Inventor · disambiguated record
Kimio Tatsuno
Also filed as: TATSUNO KIMIO
50 granted patents·1,328 citations·filing 1975–2005
99Inventor score
Top patents by PatentIndex Score
50 records- 0198US5281797AShort wavelength optical disk head having a changeable apertureHITACHI LTD·Filed 1992·Granted Jan 25, 1994·143 cites·10 claims
- 0295US6220764B1Optical module, method for manufacturing optical module and optical communication apparatusHITACHI LTD·Filed 2000·Granted Apr 24, 2001·78 cites·4 claims
- 0395US4298974AOptical head for a videodisc player/recorderHITACHI LTD·Filed 1979·Granted Nov 3, 1981·52 cites·8 claims
- 0491US7164865B2Optical fiber communication equipment and its applied optical systemsOPNEXT JAPAN INC·Filed 2001·Granted Jan 16, 2007·44 cites·21 claims
- 0589US6678432B2Optical integrated device, semiconductor laser module and optical transmitterHITACHI LTD·Filed 2001·Granted Jan 13, 2004·30 cites·18 claims
- 0689US6457877B2Optical module, method for manufacturing optical module and optical communication apparatusHITACHI LTD·Filed 2001·Granted Oct 1, 2002·42 cites·9 claims
- 0787US5377212ASolid-state laser device including uniaxial laser crystal emitting linearly polarized fundamental wave and nonlinear optical crystal emitting linearly polarized harmonic waveHITACHI LTD·Filed 1992·Granted Dec 27, 1994·57 cites·40 claims
- 0886US6965552B2Mounting method for optical device and optical head equipmentNICHIA CORP·Filed 2002·Granted Nov 15, 2005·22 cites·23 claims
- 0986US5615199AOptical head apparatusHITACHI LTD·Filed 1994·Granted Mar 25, 1997·37 cites·11 claims
- 1086US4561717AOptical system for information processingHITACHI LTD·Filed 1981·Granted Dec 31, 1985·40 cites·6 claims
- 1186US4274101ALaser recorder with piezoelectric bimorph focal length vibratorHITACHI LTD·Filed 1979·Granted Jun 16, 1981·25 cites·4 claims
- 1285US6364540B2Optical transmission module for achieving an optimum optical connection and useful for high density mountingHITACHI LTD·Filed 2001·Granted Apr 2, 2002·27 cites·17 claims
- 1384US4822151AOptical device with phase-locked diodelaser arrayHITACHI LTD·Filed 1988·Granted Apr 18, 1989·54 cites·14 claims
- 1483US6597712B2Laser diode moduleHITACHI LTD·Filed 2001·Granted Jul 22, 2003·20 cites·10 claims
- 1583US6282352B1Optical module, method for manufacturing optical module and optical communication apparatusHITACHI LTD·Filed 1998·Granted Aug 28, 2001·49 cites·17 claims
- 1681US4021606AHologram apparatusHITACHI LTD·Filed 1975·Granted May 3, 1977·33 cites·10 claims
- 1780US7292519B2Optical head with lasers and mirrors in a recess formed in a substrateHITACHI LTD·Filed 2005·Granted Nov 6, 2007·6 cites·2 claims
- 1880US6726375B2Optical module, method for manufacturing optical module and optical communication apparatusHITACHI LTD·Filed 2002·Granted Apr 27, 2004·21 cites·10 claims
- 1980US6488416B1Optical module, board mounted optical module, and assembly method of optical moduleHITACHI LTD·Filed 2000·Granted Dec 3, 2002·22 cites·2 claims
- 2080US5737467AResin molded optical assemblyHITACHI LTD·Filed 1995·Granted Apr 7, 1998·60 cites·23 claims
- 2180US4644160ASystem for holding plural light beams in predetermined relative positionsHITACHI LTD·Filed 1984·Granted Feb 17, 1987·34 cites·12 claims
- 2278US5774444ASplit photo detector for detecting a central portion and a peripheral portion of a reflected light beamHITACHI LTD·Filed 1995·Granted Jun 30, 1998·31 cites·18 claims
- 2376US6826211B2Diode laser controling module and applied equipment thereofHITACHI LTD·Filed 2001·Granted Nov 30, 2004·14 cites·21 claims
