Assignee
ANRITSU ELECTRIC CO LTD
JP·36 granted patents·785 citations·filing 1975–1987
Top patents by PatentIndex Score
36 records- 0195US4660980AApparatus for measuring thickness of object transparent to light utilizing interferometric methodANRITSU ELECTRIC CO LTD·Filed 1984·Granted Apr 28, 1987·154 cites·11 claims
- 0295US4211975ALocal signal generation arrangementANRITSU ELECTRIC CO LTD·Filed 1978·Granted Jul 8, 1980·72 cites·10 claims
- 0386US4578638ASpectrum analyzerANRITSU ELECTRIC CO LTD·Filed 1984·Granted Mar 25, 1986·49 cites·2 claims
- 0482US4607215ASpectrum analyzerANRITSU ELECTRIC CO LTD·Filed 1984·Granted Aug 19, 1986·41 cites·2 claims
- 0582US4350098ATest rack for electronic equipmentANRITSU ELECTRIC CO LTD·Filed 1980·Granted Sep 21, 1982·43 cites·2 claims
- 0677US4659999ADirect frequency synthesizer which is step-wise variable and has phase continuity and phase reproducibility when switching frequenciesANRITSU ELECTRIC CO LTD·Filed 1984·Granted Apr 21, 1987·40 cites·32 claims
- 0776US4611164ASpectrum analyzer with automatic peak frequency tuning functionANRITSU ELECTRIC CO LTD·Filed 1984·Granted Sep 9, 1986·38 cites·3 claims
- 0873US4504906AMultiprocessor systemANRITSU ELECTRIC CO LTD·Filed 1982·Granted Mar 12, 1985·44 cites·3 claims
- 0971US4106329ASolid or water quantity measurement apparatus using microwavesANRITSU ELECTRIC CO LTD·Filed 1977·Granted Aug 15, 1978·25 cites·13 claims
- 1070US4326195AMulti-item data input apparatusANRITSU ELECTRIC CO LTD·Filed 1980·Granted Apr 20, 1982·17 cites·12 claims
- 1169US4520321APhase difference detector with phase inversion of one input signal when phase difference is smallANRITSU ELECTRIC CO LTD·Filed 1982·Granted May 28, 1985·23 cites·5 claims
- 1269US4343210APunch pressANRITSU ELECTRIC CO LTD·Filed 1980·Granted Aug 10, 1982·21 cites·26 claims
- 1368US4441815ASelf-modulating spectrometerANRITSU ELECTRIC CO LTD·Filed 1981·Granted Apr 10, 1984·29 cites·20 claims
- 1468US4435036AOptical fiber connector with mutually engaging, oppositely tapered surfacesANRITSU ELECTRIC CO LTD·Filed 1981·Granted Mar 6, 1984·36 cites·3 claims
- 1558US4637508AApparatus for carrying and separating articlesANRITSU ELECTRIC CO LTD·Filed 1985·Granted Jan 20, 1987·19 cites·6 claims
- 1650US4085389AAmplitude modulation circuitANRITSU ELECTRIC CO LTD·Filed 1977·Granted Apr 18, 1978·9 cites·7 claims
- 1745US4643572ADriving circuit of a gratingANRITSU ELECTRIC CO LTD·Filed 1984·Granted Feb 17, 1987·11 cites·1 claims
- 1843US4341994APower level measurement systemANRITSU ELECTRIC CO LTD·Filed 1980·Granted Jul 27, 1982·12 cites·5 claims
- 1941US4794475AAutomatic loading horizontal type open-reel magnetic tape drive unit with tape detectionANRITSU ELECTRIC CO LTD·Filed 1986·Granted Dec 27, 1988·4 cites·7 claims
- 2041US4413179AMechanical vibrator for light beam chopperANRITSU ELECTRIC CO LTD·Filed 1981·Granted Nov 1, 1983·9 cites·8 claims
- 2140US3972625AMilk fat content-measuring apparatusANRITSU ELECTRIC CO LTD·Filed 1975·Granted Aug 3, 1976·11 cites·8 claims
- 2239US4630147AMagnetic head position determining mechanismANRITSU ELECTRIC CO LTD·Filed 1983·Granted Dec 16, 1986·4 cites·2 claims
- 2339US4511448APlating apparatusANRITSU ELECTRIC CO LTD·Filed 1981·Granted Apr 16, 1985·8 cites·8 claims
- 2439US4047115ASample pulse generating apparatusANRITSU ELECTRIC CO LTD·Filed 1976·Granted Sep 6, 1977·5 cites·2 claims
- 2538US4633173AApparatus for measuring a signal levelANRITSU ELECTRIC CO LTD·Filed 1985·Granted Dec 30, 1986·8 cites·10 claims
- 2638US4306186AFrequency marker display systemANRITSU ELECTRIC CO LTD·Filed 1980·Granted Dec 15, 1981·10 cites·3 claims
- 2737US4787571AAutomatic loading horizontal type of open-reel magnetic tape drive unitANRITSU ELECTRIC CO LTD·Filed 1987·Granted Nov 29, 1988·3 cites·9 claims
- 2837US4319080AMethod of locating faulty pulse repeatersANRITSU ELECTRIC CO LTD·Filed 1980·Granted Mar 9, 1982·9 cites·4 claims
- 2936US4320355ASweep signal generation systemANRITSU ELECTRIC CO LTD·Filed 1980·Granted Mar 16, 1982·8 cites·7 claims
- 3035US4549125ACircuit for controlling the rotation angle of a motorANRITSU ELECTRIC CO LTD·Filed 1984·Granted Oct 22, 1985·11 cites·7 claims
- 3132US4775905AAutomatic loading horizontal type open-reel magnetic tape drive unit with reel clamping mechanismANRITSU ELECTRIC CO LTD·Filed 1986·Granted Oct 4, 1988·3 cites·9 claims
- 3229US4297028AMulti-item data input apparatusANRITSU ELECTRIC CO LTD·Filed 1980·Granted Oct 27, 1981·3 cites·17 claims
- 3328US4653704AAutomatic loading horizontal type of open-reel magnetic tape drive unitANRITSU ELECTRIC CO LTD·Filed 1984·Granted Mar 31, 1987·0 cites·2 claims
- 3426US4354436AStand for supporting items of electronic equipmentANRITSU ELECTRIC CO LTD·Filed 1980·Granted Oct 19, 1982·1 cites·14 claims
- 3521US4396827AMulti-item data input apparatusANRITSU ELECTRIC CO LTD·Filed 1982·Granted Aug 2, 1983·0 cites·9 claims
- 3621US4301393AAutomatic Y-axis offset systemANRITSU ELECTRIC CO LTD·Filed 1980·Granted Nov 17, 1981·5 cites·4 claims
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