Inventor · disambiguated record
Eiji Kamijo
Also filed as: KAMIJO EIJI
25 granted patents·583 citations·filing 1974–2012
97Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES10NISSIN ELECTRIC CO LTD8AGENCY IND SCIENCE TECHN2RICOH KK2RIKAGAKU KENKYUSHO1
Top patents by PatentIndex Score
25 records- 0195US4915977AMethod of forming a diamond filmNISSIN ELECTRIC CO LTD·Filed 1988·Granted Apr 10, 1990·101 cites·10 claims
- 0289US4039703AMethod for producing a tubular multi-layered porous barrierSUMITOMO ELECTRIC INDUSTRIES·Filed 1974·Granted Aug 2, 1977·57 cites·12 claims
- 0387US4556416AProcess and apparatus for manufacturing fine powderSUMITOMO ELECTRIC INDUSTRIES·Filed 1984·Granted Dec 3, 1985·33 cites·5 claims
- 0482US5009923AMethod of forming diamond filmNISSIN ELECTRIC CO LTD·Filed 1990·Granted Apr 23, 1991·35 cites·8 claims
- 0580US4831212APackage for packing semiconductor devices and process for producing the sameNISSIN ELECTRIC CO LTD·Filed 1987·Granted May 16, 1989·49 cites·2 claims
- 0680US4753764AManufacturing method for fiber reinforced silicon ceramics sintered bodySUMITOMO ELECTRIC INDUSTRIES·Filed 1983·Granted Jun 28, 1988·31 cites·6 claims
- 0780US4326931AProcess for continuous production of porous metalSUMITOMO ELECTRIC INDUSTRIES·Filed 1978·Granted Apr 27, 1982·23 cites·5 claims
- 0880US4259209ACatalyst for concentrating hydrogen isotopes and process for producing a support thereforRIKAGAKU KENKYUSHO·Filed 1979·Granted Mar 31, 1981·31 cites·16 claims
- 0975US4965044AMethod of sintering ceramics and metal dispersed reinforced ceramics obtained therebySUMITOMO ELECTRIC IND LTD I·Filed 1989·Granted Oct 23, 1990·25 cites·6 claims
- 1074US4660114AThin film magnetic heads and substrates thereforeSUMITOMO ELECTRIC INDUSTRIES·Filed 1985·Granted Apr 21, 1987·19 cites·2 claims
- 1166US4920094AProcess for producing superconducting thin filmsNISSIN ELECTRIC CO LTD·Filed 1988·Granted Apr 24, 1990·25 cites·8 claims
- 1266US4598053ACeramic compactsSUMITOMO ELECTRIC INDUSTRIES·Filed 1985·Granted Jul 1, 1986·18 cites·4 claims
- 1362US4861750AProcess for producing superconducting thin filmNISSIN ELECTRIC CO LTD·Filed 1988·Granted Aug 29, 1989·18 cites·6 claims
- 1462US4777822AMethod of hot rolling copperSUMITOMO ELECTRIC INDUSTRIES·Filed 1987·Granted Oct 18, 1988·17 cites·2 claims
- 1561US4702869AProcess for the production of ceramicsAGENCY IND SCIENCE TECHN·Filed 1986·Granted Oct 27, 1987·15 cites·3 claims
- 1658US4906295ADispersed reinforced ceramicsSUMITOMO ELECTRIC INDUSTRIES·Filed 1988·Granted Mar 6, 1990·12 cites·2 claims
- 1756US4659508AElectrically-conductive sintered compact of silicon nitride machinable by electrical discharge machining and process of producing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1985·Granted Apr 21, 1987·13 cites·7 claims
- 1849US4362647AElectrode and the method for producing the sameAGENCY IND SCIENCE TECHN·Filed 1981·Granted Dec 7, 1982·9 cites·5 claims
- 1948US5500742AControl unit of flash memory and facsimile machine using such control unitRICOH KK·Filed 1993·Granted Mar 19, 1996·11 cites·10 claims
- 2047US4756180AMethod of hot rolling for iron and iron alloy rodsSUMITOMO ELECTRIC INDUSTRIES·Filed 1986·Granted Jul 12, 1988·10 cites·4 claims
- 2145US5202556ADocument reading apparatus having photoconductive detector for detecting documents and document edgesRICOH KK·Filed 1991·Granted Apr 13, 1993·13 cites·14 claims
- 2238US5250327AComposite substrate and process for producing the sameNISSIN ELECTRIC CO LTD·Filed 1989·Granted Oct 5, 1993·8 cites·10 claims
- 2338US4866746ACoated material and X-ray exposure maskNISSIN ELECTRIC CO LTD·Filed 1987·Granted Sep 12, 1989·6 cites·6 claims
- 2436US8575625B2Semiconductor element mounting member, method of producing the same, and semiconductor deviceTAKASHIMA KOUICHI·Filed 2012·Granted Nov 5, 2013·0 cites·14 claims
- 2533US4875284AProcess for producing a package for packing semiconductor devicesNISSIN ELECTRIC CO LTD·Filed 1988·Granted Oct 24, 1989·4 cites·2 claims
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