Inventor
Keisuke Yamanishi
Inventor
Ibaraki, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Kprimary
H05KPrinted circuits23%
C25DProcesses for the electrolytic or electrophoretic production of coatings21%
Y10TTechnical subjects covered by former us classification15%
C22CAlloys10%
C23CCoating metallic material10%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%
C23FNon-mechanical removal of metallic material from surface8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
8,668,994'Rolled copper foil or electrolytic copper foil for electronic circuit, and method of forming electronic circuit using same'20148,580,390'Rolled copper foil or electrolytic copper foil for electronic circuit, and method of forming electronic circuit using same'20138,449,987'Rolled copper or copper alloy foil with roughened surface and method of roughening rolled copper or copper alloy foil'20138,357,307'Method of forming electronic circuit'20138,252,166'Method of roughening rolled copper or copper alloy foil'20125,456,817'Surface treatment method of a copper foil for printed circuits'19955,389,446'Copper foil for printed circuits'19955,366,814'Copper foil for printed circuits and process for producing the same'19945,019,222'Treatment of copper foil for printed circuits'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–1995Patents assigned to NIKKO GOULD FOIL KK (4)· patent assignee history
1991–1995Based in Hitachi, JP· patent location history
2012–2014Patents assigned to JX NIPPON MINING & METALS CORP (5)· patent assignee history
2012–2014Patents assigned to YAMANISHI KEISUKE (5)· patent assignee history
2012–2014Based in Ibaraki, JP· patent location history
2013–2014Patents assigned to FUKUCHI RYO (3)· patent assignee history
2013–2014Patents assigned to KAMINAGA KENGO (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JX NIPPON MINING & METALS CORP | 5 | 2012–2014 |
| YAMANISHI KEISUKEself | 5 | 2012–2014 |
| NIKKO GOULD FOIL KK | 4 | 1991–1995 |
| FUKUCHI RYO | 3 | 2013–2014 |
| KAMINAGA KENGO | 3 | 2013–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ibaraki, JP | 5 | 2012–2014 |
| Hitachi, JP | 4 | 1991–1995 |