- 2475US4779943AOptical system for semiconductor laser and optical information processing equipment utilizing the sameHITACHI LTD·Filed 1984·Granted Oct 25, 1988·28 cites·5 claims
- 2573US5420846ARecording medium having a plurality of nonlinear transmission characteristicsHITACHI LTD·Filed 1993·Granted May 30, 1995·20 cites·21 claims
- 2672US5854870AShort-wavelength laser light sourceHITACHI LTD·Filed 1993·Granted Dec 29, 1998·37 cites·34 claims
- 2772US4904068AOptical device with phase-locked diodelaser arrayHITACHI LTD·Filed 1988·Granted Feb 27, 1990·29 cites·14 claims
- 2870US6937628B2Optical transmitter modulesOPNEXT JAPAN INC·Filed 2002·Granted Aug 30, 2005·11 cites·20 claims
- 2970US4612555ALaser beam scanner apparatusHITACHI LTD·Filed 1984·Granted Sep 16, 1986·31 cites·23 claims
- 3067US4759628AWavelength scanning interferometry and interferometer employing laser diodeHITACHI LTD·Filed 1986·Granted Jul 26, 1988·25 cites·11 claims
- 3167US4301527AOptical head for a videodisc recorder/playerHITACHI LTD·Filed 1979·Granted Nov 17, 1981·12 cites·9 claims
- 3265US4564268AOptical system for semiconductor laserHITACHI LTD·Filed 1982·Granted Jan 14, 1986·18 cites·20 claims
- 3363US6721511B1Optical communication equipment and optical communication network equipmentHITACHI LTD·Filed 1999·Granted Apr 13, 2004·25 cites·27 claims
- 3462US7165898B2Optical module, method for manufacturing optical module and optical communication apparatusHITACHI LTD·Filed 2004·Granted Jan 23, 2007·7 cites·5 claims
- 3559US5117433ASecond harmonic generator for obtaining an aberration free plane wave and information processing system using the sameHITACHI LTD·Filed 1990·Granted May 26, 1992·27 cites·22 claims
- 3659US4689479AOptical focussing and tracking system using a polarization prism for dividing the reflected beamHITACHI LTD·Filed 1984·Granted Aug 25, 1987·9 cites·15 claims
- 3757US4791650APhased-array semiconductor laser apparatusHITACHI LTD·Filed 1986·Granted Dec 13, 1988·11 cites·8 claims
- 3856US6290402B1Optical transmission module for achieving an optimum optical connection and useful for high density mountingHIATCHI LTD·Filed 1999·Granted Sep 18, 2001·16 cites·17 claims
- 3954US6668140B2Module for optical communicationHITACHI LTD·Filed 2001·Granted Dec 23, 2003·4 cites·18 claims
- 4053US4688880AHologram lensHITACHI LTD·Filed 1984·Granted Aug 25, 1987·11 cites·12 claims
- 4152US4525024ATwo-beam scanning optical systemHITACHI LTD·Filed 1982·Granted Jun 25, 1985·11 cites·16 claims
- 4252US4513300AApparatus for driving a semiconductor laser for use in a laser-beam printerHITACHI LTD·Filed 1983·Granted Apr 23, 1985·13 cites·3 claims
- 4347US4972422ASecond harmonic generator and information processing system using the sameHITACHI LTD·Filed 1989·Granted Nov 20, 1990·11 cites·17 claims
- 4445US6782018B2Diode laser module and application equipmentHITACHI LITD·Filed 2002·Granted Aug 24, 2004·2 cites·11 claims
- 4542US5208827ASemiconductor laser device having a transparent waveguide and a large second harmonic generation outputHITACHI LTD·Filed 1991·Granted May 4, 1993·8 cites·22 claims
- 4640US6983000B2Laser diode moduleHITACHI LTD·Filed 2003·Granted Jan 3, 2006·0 cites·8 claims
- 4739US4620768AOptical scanning systemHITACHI LTD·Filed 1983·Granted Nov 4, 1986·7 cites·9 claims
- 4839US4241240AOptical information recording apparatusHITACHI LTD·Filed 1978·Granted Dec 23, 1980·3 cites·1 claims
- 4937US5268912AHarmonic light source capable of being optically modulated and optical information processing apparatus employing the sameHITACHI LTD·Filed 1991·Granted Dec 7, 1993·7 cites·22 claims
- 5033US6341027B1Module for optical communicationHITACHI LTD·Filed 1998·Granted Jan 22, 2002·4 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →