Inventor · disambiguated record
Katsuhiko Goto
Also filed as: GOTO KATSUHIKO
22 granted patents·3 pending applications·476 citations·filing 1985–2023
96Inventor score
Files withMITSUBISHI ELECTRIC CORP18DENSO CORP1HITACHI LTD1HITACHI MICROCOMPUTER HITACHI1KAWASAKI HEAVY IND LTD1
Top patents by PatentIndex Score
25 records- 0188US5671242AStrained quantum well structureMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Sep 23, 1997·100 cites·3 claims
- 0288US5459747ASemiconductor optical devicesMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Oct 17, 1995·53 cites·13 claims
- 0381US5909523AOptical module and method of fabricating optical moduleMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Jun 1, 1999·60 cites·8 claims
- 0477US6037189AIntegrated waveguide device and method of fabricating the integrated waveguide deviceMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Mar 14, 2000·43 cites·24 claims
- 0575US5991322ASemiconductor optical deviceMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 23, 1999·37 cites·5 claims
- 0672US7900578B2Carrying system and processing equipmentKAWASAKI HEAVY IND LTD·Filed 2007·Granted Mar 8, 2011·7 cites·11 claims
- 0769US5544188ASemiconductor laser device having a high emission efficiency and a large modulation bandwidthMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Aug 6, 1996·24 cites·16 claims
- 0863US4613914AAuto-tracking method and apparatus of a magnetic recording/reproducing apparatusHITACHI MICROCOMPUTER HITACHI·Filed 1985·Granted Sep 23, 1986·14 cites·9 claims
- 0962US5157680AIntegrated semiconductor laserMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Oct 20, 1992·20 cites·6 claims
- 1060US4777543ATracking correction for a rotary head by detection of the minimum signal levelHITACHI LTD·Filed 1986·Granted Oct 11, 1988·11 cites·2 claims
- 1159US2024128808A1Stator for rotating electric machineDENSO CORP·Filed 2023·Application pending·0 cites
- 1255US5107514ASemiconductor optical elementMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Apr 21, 1992·16 cites·5 claims
- 1353US5684823AMethod of fabricating a diffraction grating and a distributed feedback semiconductor laser incorporating the diffraction gratingMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Nov 4, 1997·16 cites·4 claims
- 1452US5621564ASemiconductor optical modulatorMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Apr 15, 1997·19 cites·13 claims
- 1549US5518955AMethod of fabricating quantum wireMITSUBISHI ELECTRIC CORP·Filed 1995·Granted May 21, 1996·13 cites·4 claims
- 1647US5442649ASemiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Aug 15, 1995·12 cites·8 claims
- 1742US4788161AMethod of producing an end surface light emission type semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Nov 29, 1988·7 cites·1 claims
- 1840US5124279AIntegrated semiconductor laser producing light of different wavelengths at respective active regionsMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Jun 23, 1992·7 cites·11 claims
- 1939US4888781ASemiconductor laserMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Dec 19, 1989·6 cites·6 claims
- 2038US2003053763A1Optical module and method of producing the optical moduleFiled 2002·Application pending·0 cites
- 2136US2003044126A1Optical module and method of manufacturing the optical moduleFiled 2002·Application pending·0 cites
- 2234US4957879AMethod of making a semiconductor laser using superlattice disorderingMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Sep 18, 1990·4 cites·14 claims
- 2333US4809289ASemiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Feb 28, 1989·2 cites·4 claims
- 2431US4847217AMethod for making a semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Jul 11, 1989·3 cites·4 claims
- 2529US5875793AHair cover for hair dyeing treatmentTAKARA BELMONT·Filed 1997·Granted Mar 2, 1999·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →