Assignee
NARUMI CHINA CORP
JP·29 granted patents·713 citations·filing 1976–1999
Top patents by PatentIndex Score
29 records- 0190US4795670AMultilayer ceramic substrate with circuit patternsNARUMI CHINA CORP·Filed 1987·Granted Jan 3, 1989·97 cites·14 claims
- 0290US4353958AGreen ceramic tapes and method of producing themNARUMI CHINA CORP·Filed 1980·Granted Oct 12, 1982·61 cites·22 claims
- 0388US5209688APlasma display panelNARUMI CHINA CORP·Filed 1991·Granted May 11, 1993·80 cites·15 claims
- 0484US4184061ABrowning vessels which used together with microwave ovensNARUMI CHINA CORP·Filed 1978·Granted Jan 15, 1980·39 cites·11 claims
- 0581US4749665ALow temperature fired ceramicsNARUMI CHINA CORP·Filed 1986·Granted Jun 7, 1988·42 cites·6 claims
- 0680US4323405ACasing having a layer for protecting a semiconductor memory to be sealed therein against alpha particles and a method of manufacturing sameNARUMI CHINA CORP·Filed 1979·Granted Apr 6, 1982·40 cites·2 claims
- 0779US4680618APackage comprising a composite metal body brought into contact with a ceramic memberNARUMI CHINA CORP·Filed 1983·Granted Jul 14, 1987·58 cites·2 claims
- 0874US4650923ACeramic article having a high moisture proofNARUMI CHINA CORP·Filed 1985·Granted Mar 17, 1987·44 cites·21 claims
- 0973US4753906ADielectric ceramic composition for microwave applicationNARUMI CHINA CORP·Filed 1986·Granted Jun 28, 1988·21 cites·8 claims
- 1073US4621066ALow temperature fired ceramicsNARUMI CHINA CORP·Filed 1985·Granted Nov 4, 1986·45 cites·8 claims
- 1165US4833108ASintered body of aluminum nitrideNARUMI CHINA CORP·Filed 1988·Granted May 23, 1989·22 cites·11 claims
- 1264US5362687ALead-free frit glazeNARUMI CHINA CORP·Filed 1993·Granted Nov 8, 1994·22 cites·2 claims
- 1355US4748085AMultilayer ceramic circuit board fired at a low temperatureNARUMI CHINA CORP·Filed 1986·Granted May 31, 1988·21 cites·2 claims
- 1453US4726921AMethod for manufacturing low temperature fired ceramicsNARUMI CHINA CORP·Filed 1985·Granted Feb 23, 1988·12 cites·8 claims
- 1552US4496509AMethod of producing ceramic tapesNARUMI CHINA CORP·Filed 1983·Granted Jan 29, 1985·13 cites·10 claims
- 1645US5776585AMouse padNARUMI CHINA CORP·Filed 1996·Granted Jul 7, 1998·16 cites·4 claims
- 1744US4134772AMethod of producing soft porcelainNARUMI CHINA CORP·Filed 1977·Granted Jan 16, 1979·12 cites·6 claims
- 1843US4098939ASubstrate assembly for a luminescent display panel having fired liquid gold layers for segmented display electrodesNARUMI CHINA CORP·Filed 1976·Granted Jul 4, 1978·10 cites·14 claims
- 1942US4456641ACeramic substrate for semiconductor packageNARUMI CHINA CORP·Filed 1982·Granted Jun 26, 1984·10 cites·5 claims
- 2042US4084114ASubstrate assembly for a luminescent display panel wherein graphite powder is bound into segmented electrodes by glass containing zinc oxideNARUMI CHINA CORP·Filed 1976·Granted Apr 11, 1978·10 cites·3 claims
- 2141US5013695ADielectric ceramic compositionNARUMI CHINA CORP·Filed 1989·Granted May 7, 1991·7 cites·4 claims
- 2234US6176769B1Ceramics dress substrate and method of using the dress substrateNARUMI CHINA CORP·Filed 1998·Granted Jan 23, 2001·5 cites·10 claims
- 2333US4843038ABlack sintered body of aluminum nitride and process for producing the sameNARUMI CHINA CORP·Filed 1987·Granted Jun 27, 1989·6 cites·11 claims
- 2433US4472333ACeramic substrate for semiconductor package and method of manufactureNARUMI CHINA CORP·Filed 1981·Granted Sep 18, 1984·5 cites·1 claims
- 2532US4749669ADielectric ceramic compositionNARUMI CHINA CORP·Filed 1986·Granted Jun 7, 1988·5 cites·4 claims
- 2632US4326095ACasing comprising a barrier for intercepting alpha particles from a sealing layerNARUMI CHINA CORP·Filed 1979·Granted Apr 20, 1982·4 cites·10 claims
- 2731US4165226AProcess for preparing an element of a dual-in-line ceramic package provided with a layer of sealing glassNARUMI CHINA CORP·Filed 1978·Granted Aug 21, 1979·5 cites·10 claims
- 2829US4824813ADielectric ceramic compositionNARUMI CHINA CORP·Filed 1987·Granted Apr 25, 1989·1 cites·14 claims
- 2924US6428880B1Paste gold and golden ornamentsNARUMI CHINA CORP·Filed 1999·Granted Aug 6, 2002·0 cites·17 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →