Inventor · disambiguated record
Tadao Takagi
Also filed as: TAKAGI TADAO
109 granted patents·2,046 citations·filing 1977–2001
99Inventor score
Top patents by PatentIndex Score
109 records- 0198US5710948ACamera system with color temperature meterNIKON CORP·Filed 1995·Granted Jan 20, 1998·105 cites·29 claims
- 0297US5486893ACamera having a display for predicted imagesNIKON CORP·Filed 1995·Granted Jan 23, 1996·88 cites·25 claims
- 0396US5765045ACamera capable of detecting eye-gazeNIKON CORP·Filed 1995·Granted Jun 9, 1998·54 cites·9 claims
- 0496US5333029ACamera capable of detecting eye-gazeNIKON CORP·Filed 1991·Granted Jul 26, 1994·48 cites·6 claims
- 0595US5623703ACamera capable of detecting eye-gazeNIKON CORP·Filed 1995·Granted Apr 22, 1997·44 cites·2 claims
- 0695US5266985ACamera with optimum composition determinatorNIKON CORP·Filed 1992·Granted Nov 30, 1993·50 cites·16 claims
- 0795US5245381AApparatus for ordering to phototake with eye-detectionNIKON CORP·Filed 1991·Granted Sep 14, 1993·53 cites·10 claims
- 0894US5016039ACamera systemNIKON CORP·Filed 1990·Granted May 14, 1991·66 cites·40 claims
- 0993US4510411ADrive circuit for surface-wave driven motor utilizing ultrasonic vibrationNIPPON KOGAKU KK·Filed 1984·Granted Apr 9, 1985·81 cites·10 claims
- 1091US6078438AVibration actuator and lens barrelNIKON CORP·Filed 1998·Granted Jun 20, 2000·91 cites·28 claims
- 1191US5596387AAuto-exposure device of a cameraNIKON CORP·Filed 1994·Granted Jan 21, 1997·35 cites·25 claims
- 1291US5239337AApparatus for ordering to phototake with eye-detectionNIKON CORP·Filed 1992·Granted Aug 24, 1993·39 cites·15 claims
- 1386US5006879AElectronic flash lighting device for cameraNIKON CORP·Filed 1989·Granted Apr 9, 1991·23 cites·14 claims
- 1485US5821667AUltrasonic motorNIKON CORP·Filed 1997·Granted Oct 13, 1998·38 cites·8 claims
- 1585US5614970AFlash lighting apparatus and a camera equipped with the flash lighting apparatusNIKON CORP·Filed 1995·Granted Mar 25, 1997·23 cites·23 claims
- 1684US7487098B2Method for maintaining product and maintenance business system for productNIKON CORP·Filed 2001·Granted Feb 3, 2009·27 cites·10 claims
- 1784US5870634AImage blur suppression device utilizing a vibration motorNIKON CORP·Filed 1996·Granted Feb 9, 1999·21 cites·28 claims
- 1883US5231447AAutomatic light adjustment camera and exchangable lenses thereforNIKON CORP·Filed 1992·Granted Jul 27, 1993·23 cites·13 claims
- 1982US5371568AAutomatic flash limiting apparatus in a cameraNIKON CORP·Filed 1993·Granted Dec 6, 1994·22 cites·66 claims
- 2082US4914337APower supply frequency regulating device for vibration wave driven motorNIKON CORP·Filed 1989·Granted Apr 3, 1990·42 cites·19 claims
- 2181US6252332B1Ultrasonic motorNIKON CORP·Filed 1997·Granted Jun 26, 2001·33 cites·7 claims
- 2281US5218397AAutomatic exposure control apparatus for a cameraNIKON CORP·Filed 1991·Granted Jun 8, 1993·21 cites·9 claims
- 2381US4951082AThree-dimensional multi-pattern photo-metering apparatusNIKON CORP·Filed 1988·Granted Aug 21, 1990·18 cites·25 claims
- 2481US4809030ACameraNIKON CORP·Filed 1987·Granted Feb 28, 1989·18 cites·12 claims
- 2581US4482234AAutomatic focusing deviceNIPPON KOGAKU KK·Filed 1982·Granted Nov 13, 1984·38 cites·14 claims
- 2680US5061882APower supply frequency regulating device for vibration wave driven motorNIKON CORP·Filed 1990·Granted Oct 29, 1991·31 cites·6 claims
- 2779US5499075APhotometric apparatus for a cameraNIKON CORP·Filed 1995·Granted Mar 12, 1996·13 cites·7 claims
- 2879US5418595ACamera having a subject tracking function and method thereforNIKON CORP·Filed 1994·Granted May 23, 1995·47 cites·9 claims
- 2979US5268730AAutomatic light modulating cameraNIKON CORP·Filed 1991·Granted Dec 7, 1993·16 cites·62 claims
- 3079US4743788AInput frequency control device for surface acoustic wave motorNIPPON KOGAKU KK·Filed 1986·Granted May 10, 1988·44 cites·13 claims
- 3177US5452049ACamera with adjustment and recording of color temperatureNIKON CORP·Filed 1994·Granted Sep 19, 1995·17 cites·13 claims
- 3277US5066884AUltrasonic motor having high drive efficiencyNIKON CORP·Filed 1990·Granted Nov 19, 1991·28 cites·23 claims
- 3375US5664242AAutomatic exposure device and photometry device in a cameraNIKON CORP·Filed 1996·Granted Sep 2, 1997·13 cites·33 claims
- 3475US5172157AAutomatic light adjustment device for camerasNIKON CORP·Filed 1991·Granted Dec 15, 1992·16 cites·16 claims
- 3574US5655161APhotometric device for a cameraNIKON CORP·Filed 1996·Granted Aug 5, 1997·12 cites·22 claims
- 3673US6091179AVibration actuator drive device and method of useNIKON CORP·Filed 1997·Granted Jul 18, 2000·30 cites·34 claims
- 3773US4965620ACameraNIKON CORP·Filed 1989·Granted Oct 23, 1990·13 cites·11 claims
- 3872US5698930AUltrasonic wave motor and method of manufactureNIKON CORP·Filed 1996·Granted Dec 16, 1997·27 cites·14 claims
- 3972US4984007AExposure control apparatus for cameraNIKON CORP·Filed 1988·Granted Jan 8, 1991·12 cites·9 claims
- 4071US5852336AVibration actuator which effectively transmits micro-amplitude vibrationsNIKON CORP·Filed 1996·Granted Dec 22, 1998·27 cites·15 claims
- 4170US5319416AExposure calculation device for cameraNIKON CORP·Filed 1991·Granted Jun 7, 1994·13 cites·13 claims
- 4268USRE35877EAutomatic light modulating cameraNIPPON KOGAKU KK·Filed 1995·Granted Aug 25, 1998·8 cites·63 claims
- 4368US5576800ACamera having an auxiliary photographing functionNIKON CORP·Filed 1995·Granted Nov 19, 1996·9 cites·8 claims
- 4467US5448330ADivided radiation type flashlight systemNIKON CORP·Filed 1994·Granted Sep 5, 1995·11 cites·35 claims
- 4567US5381208AAutomatic light adjustment device for cameraNIKON CORP·Filed 1993·Granted Jan 10, 1995·12 cites·33 claims
- 4665US5917268AVibration driven motorNIKON CORP·Filed 1997·Granted Jun 29, 1999·22 cites·7 claims
- 4765US5821670AVibration acutuatorNIKON CORP·Filed 1996·Granted Oct 13, 1998·21 cites·20 claims
- 4864US5504553AAutomatic light adjustment apparatus for a camera on which a photographic lens can be freely mountedNIKON CORP·Filed 1995·Granted Apr 2, 1996·8 cites·17 claims
- 4964US5400112APhotometric apparatus for a cameraNIKON CORP·Filed 1993·Granted Mar 21, 1995·8 cites·4 claims
- 5063US5932952AVibration motor having a two-phase drive of a longitudinal vibration and a bending vibration modeNIKON CORP·Filed 1996·Granted Aug 3, 1999·20 cites·31 claims
Showing the top 50 of 109 patent records by PatentIndex Score.
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