Assignee
NIPPON KOGAKU KK
JP·958 granted patents·13 pending applications·19,000 citations·filing 1973–2017
Top patents by PatentIndex Score
971 records- 0199US4768048ACamera having partially retractable taking optical systemNIPPON KOGAKU KK·Filed 1987·Granted Aug 30, 1988·102 cites·8 claims
- 0299US4597657ACompact camera capable of encasing a phototaking optical systemNIPPON KOGAKU KK·Filed 1984·Granted Jul 1, 1986·96 cites·14 claims
- 0398US9891531B2Exposure apparatus and exposure method, and device manufacturing methodNIPPON KOGAKU KK·Filed 2017·Granted Feb 13, 2018·15 cites·25 claims
- 0498USRE41665EObject observation apparatus and object observationNIPPON KOGAKU KK·Filed 2007·Granted Sep 14, 2010·57 cites·17 claims
- 0598US4780617AMethod for successive alignment of chip patterns on a substrateNIPPON KOGAKU KK·Filed 1986·Granted Oct 25, 1988·666 cites·14 claims
- 0698US4710026APosition detection apparatusNIPPON KOGAKU KK·Filed 1986·Granted Dec 1, 1987·134 cites·17 claims
- 0798US4650983AFocusing apparatus for projection optical systemNIPPON KOGAKU KK·Filed 1984·Granted Mar 17, 1987·198 cites·18 claims
- 0898US4619508AIllumination optical arrangementNIPPON KOGAKU KK·Filed 1985·Granted Oct 28, 1986·259 cites·12 claims
- 0998US4497015ALight illumination deviceNIPPON KOGAKU KK·Filed 1983·Granted Jan 29, 1985·202 cites·6 claims
- 1098US4465368AExposure apparatus for production of integrated circuitNIPPON KOGAKU KK·Filed 1981·Granted Aug 14, 1984·474 cites·10 claims
- 1197USRE39024EExposure apparatus having catadioptric projection optical systemNIPPON KOGAKU KK·Filed 2000·Granted Mar 21, 2006·101 cites·37 claims
- 1297US4782239AOptical position measuring apparatusNIPPON KOGAKU KK·Filed 1986·Granted Nov 1, 1988·206 cites·8 claims
- 1397US4780747AProjection exposure apparatusNIPPON KOGAKU KK·Filed 1987·Granted Oct 25, 1988·139 cites·12 claims
- 1497US4758883AElectronic picture camera with reduced memory capacityNIPPON KOGAKU KK·Filed 1983·Granted Jul 19, 1988·173 cites·9 claims
- 1597US4721972ACamera having a photo-taking lens barrel movable in the direction of the optic axisNIPPON KOGAKU KK·Filed 1986·Granted Jan 26, 1988·156 cites·12 claims
- 1697US4629313AExposure apparatusNIPPON KOGAKU KK·Filed 1985·Granted Dec 16, 1986·107 cites·25 claims
- 1797US4456931AElectronic cameraNIPPON KOGAKU KK·Filed 1981·Granted Jun 26, 1984·241 cites·20 claims
- 1897US4420773AElectronic photographic cameraNIPPON KOGAKU KK·Filed 1981·Granted Dec 13, 1983·233 cites·46 claims
- 1997US4293194ASolid electrochromic elementNIPPON KOGAKU KK·Filed 1979·Granted Oct 6, 1981·108 cites·5 claims
- 2096USD803925SDigital cameraNIPPON KOGAKU KK·Filed 2016·Granted Nov 28, 2017·64 cites·1 claims
- 2196USRE40221EObject observation apparatus and object observationNIPPON KOGAKU KK·Filed 2004·Granted Apr 8, 2008·58 cites·24 claims
- 2296USRE38438ECatadioptric reduction projection optical system and exposure apparatus having the sameNIPPON KOGAKU KK·Filed 2001·Granted Feb 24, 2004·92 cites·66 claims
- 2396US4769750AIllumination optical systemNIPPON KOGAKU KK·Filed 1986·Granted Sep 6, 1988·136 cites·11 claims
- 2496US4669848ACamera having partially retractable taking optical systemNIPPON KOGAKU KK·Filed 1984·Granted Jun 2, 1987·33 cites·11 claims
- 2596US4666273AAutomatic magnification correcting system in a projection optical apparatusNIPPON KOGAKU KK·Filed 1986·Granted May 19, 1987·132 cites·24 claims
- 2696US4652090ADispersed iridium based complementary electrochromic deviceNIPPON KOGAKU KK·Filed 1985·Granted Mar 24, 1987·224 cites·22 claims
- 2796US4637691AMirror converging-type illumination optical systemNIPPON KOGAKU KK·Filed 1984·Granted Jan 20, 1987·104 cites·9 claims
- 2896US4515453ACamera having a flash unit built thereinNIPPON KOGAKU KK·Filed 1984·Granted May 7, 1985·47 cites·9 claims
- 2996US4464034ADevice for electrically connecting lens and cameraNIPPON KOGAKU KK·Filed 1982·Granted Aug 7, 1984·51 cites·8 claims
- 3096US4457609ADevice for coupling a lens barrel and a camera bodyNIPPON KOGAKU KK·Filed 1982·Granted Jul 3, 1984·60 cites·13 claims
- 3196US4383743AWater-proof cameraNIPPON KOGAKU KK·Filed 1981·Granted May 17, 1983·62 cites·5 claims
- 3296US4342905AAutomatic focusing device of a microscopeNIPPON KOGAKU KK·Filed 1980·Granted Aug 3, 1982·118 cites·6 claims
- 3396US4103998AAutomatic alignment apparatusNIPPON KOGAKU KK·Filed 1976·Granted Aug 1, 1978·92 cites·11 claims
- 3496US4055761ALight receiving device for photoelectric conversion elementNIPPON KOGAKU KK·Filed 1976·Granted Oct 25, 1977·110 cites·7 claims
- 3595US9874822B2Movable body drive method and movable body drive system, pattern formation method and apparatus, exposure method and apparatus, and device manufacturing methodNIPPON KOGAKU KK·Filed 2014·Granted Jan 23, 2018·9 cites·47 claims
- 3695US9857700B2Exposure apparatus, exposing method, method for manufacturing device, program, and recording mediumNIPPON KOGAKU KK·Filed 2016·Granted Jan 2, 2018·4 cites·70 claims
- 3795US9857701B2Exposure apparatus, exposure method, and device manufacturing methodNIPPON KOGAKU KK·Filed 2016·Granted Jan 2, 2018·13 cites·25 claims
- 3895USRE38421EExposure apparatus having catadioptric projection optical systemNIPPON KOGAKU KK·Filed 2001·Granted Feb 10, 2004·63 cites·96 claims
- 3995US4833051AProtective device for photographic masksNIPPON KOGAKU KK·Filed 1987·Granted May 23, 1989·101 cites·8 claims
- 4095US4770531AStage device with levelling mechanismNIPPON KOGAKU KK·Filed 1987·Granted Sep 13, 1988·91 cites·6 claims
- 4195US4690528AProjection exposure apparatusNIPPON KOGAKU KK·Filed 1984·Granted Sep 1, 1987·101 cites·17 claims
- 4295US4677301AAlignment apparatusNIPPON KOGAKU KK·Filed 1984·Granted Jun 30, 1987·90 cites·18 claims
- 4395US4468120AForeign substance inspecting apparatusNIPPON KOGAKU KK·Filed 1982·Granted Aug 28, 1984·107 cites·18 claims
- 4495US4464037AMotor-driven camera capable of automatic focus controlNIPPON KOGAKU KK·Filed 1982·Granted Aug 7, 1984·44 cites·6 claims
- 4595US4338001ATelephoto lens systemNIPPON KOGAKU KK·Filed 1980·Granted Jul 6, 1982·126 cites·5 claims
- 4695US4306787AExposure control apparatus for camera provided with multi metering deviceNIPPON KOGAKU KK·Filed 1980·Granted Dec 22, 1981·36 cites·9 claims
- 4795US3946409AMotor drive system for cameraNIPPON KOGAKU KK·Filed 1973·Granted Mar 23, 1976·28 cites·9 claims
- 4894US4766453ABayonet mount structure for interchangeable photographing lens tubeNIPPON KOGAKU KK·Filed 1987·Granted Aug 23, 1988·51 cites·7 claims
- 4994US4668077AProjection optical apparatusNIPPON KOGAKU KK·Filed 1985·Granted May 26, 1987·86 cites·10 claims
- 5094US4561749AFocus detection apparatusNIPPON KOGAKU KK·Filed 1984·Granted Dec 31, 1985·84 cites·58 claims
Showing the top 50 of 971 patent records by PatentIndex Score.
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