Inventor
Keiko Watanabe
Inventor
Tsuchiura, JP
Overview
Patents· 38 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer31%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
G06FElectric digital data processing10%
A45CPurses5%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms5%
G02CSpectacles5%
H04LTransmission of digital information, e.g. telegraphic communication5%
Y02ATechnologies for adaptation to climate change5%
Y10TTechnical subjects covered by former us classification3%
A47FSpecial furniture, fittings, or accessories for shops, storehouses, bars, restaurants or the like2%
PatentTitleYear
10,646,054Showcase and operation method thereof202010,018,277Flow rate control valve and mass flow controller using the same20189,052,841'Electronic device and data transfer method'20159,037,629'Remote access system, electronic apparatus and method of processing remote access'20158,756,380'Controlling access to a removable medium from a module and an external device'20148,730,620'Flexible ramp in a hard disk drive'20148,537,500'Magnetic disk device'20138,094,412'Magnetic disk device and head stack assembly'20128,064,171'Magnetic disk drive and voice coil motor'20118,064,603'Information terminal'20117,984,296'Content protection device and content protection method'20117,685,071'Mobile communication terminal'20107,630,940'Content sharing system and method'20097,595,381'Method for detecting SARS coronavirus'20097,595,163'Method for detecting SARS coronavirus'20097,505,955'Information terminal and content storage/playback method'20097,460,341'Magnetic disk device and suspension having multiple arm portions of varying lengths'20087,399,588'Method for detecting SARS coronavirus'20087,401,065'System for downloading contents, and client terminal for downloading contents from contents server'20087,370,509'Endurance calculation device, endurance calculation method, and program'20086,876,513'Rotary disk type storage device'20056,839,956'Method for assembling disc apparatus'20056,636,385'Magnetic disc apparatus having actuator for head positioning mechanism'20036,597,532'Information recording disk apparatus'20036,490,116'Retraction control method and magnetic disk apparatus'20026,462,910'Magnetic disk apparatus'20026,373,659'Magnetic slider head and method of producing the same'20026,307,716'Magnetic disk device'20016,226,155'Ramp load type magnetic disk unit'20016,122,148'Magnetic head slider and method of production thereof'20006,069,774'Magnetic head support device for magnetic disc recording device'20005,999,369'Magnetic disk apparatus'19995,938,045'Classifying device'19995,930,082'Magnetic head support device for magnetic disc recording device'19995,502,799'Rendering apparatus, multispectral image scanner, and three-dimensional automatic gonio-spectrophotometer'19965,279,674'Method of treating contact lens'19945,181,604'Contact lens holder and treating device'19935,167,323'Lens treating device for treating contact lens'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1994Based in Inazawa, JP· patent location history
1999–2005Patents assigned to HITACHI LTD (13)· patent assignee history
1999–2014Based in Tsuchiura, JP· patent location history
2000–2013Based in Ibaraki, JP· patent location history
2008–2015Patents assigned to TOSHIBA KK (9)· patent assignee history
2008–2009Patents assigned to EIKEN CHEMICAL (3)· patent assignee history
2008–2018Based in Tokyo, JP· patent location history
2009–2015Based in Fuchu, JP· patent location history
2011–2015Patents assigned to WATANABE KEIKO (7)· patent assignee history
2011–2015Patents assigned to SATO JUN (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 13 | 1999–2005 |
| TOSHIBA KK | 9 | 2008–2015 |
| WATANABE KEIKOself | 7 | 2011–2015 |
| SATO JUN | 4 | 2011–2015 |
| EIKEN CHEMICAL | 3 | 2008–2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsuchiura, JP | 12 | 1999–2014 |
| Fuchu, JP | 7 | 2009–2015 |
| Tokyo, JP | 6 | 2008–2018 |
| Ibaraki, JP | 6 | 2000–2013 |
| Inazawa, JP | 3 | 1992–1994 |