Tetsuya Roppongi

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic flux guiding device with spin torque oscillator (STO) film...
- Patent number 12,068,008
- Issue date Aug 20, 2024
- Headway Technologies, Inc.
- Wenyu Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic flux guiding device with spin torque oscillator (STO) film...
- Patent number 11,568,891
- Issue date Jan 31, 2023
- Headway Technologies, Inc.
- Wenyu Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including main pole having top surface including firs...
- Patent number 11,514,931
- Issue date Nov 29, 2022
- Headway Technologies, Inc.
- Hironori Araki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including spin torque oscillator
- Patent number 11,289,117
- Issue date Mar 29, 2022
- Headway Technologies, Inc.
- Yoshitaka Sasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including spin torque oscillator
- Patent number 11,211,082
- Issue date Dec 28, 2021
- Headway Technologies, Inc.
- Yoshitaka Sasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic flux guiding device with spin torque oscillator (STO) film...
- Patent number 10,937,450
- Issue date Mar 2, 2021
- Headway Technologies, Inc.
- Shohei Kawasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with a main pole including first and second layers an...
- Patent number 10,839,829
- Issue date Nov 17, 2020
- Headway Technologies, Inc.
- Yoshitaka Sasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including spin torque oscillator and manufacturing me...
- Patent number 10,803,888
- Issue date Oct 13, 2020
- Headway Technologies, Inc.
- Yoshitaka Sasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including spin torque oscillator and manufacturing me...
- Patent number 10,748,559
- Issue date Aug 18, 2020
- Headway Technologies, Inc.
- Hironori Araki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic flux guiding device with antiferromagnetically coupled (AF...
- Patent number 10,522,174
- Issue date Dec 31, 2019
- Headway Technologies, Inc.
- Wenyu Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic flux guiding device with antiferromagnetically coupled (AF...
- Patent number 10,490,216
- Issue date Nov 26, 2019
- Headway Technologies, Inc.
- Wenyu Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic flux guiding device with antiferromagnetically coupled (AF...
- Patent number 10,424,326
- Issue date Sep 24, 2019
- Headway Technologies, Inc.
- Wenyu Chen
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film...
- Publication number 20240371402
- Publication date Nov 7, 2024
- HEADWAY TECHNOLOGIES, INC.
- Wenyu Chen
- G11 - INFORMATION STORAGE
Information Patent Application
Dual-Spin Torque Oscillator Designs in Microwave Assisted Magnetic...
- Publication number 20240029759
- Publication date Jan 25, 2024
- HEADWAY TECHNOLOGIES, INC.
- Wenyu Chen
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film...
- Publication number 20230178103
- Publication date Jun 8, 2023
- HEADWAY TECHNOLOGIES, INC.
- Wenyu Chen
- G11 - INFORMATION STORAGE

Tetsuya Roppongi

Person

Patents Grantslast 30 patents

Magnetic flux guiding device with spin torque oscillator (STO) film...

Magnetic flux guiding device with spin torque oscillator (STO) film...

Magnetic head including main pole having top surface including firs...

Magnetic head including spin torque oscillator

Magnetic head including spin torque oscillator

Magnetic flux guiding device with spin torque oscillator (STO) film...

Magnetic head with a main pole including first and second layers an...

Magnetic head including spin torque oscillator and manufacturing me...

Magnetic head including spin torque oscillator and manufacturing me...

Magnetic flux guiding device with antiferromagnetically coupled (AF...

Magnetic flux guiding device with antiferromagnetically coupled (AF...

Magnetic flux guiding device with antiferromagnetically coupled (AF...

Patents Applicationslast 30 patents

Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film...

Dual-Spin Torque Oscillator Designs in Microwave Assisted Magnetic...

Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film...