Inventor · disambiguated record
Osamu Tsuchiya
Also filed as: TSUCHIYA OSAMU
83 granted patents·9 pending applications·2,263 citations·filing 1980–2025
99Inventor score
Top patents by PatentIndex Score
92 records- 0198US7405979B2Nonvolatile memory system, semiconductor memory, and writing methodRENESAS TECH CORP·Filed 2007·Granted Jul 29, 2008·52 cites·4 claims
- 0298US7283399B2Nonvolatile memory system, semiconductor memory, and writing methodRENESAS TECH CORP·Filed 2006·Granted Oct 16, 2007·53 cites·18 claims
- 0398US7072222B2Nonvolatile memory system, semiconductor memory and writing methodHITACHI ULSI ENG CORP·Filed 2005·Granted Jul 4, 2006·58 cites·12 claims
- 0497US7145805B2Nonvolatile memory system, semiconductor memory, and writing methodHITACHI ULSI ENG CORP·Filed 2006·Granted Dec 5, 2006·55 cites·5 claims
- 0597US6873552B2Nonvolatile memory system, semiconductor memory, and writing methodRENESAS TECH CORP·Filed 2003·Granted Mar 29, 2005·79 cites·9 claims
- 0697US6683811B2Nonvolatile memory system, semiconductor memory, and writing methodHITACHI LTD·Filed 2003·Granted Jan 27, 2004·83 cites·8 claims
- 0797US6567311B2Nonvolatile memory system, semiconductor memory, and writing methodHITACHI LTD·Filed 2002·Granted May 20, 2003·81 cites·10 claims
- 0896US6452838B1Nonvolatile memory system, semiconductor memory and writing methodHITACHI LTD·Filed 2001·Granted Sep 17, 2002·62 cites·6 claims
- 0996US6392932B1Nonvolatile memory system, semiconductor memory, and writing methodFiled 2000·Granted May 21, 2002·67 cites·6 claims
- 1096US6385092B1Nonvolatile memory system, semiconductor memory, and writing methodHITACHI LTD·Filed 2001·Granted May 7, 2002·61 cites·15 claims
- 1196US6157573ANonvolatile memory system, semiconductor memory, and writing methodHITACHI LTD·Filed 1999·Granted Dec 5, 2000·90 cites·20 claims
- 1296US6023425ANonvolatile memory system, semiconductor memory, and writing methodHITACHI LTD·Filed 1999·Granted Feb 8, 2000·80 cites·5 claims
- 1396US5982668ANonvolatile memory system, semiconductor memory and writing methodHITACHI LTD·Filed 1998·Granted Nov 9, 1999·92 cites·22 claims
- 1496US5867428ANonvolatile memory system semiconductor memory and writing methodHITACHI LTD·Filed 1997·Granted Feb 2, 1999·98 cites·31 claims
- 1595US5629898ADynamic memory device, a memory module, and a method of refreshing a dynamic memory deviceHITACHI LTD·Filed 1996·Granted May 13, 1997·142 cites·15 claims
- 1693US8004905B2Nonvolatile memory system, semiconductor memory and writing methodRENESAS ELECTRONICS CORP·Filed 2010·Granted Aug 23, 2011·10 cites·8 claims
- 1793US6592649B2Method of producing iron nuggetsMIDREX INT BV ZUERICH·Filed 2001·Granted Jul 15, 2003·49 cites·15 claims
- 1893US6036744AMethod and apparatus for making metallic ironKOBE STEEL LTD·Filed 1997·Granted Mar 14, 2000·83 cites·28 claims
- 1990US6602320B2Method for producing reduced ironKOBE STEEL LTD·Filed 2001·Granted Aug 5, 2003·45 cites·31 claims
- 2090US6506231B2Method and apparatus for making metallic ironKOBE STEEL LTD·Filed 2001·Granted Jan 14, 2003·30 cites·6 claims
- 2189US5978270ASemiconductor non-volatile memory device and computer system using the sameHITACHI LTD·Filed 1996·Granted Nov 2, 1999·57 cites·22 claims
- 2289US4734384AProcess for manufacturing semiconductor memory deviceHITACHI LTD·Filed 1986·Granted Mar 29, 1988·61 cites·22 claims
- 2388US4937645ASemiconductor device and a method of manufacturing the sameHITACHI LTD·Filed 1988·Granted Jun 26, 1990·58 cites·16 claims
- 2487US6009016ANonvolatile memory system semiconductor memory and writing methodHITACHI LTD·Filed 1999·Granted Dec 28, 1999·71 cites·5 claims
