Inventor · disambiguated record
Masato Hamamoto
Also filed as: HAMAMOTO MASATO
18 granted patents·219 citations·filing 1987–2021
94Inventor score
Top patents by PatentIndex Score
18 records- 0177US6194915B1Semiconductor integrated circuit device and process for manufacturing the sameHITACHI LTD·Filed 1996·Granted Feb 27, 2001·31 cites·13 claims
- 0276US6922803B2Test method of semiconductor intergrated circuit and test pattern generatorHITACHI INFORMATION TECHNOLOGY·Filed 2001·Granted Jul 26, 2005·23 cites·12 claims
- 0372US7576406B2Semiconductor deviceHITACHI LTD·Filed 2004·Granted Aug 18, 2009·19 cites·18 claims
- 0467US6636075B2Semiconductor integrated circuit and its fabrication methodHITACHI LTD·Filed 2002·Granted Oct 21, 2003·10 cites·18 claims
- 0565US6937068B2Semiconductor integrated circuitHITACHI LTD·Filed 2003·Granted Aug 30, 2005·8 cites·16 claims
- 0662US5140184AClock feeding circuit and clock wiring systemHITACHI LTD·Filed 1990·Granted Aug 18, 1992·37 cites·8 claims
- 0760US12384678B2Aluminum nitride powder and method for manufacturing the sameTOKUYAMA CORP·Filed 2021·Granted Aug 12, 2025·0 cites·4 claims
- 0860US4999520AHigh speed TTL buffer circuit which is resistive to the influence of alpha-raysHITACHI LTD·Filed 1989·Granted Mar 12, 1991·13 cites·37 claims
- 0958US6670201B2Manufacturing method of semiconductor deviceHITACHI LTD·Filed 2001·Granted Dec 30, 2003·6 cites·17 claims
- 1054US5055710AIntegrated logic circuit having plural input cells and flip-flop and output cells arranged in a cell blockHITACHI LTD·Filed 1990·Granted Oct 8, 1991·15 cites·4 claims
- 1154US5043297AWiring method of on-chip modification for an LSIHITACHI LTD·Filed 1990·Granted Aug 27, 1991·22 cites·12 claims
- 1248US5298802ASemiconductor integrated circuit device with a plurality of logic circuits having active pull-down functionsHITACHI LTD·Filed 1993·Granted Mar 29, 1994·8 cites·19 claims
- 1348US4868420AFlip-flop circuitHITACHI LTD·Filed 1988·Granted Sep 19, 1989·8 cites·28 claims
- 1447US6359472B2Semiconductor integrated circuit and its fabrication methodHITACHI LTD·Filed 2001·Granted Mar 19, 2002·2 cites·53 claims
- 1543US4891531AECL flip-flop with improved α-ray resistant propertiesHITACHI LTD·Filed 1988·Granted Jan 2, 1990·6 cites·7 claims
- 1638US4940905AECL flip-flop with improved x-ray resistant propertiesHITACHI LTD·Filed 1989·Granted Jul 10, 1990·4 cites·20 claims
- 1736US5283480ASemiconductor integrated circuit device with a plurality of logic circuits having active pull-down functionsHITACHI LTD·Filed 1990·Granted Feb 1, 1994·4 cites·17 claims
- 1832US5059819AIntegrated logic circuitHITACHI LTD·Filed 1987·Granted Oct 22, 1991·3 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →