Assignee
TAMURA ELECTRIC WORKS LTD
JP·62 granted patents·1 pending application·1,160 citations·filing 1974–2007
Top patents by PatentIndex Score
63 records- 0191USD283708STelephone setTAMURA ELECTRIC WORKS LTD·Filed 1984·Granted May 6, 1986·29 cites·1 claims
- 0290USD245198SClock radioTAMURA ELECTRIC WORKS LTD·Filed 1974·Granted Jul 26, 1977·24 cites·1 claims
- 0386USD302273SPublic pay telephone setTAMURA ELECTRIC WORKS LTD·Filed 1988·Granted Jul 18, 1989·24 cites·1 claims
- 0485US4612418AMethod for controlling task process and device thereofTAMURA ELECTRIC WORKS LTD·Filed 1984·Granted Sep 16, 1986·51 cites·19 claims
- 0583USD308677SPublic telephoneTAMURA ELECTRIC WORKS LTD·Filed 1989·Granted Jun 19, 1990·20 cites·1 claims
- 0680US4951799AMethod of correcting coin data and apparatus for inspecting coinsTAMURA ELECTRIC WORKS LTD·Filed 1989·Granted Aug 28, 1990·60 cites·13 claims
- 0779USD255996SPocketable watchTAMURA ELECTRIC WORKS LTD·Filed 1978·Granted Jul 22, 1980·13 cites·1 claims
- 0877US4125749AKey telephone systemsTAMURA ELECTRIC WORKS LTD·Filed 1976·Granted Nov 14, 1978·21 cites·8 claims
- 0976USD258288STelephone set with a digital clockTAMURA ELECTRIC WORKS LTD·Filed 1978·Granted Feb 17, 1981·19 cites·1 claims
- 1075US4995497ACoin discrimination apparatusTAMURA ELECTRIC WORKS LTD·Filed 1987·Granted Feb 26, 1991·50 cites·7 claims
- 1174US5661289ACard and card check methodTAMURA ELECTRIC WORKS LTD·Filed 1996·Granted Aug 26, 1997·51 cites·15 claims
- 1273US4660705ACoin discrimination apparatusTAMURA ELECTRIC WORKS LTD·Filed 1985·Granted Apr 28, 1987·39 cites·16 claims
- 1372US4907257APublic telephone setTAMURA ELECTRIC WORKS LTD·Filed 1989·Granted Mar 6, 1990·36 cites·10 claims
- 1471US5033603ACoin diameter discriminating deviceTAMURA ELECTRIC WORKS LTD·Filed 1989·Granted Jul 23, 1991·40 cites·7 claims
- 1570US5546446APublic telephone system using a prepaid card to enable communicationTAMURA ELECTRIC WORKS LTD·Filed 1994·Granted Aug 13, 1996·63 cites·9 claims
- 1670USD255677STelephone setTAMURA ELECTRIC WORKS LTD·Filed 1978·Granted Jul 1, 1980·10 cites·1 claims
- 1767US4640990ATelephone answering apparatus having two integrators of different time constantsTAMURA ELECTRIC WORKS LTD·Filed 1983·Granted Feb 3, 1987·20 cites·11 claims
- 1866US5563934APay phone call control apparatus for allowing calls using pre-paid cardsTAMURA ELECTRIC WORKS LTD·Filed 1995·Granted Oct 8, 1996·65 cites·8 claims
- 1965US5545883AMagnetic card and card reader apparatus utilizing a pseudo bar code and an address information codeTAMURA ELECTRIC WORKS LTD·Filed 1994·Granted Aug 13, 1996·45 cites·11 claims
- 2064US4768223APublic telephone set with internal charge processingTAMURA ELECTRIC WORKS LTD·Filed 1986·Granted Aug 30, 1988·31 cites·15 claims
- 2163US4759055AKey telephone systemTAMURA ELECTRIC WORKS LTD·Filed 1986·Granted Jul 19, 1988·25 cites·1 claims
- 2263US4644109AAlarm information transmission system for coin telephoneTAMURA ELECTRIC WORKS LTD·Filed 1985·Granted Feb 17, 1987·22 cites·10 claims
- 2360US5421463ACard convey deviceTAMURA ELECTRIC WORKS LTD·Filed 1994·Granted Jun 6, 1995·22 cites·5 claims
- 2458US4572928AKey telephone systemTAMURA ELECTRIC WORKS LTD·Filed 1983·Granted Feb 25, 1986·14 cites·14 claims
- 2557US5424522ACard convey device and method thereforTAMURA ELECTRIC WORKS LTD·Filed 1994·Granted Jun 13, 1995·24 cites·6 claims
