Inventor · disambiguated record
Tadao Iwaki
Also filed as: IWAKI TADAO
34 granted patents·2 pending applications·1,496 citations·filing 1989–2006
98Inventor score
Top patents by PatentIndex Score
36 records- 0195US5574292ASemiconductor device with monosilicon layerSEIKO INSTR INC·Filed 1993·Granted Nov 12, 1996·128 cites·26 claims
- 0293US6384503B1MotorSEIKO INSTR INC·Filed 2000·Granted May 7, 2002·56 cites·16 claims
- 0393US6127756ASpindle motor having air dynamic pressure bearing and rotating device having the spindle motor as driving sourceSEIKO INSTR INC·Filed 1999·Granted Oct 3, 2000·112 cites·15 claims
- 0493US5646432ASemiconductor thin film formed on a supporting substrateSEIKO INSTR INC·Filed 1993·Granted Jul 8, 1997·205 cites·49 claims
- 0592US6307291B1Hydraulic dynamic bearing and spindle motor and rotary assembly providedSEIKO INSTR INC·Filed 1999·Granted Oct 23, 2001·59 cites·54 claims
- 0690US6371650B1Hydraulic dynamic bearing and spindle motor and rotary assembly providedSEIKO INSTR INC·Filed 1999·Granted Apr 16, 2002·52 cites·46 claims
- 0790US6191476B1Semiconductor deviceSEIKO INSTR INC·Filed 1997·Granted Feb 20, 2001·112 cites·24 claims
- 0890US5434433ASemiconductor device for a light waveSEIKO INSTR INC·Filed 1993·Granted Jul 18, 1995·70 cites·29 claims
- 0989US5132811AHolographic operating optical apparatusSEIKO INSTR INC·Filed 1990·Granted Jul 21, 1992·87 cites·9 claims
- 1087US6252322B1Spindle motorSEIKO INSTR INC·Filed 1999·Granted Jun 26, 2001·44 cites·44 claims
- 1178US5619596AMethod and apparatus for optical pattern recognitionSEIKO INSTR INC·Filed 1993·Granted Apr 8, 1997·90 cites·13 claims
- 1277US5274716AOptical pattern recognition apparatusSEIKO INSTR INC·Filed 1991·Granted Dec 28, 1993·44 cites·19 claims
- 1377US5168383ALiquid crystal device with fabry-perot etalonSEIKO INSTR INC·Filed 1989·Granted Dec 1, 1992·31 cites·19 claims
- 1476US6354742B1Hydraulic dynamic bearing and spindle motorSEIKO INSTR INC·Filed 2000·Granted Mar 12, 2002·15 cites·8 claims
- 1576US6247848B1Hydraulic dynamic bearing and spindle motor utilizing hydraulic dynamic bearingSEIKO INSTR INC·Filed 2000·Granted Jun 19, 2001·15 cites·25 claims
- 1673US5309523AOptical pattern recognition apparatusSEIKO INSTR INC·Filed 1992·Granted May 3, 1994·35 cites·27 claims
- 1771US6187605B1Method of forming a semiconductor device for a light valveSEIKO INSTR INC·Filed 1994·Granted Feb 13, 2001·25 cites·19 claims
- 1869US5528702AOptical pattern recognition apparatus with coordinate conversion functionSEIKO INSTR INC·Filed 1992·Granted Jun 18, 1996·32 cites·28 claims
- 1967US5175775AOptical pattern recognition using multiple reference imagesSEIKO INSTR INC·Filed 1991·Granted Dec 29, 1992·51 cites·8 claims
- 2062US5459335ASemiconductor substrate having a thin film semiconductor layer bonded on a support substrate through an adhesive layerSEIKO INSTR INC·Filed 1993·Granted Oct 17, 1995·31 cites·18 claims
- 2160US5577826AReflecting type color image projecting apparatusSEIKO INSTR INC·Filed 1995·Granted Nov 26, 1996·25 cites·3 claims
- 2258US5600485AOptical pattern recognition system method of ferroelectric liquid crystal spatial light modulatorSEIKO INSTR INC·Filed 1994·Granted Feb 4, 1997·34 cites·12 claims
- 2357US5555115AOptically addressed spatial light modulating system bias light source and method for driving the systemSEIKO INSTR INC·Filed 1992·Granted Sep 10, 1996·17 cites·14 claims
- 2456US5633176AMethod of producing a semiconductor device for a light valveSEIKO INSTR INC·Filed 1995·Granted May 27, 1997·20 cites·10 claims
- 2556US2006244256A1Resin pipe joint unitMIRAIAL CO LTD·Filed 2006·Application pending·0 cites
- 2652US6246139B1Spindle motor and method of formationSEIKO INSTR INC·Filed 2000·Granted Jun 12, 2001·6 cites·3 claims
- 2752US6040648ASpindle motor and rotator deviceSEIKO INSTR INC·Filed 1999·Granted Mar 21, 2000·19 cites·17 claims
- 2852US5544252ARangefinding/autofocusing device of joint transform correlation type and driving method thereofSEIKO INSTR INC·Filed 1992·Granted Aug 6, 1996·31 cites·26 claims
- 2949US5800033AImage projecting apparatusSEIKO INSTR INC·Filed 1995·Granted Sep 1, 1998·14 cites·15 claims
- 3047US6519112B1Liquid dynamic pressure bearing and spindle motor, hard-disk driving unit, and scanner motor using the bearingSEIKO INSTR INC·Filed 1999·Granted Feb 11, 2003·7 cites·68 claims
- 3142US2010025277A1Thin plate storage transport system and reticle case using the sameMIRAIAL CO LTD·Filed 2006·Application pending·0 cites
- 3241US5745205AMethod of introducing slightly titlting homeotropic orientation into liquid crystal, liquid crystal electro-optical device, and liquid crystal light valveSEIKO INSTR INC·Filed 1995·Granted Apr 28, 1998·11 cites·33 claims
- 3338US6371649B1Method for lubricating a fluid dynamic pressure bearingSEIKO INSTR INC·Filed 1999·Granted Apr 16, 2002·10 cites·9 claims
- 3438US5694182AOptically addressed spatial light modulating system and method for driving the systemSEIKO INSTR INC·Filed 1995·Granted Dec 2, 1997·6 cites·21 claims
- 3530US5854707APolarizing type optical apparatusSEIKO INSTR INC·Filed 1996·Granted Dec 29, 1998·2 cites·19 claims
- 3626US6116708ARecording systems and recording units employed in the recording systemsSEIKO INSTR INC·Filed 1997·Granted Sep 12, 2000·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →