Tadao Iwaki

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid dynamic pressure bearing and spindle motor, hard-disk drivin...
- Patent number 6,519,112
- Issue date Feb 11, 2003
- Seiko Instruments Inc.
- Tadao Iwaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor
- Patent number 6,384,503
- Issue date May 7, 2002
- Seiko Instruments Inc.
- Tadao Iwaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for lubricating a fluid dynamic pressure bearing
- Patent number 6,371,649
- Issue date Apr 16, 2002
- Seiko Instruments Inc.
- Naoki Kawawada
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydraulic dynamic bearing and spindle motor and rotary assembly pro...
- Patent number 6,371,650
- Issue date Apr 16, 2002
- Seiko Instruments Inc.
- Hiromitsu Goto
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydraulic dynamic bearing and spindle motor
- Patent number 6,354,742
- Issue date Mar 12, 2002
- Seiko Instruments Inc.
- Tadao Iwaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydraulic dynamic bearing and spindle motor and rotary assembly pro...
- Patent number 6,307,291
- Issue date Oct 23, 2001
- Seiko Instruments Inc.
- Tadao Iwaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Spindle motor
- Patent number 6,252,322
- Issue date Jun 26, 2001
- Seiko Instruments Inc.
- Naoki Kawawada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydraulic dynamic bearing and spindle motor utilizing hydraulic dyn...
- Patent number 6,247,848
- Issue date Jun 19, 2001
- Seiko Instruments Inc.
- Tadao Iwaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Spindle motor and method of formation
- Patent number 6,246,139
- Issue date Jun 12, 2001
- Seiko Instruments Inc.
- Tadao Iwaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor device
- Patent number 6,191,476
- Issue date Feb 20, 2001
- Seiko Instruments Inc.
- Kunihiro Takahashi
- G02 - OPTICS
Information Patent Grant
Method of forming a semiconductor device for a light valve
- Patent number 6,187,605
- Issue date Feb 13, 2001
- Seiko Instruments Inc.
- Hiroaki Takasu
- G02 - OPTICS
Information Patent Grant
Spindle motor having air dynamic pressure bearing and rotating devi...
- Patent number 6,127,756
- Issue date Oct 3, 2000
- Seiko Instruments Inc.
- Tadao Iwaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Recording systems and recording units employed in the recording sys...
- Patent number 6,116,708
- Issue date Sep 12, 2000
- Seiko Instruments Inc.
- Satoshi Oohama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Spindle motor and rotator device
- Patent number 6,040,648
- Issue date Mar 21, 2000
- Seiko Instruments Inc.
- Naoki Kawawada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Polarizing type optical apparatus
- Patent number 5,854,707
- Issue date Dec 29, 1998
- Seiko Instruments Inc.
- Nobuyuki Kasama
- G02 - OPTICS
Information Patent Grant
Image projecting apparatus
- Patent number 5,800,033
- Issue date Sep 1, 1998
- Seiko Instruments Inc.
- Yukiya Funanami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of introducing slightly titlting homeotropic orientation int...
- Patent number 5,745,205
- Issue date Apr 28, 1998
- Seiko Instruments Inc.
- Naoki Kato
- G02 - OPTICS
Information Patent Grant
Optically addressed spatial light modulating system and method for...
- Patent number 5,694,182
- Issue date Dec 2, 1997
- Seiko Instruments Inc.
- Yasuyuki Mitsuoka
- G02 - OPTICS
Information Patent Grant
Semiconductor thin film formed on a supporting substrate
- Patent number 5,646,432
- Issue date Jul 8, 1997
- Seiko Instruments Inc.
- Tadao Iwaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of producing a semiconductor device for a light valve
- Patent number 5,633,176
- Issue date May 27, 1997
- Seiko Instruments Inc.
- Hiroaki Takasu
- G02 - OPTICS
Information Patent Grant
Method and apparatus for optical pattern recognition
- Patent number 5,619,596
- Issue date Apr 8, 1997
- Seiko Instruments Inc.
- Tadao Iwaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical pattern recognition system method of ferroelectric liquid c...
- Patent number 5,600,485
- Issue date Feb 4, 1997
- Seiko Instruments Inc.
- Tadao Iwaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reflecting type color image projecting apparatus
- Patent number 5,577,826
- Issue date Nov 26, 1996
- Seiko Instruments Inc.
- Nobuyuki Kasama
- G02 - OPTICS
Information Patent Grant
Semiconductor device with monosilicon layer
- Patent number 5,574,292
- Issue date Nov 12, 1996
- Seiko Instruments Inc.
- Kunihiro Takahashi
- G02 - OPTICS
Information Patent Grant
Optically addressed spatial light modulating system bias light sour...
- Patent number 5,555,115
- Issue date Sep 10, 1996
- Seiko Instruments Inc.
- Yasuyuki Mitsuoka
- G02 - OPTICS
Information Patent Grant
Rangefinding/autofocusing device of joint transform correlation typ...
- Patent number 5,544,252
- Issue date Aug 6, 1996
- Seiko Instruments Inc.
- Tadao Iwaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical pattern recognition apparatus with coordinate conversion fu...
- Patent number 5,528,702
- Issue date Jun 18, 1996
- Seiko Instruments Inc.
- Yasuyuki Mitsuoka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor substrate having a thin film semiconductor layer bond...
- Patent number 5,459,335
- Issue date Oct 17, 1995
- Seiko Instruments Inc.
- Katsuki Matsushita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device for a light wave
- Patent number 5,434,433
- Issue date Jul 18, 1995
- Seiko Instruments Inc.
- Hiroaki Takasu
- G02 - OPTICS
Information Patent Grant
Optical pattern recognition apparatus
- Patent number 5,309,523
- Issue date May 3, 1994
- Seiko Instruments Inc.
- Tadao Iwaki
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
THIN PLATE STORAGE TRANSPORT SYSTEM AND RETICLE CASE USING THE SAME
- Publication number 20100025277
- Publication date Feb 4, 2010
- MIRAIAL CO., LTD.
- Tadao Iwaki
- H01 - BASIC ELECTRIC ELEMENTS

Tadao Iwaki

Person

Patents Grantslast 30 patents

Liquid dynamic pressure bearing and spindle motor, hard-disk drivin...

Motor

Method for lubricating a fluid dynamic pressure bearing

Hydraulic dynamic bearing and spindle motor and rotary assembly pro...

Hydraulic dynamic bearing and spindle motor

Hydraulic dynamic bearing and spindle motor and rotary assembly pro...

Spindle motor

Hydraulic dynamic bearing and spindle motor utilizing hydraulic dyn...

Spindle motor and method of formation

Semiconductor device

Method of forming a semiconductor device for a light valve

Spindle motor having air dynamic pressure bearing and rotating devi...

Recording systems and recording units employed in the recording sys...

Spindle motor and rotator device

Polarizing type optical apparatus

Image projecting apparatus

Method of introducing slightly titlting homeotropic orientation int...

Optically addressed spatial light modulating system and method for...

Semiconductor thin film formed on a supporting substrate

Method of producing a semiconductor device for a light valve

Method and apparatus for optical pattern recognition

Optical pattern recognition system method of ferroelectric liquid c...

Reflecting type color image projecting apparatus

Semiconductor device with monosilicon layer

Optically addressed spatial light modulating system bias light sour...

Rangefinding/autofocusing device of joint transform correlation typ...

Optical pattern recognition apparatus with coordinate conversion fu...

Semiconductor substrate having a thin film semiconductor layer bond...

Semiconductor device for a light wave

Optical pattern recognition apparatus

Patents Applicationslast 30 patents

THIN PLATE STORAGE TRANSPORT SYSTEM AND RETICLE CASE USING THE SAME