- 2656US4246445ASystem for controlling the transmission of specific dial numbersTAMURA ELECTRIC WORKS LTD·Filed 1979·Granted Jan 20, 1981·8 cites·9 claims
- 2756US3965668AShutter type digital clockTAMURA ELECTRIC WORKS LTD·Filed 1975·Granted Jun 29, 1976·17 cites·10 claims
- 2854US2007292061A1Device for rotating body windage loss reductionTAMURA ELECTRIC WORKS LTD·Filed 2007·Application pending·0 cites
- 2953US5433583ACard loading deviceTAMURA ELECTRIC WORKS LTD·Filed 1994·Granted Jul 18, 1995·11 cites·6 claims
- 3052US5545884ACard reader apparatusTAMURA ELECTRIC WORKS LTD·Filed 1995·Granted Aug 13, 1996·24 cites·9 claims
- 3152USD353581STelephone setTAMURA ELECTRIC WORKS LTD·Filed 1986·Granted Dec 20, 1994·6 cites·1 claims
- 3252USD244261SDigital clockTAMURA ELECTRIC WORKS LTD·Filed 1975·Granted May 10, 1977·4 cites·1 claims
- 3352US3953965ADigital clockTAMURA ELECTRIC WORKS LTD·Filed 1974·Granted May 4, 1976·9 cites·3 claims
- 3450US5714743ACard and card issuing apparatusTAMURA ELECTRIC WORKS LTD·Filed 1996·Granted Feb 3, 1998·44 cites·5 claims
- 3550US4197452ACounters reset to zero by push buttonsTAMURA ELECTRIC WORKS LTD·Filed 1979·Granted Apr 8, 1980·6 cites·9 claims
- 3648US5592400ACard issue systemTAMURA ELECTRIC WORKS LTD·Filed 1994·Granted Jan 7, 1997·68 cites·6 claims
- 3747US5381472APower source control apparatus for telephone setTAMURA ELECTRIC WORKS LTD·Filed 1991·Granted Jan 10, 1995·12 cites·9 claims
- 3847US5027385AFacsimile apparatus for communicating on external and internal telephone setsTAMURA ELECTRIC WORKS LTD·Filed 1989·Granted Jun 25, 1991·12 cites·3 claims
- 3946US4193256ADigital clocks provided with time switch mechanismsTAMURA ELECTRIC WORKS LTD·Filed 1978·Granted Mar 18, 1980·7 cites·9 claims
- 4045US4586388AThree force balanced mechanismTAMURA ELECTRIC WORKS LTD·Filed 1983·Granted May 6, 1986·6 cites·10 claims
- 4144US4514597AControl of a key telephone system using a pulse width modulated signalTAMURA ELECTRIC WORKS LTD·Filed 1983·Granted Apr 30, 1985·7 cites·4 claims
- 4242US4823377ASystem for setting registration mode for key telephone setTAMURA ELECTRIC WORKS LTD·Filed 1987·Granted Apr 18, 1989·9 cites·9 claims
- 4342US4821316AKey telephone systemTAMURA ELECTRIC WORKS LTD·Filed 1987·Granted Apr 11, 1989·8 cites·18 claims
- 4442US4383137AKey telephone system with multiple processor controlTAMURA ELECTRIC WORKS LTD·Filed 1980·Granted May 10, 1983·9 cites·28 claims
- 4539US4221327AMiniature counter having zero reset push buttonsTAMURA ELECTRIC WORKS LTD·Filed 1978·Granted Sep 9, 1980·4 cites·7 claims
- 4638US4841563ABucket type coin accumulation apparatusTAMURA ELECTRIC WORKS LTD·Filed 1987·Granted Jun 20, 1989·11 cites·9 claims
- 4738US4768217APublic telephone setTAMURA ELECTRIC WORKS LTD·Filed 1987·Granted Aug 30, 1988·5 cites·8 claims
- 4837US5484993ACard reader maintenance systemTAMURA ELECTRIC WORKS LTD·Filed 1994·Granted Jan 16, 1996·11 cites·7 claims
- 4937US4819261APublic telephone setTAMURA ELECTRIC WORKS LTD·Filed 1988·Granted Apr 4, 1989·6 cites·8 claims
- 5036US4811386ACalled party response detecting apparatusTAMURA ELECTRIC WORKS LTD·Filed 1987·Granted Mar 7, 1989·6 cites·19 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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