- 2585US8239268B2Self-checkout terminalIIZAKA HITOSHI·Filed 2007·Granted Aug 7, 2012·13 cites·14 claims
- 2684US6130841ASemiconductor nonvolatile memory apparatus and computer system using the sameHITACHI LTD·Filed 1999·Granted Oct 10, 2000·43 cites·13 claims
- 2783US7654453B2Merchandise registration processing systemTOSHIBA TEC KK·Filed 2008·Granted Feb 2, 2010·12 cites·8 claims
- 2883US6579505B2Method of producing iron oxide pelletsKOBE STEEL LTD·Filed 2002·Granted Jun 17, 2003·25 cites·21 claims
- 2983US5202275ASemiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the sameHITACHI LTD·Filed 1990·Granted Apr 13, 1993·43 cites·23 claims
- 3082US8577729B2Self-checkout terminalIIZAKA HITOSHI·Filed 2012·Granted Nov 5, 2013·4 cites·14 claims
- 3182US6210462B1Method and apparatus for making metallic ironKOBE STEEL LTD·Filed 1998·Granted Apr 3, 2001·39 cites·15 claims
- 3281US6811759B2Method of producing iron oxide pelletsKOBE STEEL LTD·Filed 2003·Granted Nov 2, 2004·22 cites·23 claims
- 3380US8517266B2Checkout terminal and control method for the sameYAMADA YOSHIYA·Filed 2011·Granted Aug 27, 2013·13 cites·6 claims
- 3480US7938883B2Method and apparatus for making metallic ironKOBE STEEL LTD·Filed 2007·Granted May 10, 2011·3 cites·22 claims
- 3580US6432533B1Metallic iron containing slagKOBE STEEL LTD·Filed 2000·Granted Aug 13, 2002·11 cites·3 claims
- 3679US8712853B2Code reading apparatus, sales registering apparatus, and sales registering methodIIZAKA HITOSHI·Filed 2011·Granted Apr 29, 2014·3 cites·7 claims
- 3779US5780882ASemiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the sameHITACHI LTD·Filed 1995·Granted Jul 14, 1998·33 cites·8 claims
- 3878US8061612B2Code symbol reading apparatusYAMADA YOSHIYA·Filed 2009·Granted Nov 22, 2011·7 cites·8 claims
- 3976US6548847B2Semiconductor integrated circuit device having a first wiring strip exposed through a connecting hole, a transition-metal film in the connecting hole and an aluminum wiring strip thereover, and a transition-metal nitride film between the aluminum wiring strip and the transition-metal filmHITACHI LTD·Filed 2001·Granted Apr 15, 2003·12 cites·33 claims
- 4075US7438730B2Method of producing iron oxide pelletsKOBE STEEL LTD·Filed 2006·Granted Oct 21, 2008·2 cites·18 claims
- 4175US6442070B1Semiconductor nonvolatile memory apparatus and computer system using the sameHITACHI LTD·Filed 2000·Granted Aug 27, 2002·17 cites·8 claims
- 4274US8132730B2Datacode reading apparatusIIZAKA HITOSHI·Filed 2011·Granted Mar 13, 2012·1 cites·15 claims
- 4374US4782037AProcess of fabricating a semiconductor insulated circuit device having a phosphosilicate glass insulating filmHITACHI LTD·Filed 1986·Granted Nov 1, 1988·49 cites·49 claims
- 4473US8025225B2Merchandise registration processing systemTOSHIBA TEC KK·Filed 2009·Granted Sep 27, 2011·5 cites·15 claims
- 4573US5331191ASemiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the sameHITACHI LTD·Filed 1992·Granted Jul 19, 1994·24 cites·11 claims
- 4673US4372779AIron ore pellets containing coarse ore particlesKOBE STEEL LTD·Filed 1980·Granted Feb 8, 1983·15 cites·3 claims
- 4772US7913909B2Point of sale datacode reading apparatus and real-time displayTOSHIBA TEC KK·Filed 2009·Granted Mar 29, 2011·4 cites·17 claims
- 4871US8109439B2Commodity registration processing apparatusTSUCHIYA OSAMU·Filed 2009·Granted Feb 7, 2012·3 cites·7 claims
- 4970US8447334B2Network control device and network control methodTSUCHIYA OSAMU·Filed 2010·Granted May 21, 2013·4 cites·4 claims
- 5070US6238961B1Semiconductor integrated circuit device and process for manufacturing the sameHITACHI LTD·Filed 2000·Granted May 29, 2001·17 cites·18 claims
Showing the top 50 of 92 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →