Inventor · disambiguated record
Koichi Tada
Also filed as: TADA KOICHI
17 granted patents·1 pending application·382 citations·filing 1991–2005
94Inventor score
Top patents by PatentIndex Score
18 records- 0192US5917791AApparatus for discriminating optical recording media of different thicknesses from each other and reproducing information therefromSANYO ELECTRIC CO·Filed 1996·Granted Jun 29, 1999·71 cites·13 claims
- 0291US6370093B1Optical disc deviceSANYO ELECTRIC CO·Filed 1997·Granted Apr 9, 2002·57 cites·8 claims
- 0390US5238574AMethod and apparatus having reverse osmosis membrane for concentrating solutionKAWASAKI HEAVY IND LTD·Filed 1991·Granted Aug 24, 1993·127 cites·19 claims
- 0487US6201777B1Apparatus for discriminating optical recording media of different thicknesses from each other and reproducing information therefromSANYO ELECTRIC CO·Filed 1999·Granted Mar 13, 2001·44 cites·5 claims
- 0583US6480444B2Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Nov 12, 2002·12 cites·4 claims
- 0678US6529455B1Disk apparatus with enhanced focal positioningSANYO ELECTRIC CO·Filed 2000·Granted Mar 4, 2003·14 cites·5 claims
- 0771US6891787B1Apparatus for recording/reproducing signal on/from optical diskSANYO ELECTRIC CO·Filed 2000·Granted May 10, 2005·8 cites·5 claims
- 0868US6522605B1Disk apparatus for focusing and adjusting a laser beamSANYO ELECTRIC CO·Filed 2000·Granted Feb 18, 2003·8 cites·4 claims
- 0962US6992956B2Disk reproducing apparatus for precisely determining a value of an address signal reproduced from the diskSANYO ELECTRIC CO·Filed 2001·Granted Jan 31, 2006·5 cites·5 claims
- 1060US7242651B2Disk reproduction deviceSANYO ELECTRIC CO·Filed 2001·Granted Jul 10, 2007·4 cites·6 claims
- 1154US6975569B2Optical disk apparatus capable of generating clock accuratelySANYO ELECTRIC CO·Filed 2001·Granted Dec 13, 2005·3 cites·4 claims
- 1250US6160783AOptical pick-up deviceSANYO ELECTRIC CO·Filed 1998·Granted Dec 12, 2000·9 cites·7 claims
- 1344US6477122B2Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Nov 5, 2002·0 cites·1 claims
- 1444US6466527B1Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Oct 15, 2002·0 cites·3 claims
- 1544US6459662B1Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Oct 1, 2002·0 cites·6 claims
- 1641US6025866ASuperresolution optical pickup apparatusSANYO ELECTRIC CO·Filed 1998·Granted Feb 15, 2000·9 cites·10 claims
- 1740US2005224146A1Method for horizontal continuous casting of magnesium slab or magnesium alloy slab and apparatus thereforSANYU SEIKI CO LTD·Filed 2005·Application pending·0 cites
- 1839US5175861ALock processing systemNEC CORP·Filed 1991·Granted Dec 29, 1992·11 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →