Tetsuya Roppongi
Inventor
Stats
- 61 US patents issued
- 81 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 61 US Patents Issued
- 81 US Applications Filed
- 1036 Total Citation Count
- Sep 6, 2024 Most Recent Filing
- Mar 24, 1998 Earliest Filing
Work History
Patent Owner | Applications Filed | Year |
---|---|---|
SAE MAGNETICS (H.K.) LTD. | 4
2 2 2 | 2003
2004 2005 2014 |
SAE MAGNETICS (H.K.) LTD., SAE TECHNOLOGY CENTRE | 1
| 2005
|
TDK CORPORATION | 1
1 1 15 4 6 6 10 12 2 6 18 6 11 2 7 4 | 1998
1999 2000 2001 2002 2003 2004 2005 2007 2008 2009 2010 2011 2012 2013 2014 2016 |
TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION | 4
| 2001
|
Inventor Addresses
Address | Duration |
---|---|
Chuo-ku, JP | Jun 19, 03 - Apr 21, 09 |
Kawasaki, JP | Nov 07, 00 - Apr 27, 04 |
Kawasaki-shi, JP | Mar 28, 02 - Apr 04, 02 |
Milpitas, CA, US | Aug 18, 20 - Nov 29, 22 |
San Jose, CA, US | Sep 24, 19 - Mar 06, 25 |
Tokyo, JP | Jun 20, 02 - Feb 11, 20 |
Technology Profile
Technology | Matters | |
---|---|---|
C23F: | NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES | 1 |
C25D: | PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING | 1 |
G01R: | MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES | 4 |
Patents / Publication
Patents / Publication # | Year of Publication / Issued | Title | Citations |
---|---|---|---|
2025/0078,862 | 2025 | Optimizing A Current Distribution In Write Heads For Efficient Energy-Assisted Magnetic Recording | 0 |
2024/0371,402 | 2024 | Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film Having Negative Spin Polarization Layers In Assisted Writing Application | 0 |
12094497 | 2024 | Optimizing a current distribution in write heads for efficient energy-assisted magnetic recording | 0 |
12068008 | 2024 | Magnetic flux guiding device with spin torque oscillator (STO) film having negative spin polarization layers in assisted writing application | 0 |
2024/0029,759 | 2024 | Dual-Spin Torque Oscillator Designs in Microwave Assisted Magnetic Recording | 8 |
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