Inventor · disambiguated record
Akira Ibaraki
Also filed as: IBARAKI AKIRA
16 granted patents·303 citations·filing 1989–2001
95Inventor score
Top patents by PatentIndex Score
16 records- 0189US5727009ASemiconductor laser apparatus and optical pickup apparatus using the sameSANYO ELECTRIC CO·Filed 1997·Granted Mar 10, 1998·65 cites·64 claims
- 0281US5416790ASemiconductor laser with a self-sustained pulsationSANYO ELECTRIC CO·Filed 1993·Granted May 16, 1995·34 cites·10 claims
- 0370US5020066ASurface-emitting-type semiconductor laser deviceDEV CORP OF JAPAN·Filed 1989·Granted May 28, 1991·22 cites·20 claims
- 0466US6023448AOptical pickup device and optical recording medium driving apparatus comprising the sameSANYO ELECTRIC CO·Filed 1997·Granted Feb 8, 2000·18 cites·44 claims
- 0566US5960019ASemiconductor laser device and method of designing the sameSANYO ELECTRIC CO·Filed 1997·Granted Sep 28, 1999·30 cites·46 claims
- 0665US6339563B2Optical pickup apparatus capable of suppressing offset of a tracking error signalSANYO ELECTRIC CO·Filed 2000·Granted Jan 15, 2002·4 cites·17 claims
- 0765US5124574ASemiconductor device for generating a voltage higher than power source potential or lower than grounding potentialMATSUSHITA ELECTRONICS CORP·Filed 1990·Granted Jun 23, 1992·18 cites·21 claims
- 0859US5506170AMethod of making a semiconductor laser with a self-sustained pulsationSANYO ELECTRIC CO·Filed 1994·Granted Apr 9, 1996·14 cites·10 claims
- 0958US6212150B1Optical pickup apparatus and optical recording medium drive employing the same including a first photo receiving element for detecting the state of light beam and a second photo receiving element for reproducing informationSANYO ELECTRIC CO·Filed 1998·Granted Apr 3, 2001·14 cites·6 claims
- 1057US6501715B2Optical pickup apparatus employing an adjusting circuitSANYO ELECTRIC CO·Filed 2001·Granted Dec 31, 2002·2 cites·13 claims
- 1157US5963572ASemiconductor laser device and manufacturing method thereofSANYO ELECTRIC CO·Filed 1996·Granted Oct 5, 1999·23 cites·8 claims
- 1255US5610096ASemiconductor laser with a self sustained pulsationSANYO ELECTRIC CO·Filed 1995·Granted Mar 11, 1997·16 cites·11 claims
- 1353US6181667B1Optical pickup apparatus capable of suppressing offset of a tracking error signalSANYO ELECTRIC CO·Filed 1998·Granted Jan 30, 2001·8 cites·11 claims
- 1453US5608752ASemiconductor laser device and method of designing the sameSANYO ELECTRIC CO·Filed 1995·Granted Mar 4, 1997·18 cites·27 claims
- 1542US5236864AMethod of manufacturing a surface-emitting type semiconductor laser deviceJAPAN RES DEV CORP·Filed 1992·Granted Aug 17, 1993·9 cites·19 claims
- 1639US6144623AOptical pickup apparatus and optical recording medium drive employing the sameSANYO ELECTRIC CO·Filed 1998·Granted Nov 7, 2000·8 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →