Inventor · disambiguated record
Kazufumi Naito
Also filed as: NAITO KAZUFUMI
37 granted patents·4 pending applications·841 citations·filing 1982–2013
98Inventor score
Files withISHIDA SCALE MFG CO LTD21ISHIDA SEISAKUSHO14NAITO KAZUFUMI2SHINKO DENSHI KK2OBIC BUSINESS CONSULTANTS CO L1
Top patents by PatentIndex Score
41 records- 0194US4623813ALoad sensor using a piezoelectric S.A.W. deviceISHIDA SCALE MFG CO LTD·Filed 1984·Granted Nov 18, 1986·76 cites·13 claims
- 0292US4677422AMultiple input signal high-speed analog-digital converter circuitISHIDA SCALE MFG CO LTD·Filed 1984·Granted Jun 30, 1987·47 cites·2 claims
- 0387US5929390ALoad cell weighing apparatus using the sameISHIDA SEISAKUSHO·Filed 1995·Granted Jul 27, 1999·73 cites·8 claims
- 0485US4624331AWeight sensor with vibration error correctionISHIDA SCALE MFG CO LTD·Filed 1984·Granted Nov 25, 1986·36 cites·4 claims
- 0580US5117929AWeighing apparatus with means for correcting effects of vibrationsISHIDA SCALE MFG CO LTD·Filed 1990·Granted Jun 2, 1992·34 cites·6 claims
- 0680US5052505ALoad cellISHIDA SCALE MFG CO LTD·Filed 1990·Granted Oct 1, 1991·45 cites·13 claims
- 0777US5512713ALoad cell having a hollow and a strain gauge formed on a substrate attached inside the hollowISHIDA SEISAKUSHO·Filed 1994·Granted Apr 30, 1996·38 cites·9 claims
- 0876US8853568B2Platform scale and load detection unitSHINOZAKI NAOYA·Filed 2010·Granted Oct 7, 2014·7 cites·5 claims
- 0976US4705126ASignal processing circuit and weighing apparatus incorporating sameISHIDA SCALE MFG CO LTD·Filed 1986·Granted Nov 10, 1987·25 cites·42 claims
- 1076US4484146ADifferential amplifier containing a low-pass filterISHIDA SCALE MFG CO LTD·Filed 1982·Granted Nov 20, 1984·19 cites·3 claims
- 1174US6545230B2Combinational weighing or counting apparatusISHIDA SEISAKUSHO·Filed 2001·Granted Apr 8, 2003·17 cites·19 claims
- 1274US5756943ALoad cellISHIDA SEISAKUSHO·Filed 1996·Granted May 26, 1998·39 cites·10 claims
- 1374US5539158ALoad cell and weighing apparatus including a strain sensor welded to a strain inducing deviceISHIDA SEISAKUSHO·Filed 1994·Granted Jul 23, 1996·31 cites·31 claims
- 1474US4926359AWeight sensing apparatusISHIDA SCALE MFG CO LTD·Filed 1989·Granted May 15, 1990·26 cites·8 claims
- 1571US5440077ACombined weighting and displacement sensor and weighing apparatus using the sameISHIDA SEISAKUSHO·Filed 1994·Granted Aug 8, 1995·28 cites·12 claims
- 1671US4951765ALoad detector circuitISHIDA SCALE MFG CO LTD·Filed 1989·Granted Aug 28, 1990·23 cites·6 claims
- 1770US4727947ASpan adjustment system and methodISHIDA SCALE MFG CO LTD·Filed 1987·Granted Mar 1, 1988·22 cites·6 claims
- 1869US4739305ADouble integral type A/D converterISHIDA SCALE MFG CO LTD·Filed 1986·Granted Apr 19, 1988·22 cites·8 claims
- 1969US4694920ACombination weighing system and methodISHIDA SCALE MFG CO LTD·Filed 1985·Granted Sep 22, 1987·23 cites·8 claims
- 2068US4850442AZero-point adjustment of weighing deviceISHIDA SCALE MFG CO LTD·Filed 1988·Granted Jul 25, 1989·21 cites·3 claims
- 2162US4545445ASpan adjusting system of electronic weighing apparatusISHIDA SCALE MFG CO LTD·Filed 1984·Granted Oct 8, 1985·15 cites·11 claims
- 2261US6013879AMulti-point cell type weighing machinesISHIDA SEISAKUSHO·Filed 1997·Granted Jan 11, 2000·24 cites·12 claims
- 2361US4771836AControl for a weighing systemISHIDA SCALE MFG CO LTD·Filed 1987·Granted Sep 20, 1988·16 cites·4 claims
- 2459US6684487B2Method of producing a load cellISHIDA SEISAKUSHO·Filed 2001·Granted Feb 3, 2004·10 cites·2 claims
- 2559US2006031747A1Input/output screen creating system, input/output screen creating method, and work processing systemOBIC BUSINESS CONSULTANTS CO L·Filed 2004·Application pending·0 cites
- 2658US5184520ALoad sensorISHIDA SCALE MFG CO LTD·Filed 1990·Granted Feb 9, 1993·16 cites·19 claims
- 2756US6034334AMethod of and means for correcting effects of floor vibrations on weight signals from a weighing machineISHIDA SEISAKUSHO·Filed 1995·Granted Mar 7, 2000·24 cites·13 claims
- 2853US8907232B2Component force damping device and platform scale using sameNAITO KAZUFUMI·Filed 2010·Granted Dec 9, 2014·2 cites·7 claims
- 2950US4722406AElectronic weigher with compensated test signalISHIDA SCALE MFG CO LTD·Filed 1986·Granted Feb 2, 1988·10 cites·10 claims
- 3049US4620178ADouble integrating-type analog-to-digital converterISHIDA SCALE MFG CO LTD·Filed 1984·Granted Oct 28, 1986·10 cites·15 claims
- 3148US5515737AWeighing apparatusISHIDA SEISAKUSHO·Filed 1995·Granted May 14, 1996·16 cites·10 claims
- 3245US4626956AElectromagnetic feeder drive control apparatusISHIDA SCALE MFG CO LTD·Filed 1984·Granted Dec 2, 1986·7 cites·11 claims
- 3344US2015308886A1Platform scale provided with enclosureSHINKO DENSHI KK·Filed 2013·Application pending·0 cites
- 3443US2014374173A1Electromagnetic force balanceSHINKO DENSHI KK·Filed 2013·Application pending·0 cites
- 3541US5369875AMethod of manufacturing strain sensorsISHIDA SEISAKUSHO·Filed 1993·Granted Dec 6, 1994·9 cites·7 claims
- 3640US2009255736A1Load cell unit, weight checker, electronic balance, and balanceNAITO KAZUFUMI·Filed 2007·Application pending·0 cites
- 3735USRE36411EWeighing apparatus with means for correcting effects of vibrationsISHIDA SEISAKUSHO·Filed 1997·Granted Nov 30, 1999·6 cites·1 claims
- 3835US5756938AWeight measuring apparatusISHIDA SCALE MFG CO LTD·Filed 1995·Granted May 26, 1998·8 cites·38 claims
- 3934US5569887ALoad cell for detecting vibrations and weighing device comprising sameISHIDA SEISAKUSHO·Filed 1995·Granted Oct 29, 1996·6 cites·9 claims
- 4032US4475608AWeight detection circuit for a load cell scaleISHIDA SCALE MFG CO LTD·Filed 1982·Granted Oct 9, 1984·2 cites·6 claims
- 4131US5656800AAccurate and responsive weighing apparatus with drift compensationISHIDA SEISAKUSHO·Filed 1996·Granted Aug 12, 1997·8 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →