Tetsu Yamamoto

Person

Amagasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Read/write head retract mechanism
- Patent number RE38390
- Issue date Jan 20, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Yasushi Onooka
- 360 - Dynamic magnetic information storage or retrieval
Information Patent Grant
Read/write head retract mechanism
- Patent number RE36672
- Issue date Apr 25, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Yasushi Onooka
- 360 - Dynamic magnetic information storage or retrieval
Information Patent Grant
Laser machining apparatus and method
- Patent number 5,463,202
- Issue date Oct 31, 1995
- Mitsubishi Denki Kabushiki Kaisha
- Miki Kurosawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Assembly for supporting a magnetic head to float relative to a magn...
- Patent number 5,339,208
- Issue date Aug 16, 1994
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yumura
- G11 - INFORMATION STORAGE
Information Patent Grant
Positioning control apparatus
- Patent number 5,305,158
- Issue date Apr 19, 1994
- Mitsubishi Denki Kabushiki Kaisha
- Takaharu Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Read/write head retract mechanism
- Patent number 5,189,575
- Issue date Feb 23, 1993
- Mitsubishi Denki Kabushiki Kaisha
- Yasushi Onooka
- G11 - INFORMATION STORAGE
Information Patent Grant
Head positioning apparatus for disc unit
- Patent number 5,130,873
- Issue date Jul 14, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yumura
- G11 - INFORMATION STORAGE
Information Patent Grant
Carriage assembly
- Patent number 5,105,419
- Issue date Apr 14, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Manabu Ogura
- G11 - INFORMATION STORAGE
Information Patent Grant
Reflector oscillating apparatus
- Patent number 5,099,352
- Issue date Mar 24, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Tetsu Yamamoto
- G02 - OPTICS
Information Patent Grant
Magnetic head suspension assembly for reducing vibration effects
- Patent number 5,079,660
- Issue date Jan 7, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yumura
- G11 - INFORMATION STORAGE
Information Patent Grant
Object lens head assembly
- Patent number 5,027,340
- Issue date Jun 25, 1991
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yumura
- G11 - INFORMATION STORAGE
Information Patent Grant
Document scanner driven by electromagnetic actuators
- Patent number 4,961,118
- Issue date Oct 2, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Takaharu Ueda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Chopping secondary mirror system
- Patent number 4,943,147
- Issue date Jul 24, 1990
- Shigeki Mizuno
- G02 - OPTICS
Information Patent Grant
Positioning control apparatus
- Patent number 4,940,924
- Issue date Jul 10, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Shigeki Mizuno
- G05 - CONTROLLING REGULATING
Information Patent Grant
Electromagnetic drive actuator
- Patent number 4,910,486
- Issue date Mar 20, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yumura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carriage assembly
- Patent number 4,862,441
- Issue date Aug 29, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yumura
- G11 - INFORMATION STORAGE
Information Patent Grant
Carriage recording head sandwiched by electromagnetic coil sections
- Patent number 4,823,219
- Issue date Apr 18, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Takaharu Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Head positioning assembly for magnetic disc apparatus
- Patent number 4,819,106
- Issue date Apr 4, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Takaharu Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive head actuator and mounting arrangement therefor
- Patent number 4,819,110
- Issue date Apr 4, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Kiyoshi Funai
- G11 - INFORMATION STORAGE
Information Patent Grant
Slidable carriage mount for disc memory apparatus
- Patent number 4,819,109
- Issue date Apr 4, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Sadao Okada
- G11 - INFORMATION STORAGE
Information Patent Grant
Data converter pickup carriage assembly
- Patent number 4,740,946
- Issue date Apr 26, 1988
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yumura
- G01 - MEASURING TESTING

Tetsu Yamamoto

Person

Patents Grantslast 30 patents

Read/write head retract mechanism

Read/write head retract mechanism

Laser machining apparatus and method

Assembly for supporting a magnetic head to float relative to a magn...

Positioning control apparatus

Read/write head retract mechanism

Head positioning apparatus for disc unit

Carriage assembly

Reflector oscillating apparatus

Magnetic head suspension assembly for reducing vibration effects

Object lens head assembly

Document scanner driven by electromagnetic actuators

Chopping secondary mirror system

Positioning control apparatus

Electromagnetic drive actuator

Carriage assembly

Carriage recording head sandwiched by electromagnetic coil sections

Head positioning assembly for magnetic disc apparatus

Disk drive head actuator and mounting arrangement therefor

Slidable carriage mount for disc memory apparatus

Data converter pickup carriage assembly