Inventor · disambiguated record
Yukichi Niwa
Also filed as: NIWA YUKICHI
43 granted patents·1,872 citations·filing 1978–2004
99Inventor score
Files withCANON KK43
Top patents by PatentIndex Score
43 records- 0196US6829008B1Solid-state image sensing apparatus, control method therefor, image sensing apparatus, basic layout of photoelectric conversion cell, and storage mediumCANON KK·Filed 1999·Granted Dec 7, 2004·303 cites·14 claims
- 0295US4985186AProcess for producing optical elementCANON KK·Filed 1987·Granted Jan 15, 1991·102 cites·15 claims
- 0394US5327221ADevice for detecting positional relationship between two objectsCANON KK·Filed 1992·Granted Jul 5, 1994·99 cites·15 claims
- 0494US4804831AFocus detecting apparatus independent of object image contrastCANON KK·Filed 1986·Granted Feb 14, 1989·114 cites·56 claims
- 0594US4780739AAnti-vibration imaging deviceCANON KK·Filed 1986·Granted Oct 25, 1988·105 cites·20 claims
- 0693US4293877APhoto-sensor device and image scanning system employing the sameCANON KK·Filed 1979·Granted Oct 6, 1981·79 cites·25 claims
- 0793US4274735ADistance measuring deviceCANON KK·Filed 1979·Granted Jun 23, 1981·56 cites·16 claims
- 0892US5668595AMulti-lens imaging apparatus having a mechanism for combining a plurality of images without displacement of registrationCANON KK·Filed 1993·Granted Sep 16, 1997·123 cites·23 claims
- 0988US4788596AImage stabilizing deviceCANON KK·Filed 1986·Granted Nov 29, 1988·57 cites·6 claims
- 1088US4257705ADevice for focus detection or distance detectionCANON KK·Filed 1979·Granted Mar 24, 1981·54 cites·14 claims
- 1187US4872058AAutomatic focusing deviceCANON KK·Filed 1987·Granted Oct 3, 1989·53 cites·40 claims
- 1287US4315159AOptical sensor device with reduction of ambient light effectsCANON KK·Filed 1979·Granted Feb 9, 1982·63 cites·9 claims
- 1386US4469417ARange finding deviceCANON KK·Filed 1982·Granted Sep 4, 1984·38 cites·15 claims
- 1483US4305657ARange finding deviceCANON KK·Filed 1978·Granted Dec 15, 1981·32 cites·40 claims
- 1580US5396336AIn-focus detecting deviceCANON KK·Filed 1989·Granted Mar 7, 1995·36 cites·49 claims
- 1680US5162656APosition detecting device employing marks and oblique projectionCANON KK·Filed 1992·Granted Nov 10, 1992·34 cites·22 claims
- 1780US4178098ARange detecting method and apparatusCANON KK·Filed 1978·Granted Dec 11, 1979·36 cites·23 claims
- 1878US4410261ARange finding deviceCANON KK·Filed 1981·Granted Oct 18, 1983·27 cites·14 claims
- 1977US4357085AFocus detection deviceCANON KK·Filed 1979·Granted Nov 2, 1982·31 cites·52 claims
- 2076US4667316AInformation recording-reproducing apparatusCANON KK·Filed 1984·Granted May 19, 1987·18 cites·13 claims
- 2176US4443078ADistance detecting device in a cameraCANON KK·Filed 1982·Granted Apr 17, 1984·30 cites·25 claims
- 2275US7782854B2Network switching apparatus, route management server, network interface apparatus, control method therefor, computer program for route management server, and computer-readable storage mediumCANON KK·Filed 2004·Granted Aug 24, 2010·21 cites·5 claims
- 2373US4189232ARange detecting method and apparatusCANON KK·Filed 1978·Granted Feb 19, 1980·26 cites·32 claims
- 2472US5033856AThree-dimensional shape measuring apparatusCANON KK·Filed 1990·Granted Jul 23, 1991·31 cites·47 claims
- 2572US4283137AImage scanning systemCANON KK·Filed 1979·Granted Aug 11, 1981·16 cites·28 claims
- 2671US5000572ADistance measuring systemCANON KK·Filed 1990·Granted Mar 19, 1991·27 cites·18 claims
- 2770US5122660ADistance measuring system utilizing an object with at least one inclined surfaceCANON KK·Filed 1991·Granted Jun 16, 1992·19 cites·35 claims
- 2870US4329577AFocus detecting device with photo-sensor arrayCANON KK·Filed 1978·Granted May 11, 1982·24 cites·64 claims
- 2966US5294980APositioning detecting method and apparatusCANON KK·Filed 1993·Granted Mar 15, 1994·19 cites·110 claims
- 3065US4384199AIncident position detector for radiation beamCANON KK·Filed 1980·Granted May 17, 1983·19 cites·51 claims
- 3162US5343291AMethod and apparatus for measuring an interval between two objectsCANON KK·Filed 1992·Granted Aug 30, 1994·16 cites·34 claims
- 3261US4842408APhase shift measuring apparatus utilizing optical meterodyne techniquesCANON KK·Filed 1987·Granted Jun 27, 1989·21 cites·9 claims
- 3359US5319444APosition detecting method and apparatusCANON KK·Filed 1993·Granted Jun 7, 1994·14 cites·115 claims
- 3457US5055665AFocus detecting apparatus jointly employing outputs of plural diverse detectorsCANON KK·Filed 1990·Granted Oct 8, 1991·17 cites·38 claims
- 3553US4368978AImage scanning systemCANON KK·Filed 1980·Granted Jan 18, 1983·9 cites·14 claims
- 3652US4840473AOptical deviceCANON KK·Filed 1986·Granted Jun 20, 1989·14 cites·9 claims
- 3751US5499051AMulti-lens image pickup apparatus having unsharpness correcting mechanismCANON KK·Filed 1995·Granted Mar 12, 1996·16 cites·7 claims
- 3850US5116369AComposition for intraocular lensCANON KK·Filed 1990·Granted May 26, 1992·31 cites·11 claims
- 3949US4595271AIn-focus state detection deviceCANON KK·Filed 1984·Granted Jun 17, 1986·10 cites·18 claims
- 4048US4912408ADistance measuring system using superconducting quantum interference deviceCANON KK·Filed 1988·Granted Mar 27, 1990·8 cites·6 claims
- 4142US4455065AOptical deviceCANON KK·Filed 1981·Granted Jun 19, 1984·7 cites·31 claims
- 4239US5450503AImage recognition methodCANON KK·Filed 1994·Granted Sep 12, 1995·12 cites·35 claims
- 4332US4887897AEye examining apparatusCANON KK·Filed 1989·Granted Dec 19, 1989·5 cites·13 claims
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