Inventor · disambiguated record
Tsutomu Higuchi
Also filed as: HIGUCHI TSUTOMU
20 granted patents·3 pending applications·258 citations·filing 1987–2014
95Inventor score
Files withOKI ELECTRIC IND CO LTD6SHINKO ELECTRIC IND CO6MITSUI MINING & SMELTING CO5OKI SEMICONDUCTOR CO LTD2UNOZAWA GUMI IRON WORKS2
Top patents by PatentIndex Score
23 records- 0186US4789314AMulti-section roots vacuum pump of reverse flow cooling type with internal flow division arrangementUNOZAWA GUMI IRON WORKS·Filed 1987·Granted Dec 6, 1988·40 cites·9 claims
- 0285US10644348B2Crystalline solid electrolyte and production method thereforMITSUI MINING & SMELTING CO·Filed 2014·Granted May 5, 2020·4 cites·5 claims
- 0382US6335099B1Corrosion resistant, magnesium-based product exhibiting luster of base metal and method for producing the sameMITSUI MINING & SMELTING CO·Filed 1999·Granted Jan 1, 2002·37 cites·14 claims
- 0481US6380614B1Non-contact type IC card and process for manufacturing sameSHINKO ELECTRIC IND CO·Filed 2000·Granted Apr 30, 2002·35 cites·9 claims
- 0580US6541126B1Electrolytic copper foil with carrier foil and copper-clad laminate using the electrolytic copper foilMITSUI MINING & SMELTING CO·Filed 2000·Granted Apr 1, 2003·30 cites·5 claims
- 0672US6833614B2Semiconductor package and semiconductor deviceSHINKO ELECTRIC IND CO·Filed 2003·Granted Dec 21, 2004·18 cites·21 claims
- 0770US6552694B1Semiconductor device and fabrication method thereofSHINKO ELECTRIC IND CO·Filed 2000·Granted Apr 22, 2003·15 cites·20 claims
- 0865US6544664B1Copper foil for printed wiring boardMITSUI MINING & SMELTING CO·Filed 2000·Granted Apr 8, 2003·12 cites·4 claims
- 0964US6548153B2Composite material used in making printed wiring boardsMITSUI MINING & SMELTING CO·Filed 2002·Granted Apr 15, 2003·10 cites·11 claims
- 1063US6567328B1Memory macro with modular peripheral circuit elementsOKI ELECTRIC IND CO LTD·Filed 2000·Granted May 20, 2003·10 cites·14 claims
- 1160US6501440B2IC card, antenna frame for IC card and method for manufacturing the sameSHINKO ELECTRIC IND CO·Filed 2001·Granted Dec 31, 2002·7 cites·16 claims
- 1255US6882588B2Memory macro with modular peripheral circuit elements having a number of line drivers selectable based on number of memory blocksOKI ELECTRIC IND CO LTD·Filed 2003·Granted Apr 19, 2005·6 cites·10 claims
- 1353US6254362B1Vacuum pump with dust collecting functionUNOZAWA GUMI IRON WORKS·Filed 1998·Granted Jul 3, 2001·13 cites·7 claims
- 1447US2007164401A1Differential transmission line structure and wiring substrateSHINKO ELECTRIC IND CO·Filed 2006·Application pending·0 cites
- 1544US6049111ASemiconductor device including protective circuit with guard ringOKI ELECTRIC IND CO LTD·Filed 1998·Granted Apr 11, 2000·12 cites·6 claims
- 1643US7808835B2Non-volatile semiconductor storage deviceOKI SEMICONDUCTOR CO LTD·Filed 2009·Granted Oct 5, 2010·0 cites·12 claims
- 1741US7525845B2Non-volatile semiconductor storage deviceOKI SEMICONDUCTOR CO LTD·Filed 2007·Granted Apr 28, 2009·0 cites·7 claims
- 1840US7242625B2Memory macro with modular peripheral circuit elementsOKI ELECTRIC IND CO LTD·Filed 2005·Granted Jul 10, 2007·0 cites·13 claims
- 1939US6839261B2Semiconductor memory deviceOKI ELECTRIC IND CO LTD·Filed 2003·Granted Jan 4, 2005·2 cites·19 claims
- 2037US2006097820A1Printed circuit board built-in type planar balun and method for manufacturing sameWATANABE SHOJI·Filed 2005·Application pending·0 cites
- 2132US6240036B1Voltage supply circuit in a semiconductor memory deviceOKI ELECTRIC IND CO LTD·Filed 2000·Granted May 29, 2001·0 cites·8 claims
- 2232US5277357AProcess for making a metal wall of a package used for accommodating electronic elementsSHINKO ELECTRIC IND CO·Filed 1992·Granted Jan 11, 1994·7 cites·9 claims
- 2332US2010195396A1Semiconductor memory device and self-test method of the sameHIGUCHI TSUTOMU·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →