Assignee
HOKUSHIN ELECTRIC WORKS
36 granted patents·688 citations·filing 1974–1981
Top patents by PatentIndex Score
36 records- 0191US4259165ADissolved oxygen probeHOKUSHIN ELECTRIC WORKS·Filed 1979·Granted Mar 31, 1981·68 cites·5 claims
- 0289US4090179ASystem for monitoring flow rate difference in water cooling conduitHOKUSHIN ELECTRIC WORKS·Filed 1977·Granted May 16, 1978·34 cites·5 claims
- 0388US4388833ADifferential pressure gaugeHOKUSHIN ELECTRIC WORKS·Filed 1980·Granted Jun 21, 1983·62 cites·16 claims
- 0487US4408497AElectromagnetic flowmeter for measuring ferromagnetic slurriesHOKUSHIN ELECTRIC WORKS·Filed 1981·Granted Oct 11, 1983·46 cites·5 claims
- 0582US4059196ASystem for controlling a power shovelHOKUSHIN ELECTRIC WORKS·Filed 1976·Granted Nov 22, 1977·40 cites·18 claims
- 0681US4357834ADisplacement converterHOKUSHIN ELECTRIC WORKS·Filed 1980·Granted Nov 9, 1982·34 cites·7 claims
- 0779US3965738AMagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1974·Granted Jun 29, 1976·26 cites·3 claims
- 0876US4366716APressure transducerHOKUSHIN ELECTRIC WORKS·Filed 1981·Granted Jan 4, 1983·29 cites·8 claims
- 0974US4387601ACapacitance type displacement conversion deviceHOKUSHIN ELECTRIC WORKS·Filed 1981·Granted Jun 14, 1983·25 cites·14 claims
- 1071US4151590AProcess control systemHOKUSHIN ELECTRIC WORKS·Filed 1977·Granted Apr 24, 1979·25 cites·3 claims
- 1171US3979954AKarman vortex flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1975·Granted Sep 14, 1976·22 cites·9 claims
- 1270US4059014AElectromagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1976·Granted Nov 22, 1977·21 cites·7 claims
- 1369US4118780ATechnique for monitoring flow rate differences in water cooling conduitHOKUSHIN ELECTRIC WORKS·Filed 1977·Granted Oct 3, 1978·18 cites·4 claims
- 1468US3996797AMagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1976·Granted Dec 14, 1976·21 cites·5 claims
- 1566US4290312ASignal generator for electromagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1980·Granted Sep 22, 1981·21 cites·3 claims
- 1665US4019385ANoise compensation in electromagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1975·Granted Apr 26, 1977·18 cites·2 claims
- 1760US4373400ASignal generator for electromagnetic flowmetersHOKUSHIN ELECTRIC WORKS·Filed 1980·Granted Feb 15, 1983·18 cites·4 claims
- 1858US4218915AElectromagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1978·Granted Aug 26, 1980·14 cites·6 claims
- 1956US4211971ARatio meter for capacitive-type displacement converterHOKUSHIN ELECTRIC WORKS·Filed 1978·Granted Jul 8, 1980·8 cites·3 claims
- 2053US4206640AMagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1978·Granted Jun 10, 1980·12 cites·7 claims
- 2152US4143550AResistance-to-current converterHOKUSHIN ELECTRIC WORKS·Filed 1978·Granted Mar 13, 1979·13 cites·5 claims
- 2251US4357835AElectromagnetic flowmeter in shielded linesHOKUSHIN ELECTRIC WORKS·Filed 1980·Granted Nov 9, 1982·16 cites·7 claims
- 2351US4117721AMagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1977·Granted Oct 3, 1978·11 cites·10 claims
- 2450US4156363AMagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1978·Granted May 29, 1979·11 cites·7 claims
- 2549US4169375AMagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1978·Granted Oct 2, 1979·10 cites·5 claims
- 2649US4122714AMagnetic current meter for open channel flow measurementHOKUSHIN ELECTRIC WORKS·Filed 1977·Granted Oct 31, 1978·13 cites·8 claims
- 2748US4089219ABi-directional output electromagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1976·Granted May 16, 1978·9 cites·3 claims
- 2847US4193298AExcitation system for electromagnetic flowmeterHOKUSHIN ELECTRIC WORKS·Filed 1978·Granted Mar 18, 1980·9 cites·5 claims
- 2945US4026644ADevice for inscribing additional information on microfilmsHOKUSHIN ELECTRIC WORKS·Filed 1975·Granted May 31, 1977·3 cites·1 claims
- 3044US3985028ASample collecting apparatusHOKUSHIN ELECTRIC WORKS·Filed 1975·Granted Oct 12, 1976·8 cites·11 claims
- 3142US4390879AApparatus for converting physical quantitiesHOKUSHIN ELECTRIC WORKS·Filed 1980·Granted Jun 28, 1983·6 cites·7 claims
- 3239US4031503AAnti-corrosion ultrasonic transducerHOKUSHIN ELECTRIC WORKS·Filed 1975·Granted Jun 21, 1977·5 cites·4 claims
- 3336US3977246AMagnetic flowmeter having in phase noise compensationHOKUSHIN ELECTRIC WORKS·Filed 1975·Granted Aug 31, 1976·5 cites·6 claims
- 3435US4034237ADrive circuit for ultrasonic level gaugeHOKUSHIN ELECTRIC WORKS·Filed 1976·Granted Jul 5, 1977·2 cites·6 claims
- 3533US4181019AElectromagnetic flowmeter with noise compensationHOKUSHIN ELECTRIC WORKS·Filed 1978·Granted Jan 1, 1980·3 cites·7 claims
- 3633US4153068APneumatic controllerHOKUSHIN ELECTRIC WORKS·Filed 1977·Granted May 8, 1979·2 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →