPPON DENKAI LTD·Filed 1996·Granted Jan 27, 1998·53 cites·20 claims
- 0286US6497806B1Method of producing a roughening-treated copper foilNIPPON DENKAI LTD·Filed 2001·Granted Dec 24, 2002·19 cites·2 claims
- 0383US5569545ACopper clad laminate, multilayer printed circuit board and their processing methodNIPPON DENKAI LTD·Filed 1994·Granted Oct 29, 1996·71 cites·24 claims
- 0474US5534128ANon-cyanide copper-zinc electroplating bath, method of surface treatment of copper foil for printed wiring board using the same and copper foil for printed wiring boardNIPPON DENKAI LTD·Filed 1995·Granted Jul 9, 1996·29 cites·12 claims
- 0568US12091766B2Electrolytic copper foil and method for producing sameNIPPON DENKAI LTD·Filed 2019·Granted Sep 17, 2024·0 cites·5 claims
- 0665US11952675B2Surface-treated copper foil and method for manufacturing sameNIPPON DENKAI LTD·Filed 2020·Granted Apr 9, 2024·0 cites·6 claims
- 0757US12415340B2Surface-treated copper foilNIPPON DENKAI LTD·Filed 2022·Granted Sep 16, 2025·0 cites·16 claims
- 0856US7816015B2Composite copper foil and method for production thereofNIPPON DENKAI LTD·Filed 2005·Granted Oct 19, 2010·1 cites·16 claims
- 0956US6495022B2Method of producing copper foil for fine wiringNIPPON DENKAI LTD·Filed 2001·Granted Dec 17, 2002·3 cites·2 claims
- 1042US2023072579A1Metal foil and production method therefor, and method for processing electrodeposition drum to be used for said production methodNIPPON DENKAI LTD·Filed 2021·Application pending·0 cites
- 1139US6663758B2Method and apparatus for producing electrolytic copper foilNIPPON DENKAI LTD·Filed 2001·Granted Dec 16, 2003·1 cites·17 claims
- 1235US6117566ALead frame materialNIPPON DENKAI LTD·Filed 1998·Granted Sep 12, 2000·9 cites·11 claims
- 1331US6461745B2Copper foil for tape carrier and tab carrier tape and tab tape carrier using the copper foilNIPPON DENKAI LTD·Filed 2001·Granted Oct 8, 2002·2 cites·12 claims
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