Inventor
Akihiro Yamazaki
Inventor
Kawasaki, JP
Overview
Patents· 40 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 transducer18%
G11CStatic stores8%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof6%
G06FElectric digital data processing5%
B41MPrinting, duplicating, marking, or copying processes4%
C07KPeptides4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
H03MCoding4%
Y10TTechnical subjects covered by former us classification4%
A61KPreparations for medical, dental or toiletry purposes3%
PatentTitleYear
11,074,936Magnetic disk device202110,876,508Fuel injection valve202010,724,485Method and apparatus for manufacturing hollow composite magnetic member, and fuel injection valve202010,704,516Fuel injection valve202010,344,726Fuel injection valve201910,233,884Fuel injection valve with resin-covered terminal-lead wire201910,074,398Storage device, controller circuit, and writing and reading method20189,957,421Sealing tape, phosphor sheet, lighting device, liquid-crystal display, method for manufacturing phosphor sheet, and sealing method20189,489,977'Storage device, controller, and recording and reproducing method'20169,434,571'Booklet processing unit'20169,105,277'Controller, disk drive, and read processing method'20158,988,814'Storage device, controller, and recording and reproducing method'20158,780,472'Information reproducing apparatus and information reproducing method for cancelling interference between adjacent tracks'20148,717,697'Controller, disk drive, and read-back signal processing method'20148,696,224'Booklet page turning apparatus, booklet page turning method, and ID printing apparatus'20148,488,264'Magnetic disk device, signal processing circuit, and signal processing method'20137,940,488'Storage device and gain adjusting device'20117,840,853'CPU suppression system and CPU suppression method using service processor'20107,605,997'Head-gap calculating device, storage device, head-gap calculating method, and computer product'20097,434,136'Method of and apparatus for reading recording medium, harddisk controller'20087,355,938'Timing recovery method and storage apparatus for suppressing control of sampling positions'20087,296,883'Ink composition for ink-jet recording, recording method using same, and record'20077,054,088'Information recording and reproducing apparatus and method, and signal decoding circuit for performing timing recovery'20066,065,930'Cooling control apparatus'20006,015,696'Mycobacterial secretory expression vectors and transformants'20005,953,174'Magnetic tape drive unit having reduced power consumption'19995,885,580'Anti-AIDS secretory recombinant BCG vaccine'19995,858,369'Anti-acids secretory recombinant BCG vaccine'19995,793,945'Method and device for initial-diagnosing processors'19985,699,297'Method of rewriting data in a microprocessor additionally provided with a flash memory'19975,579,270'Flash EEPROM with auto-function for automatically writing or erasing data'19965,515,323'Non-volatile memory circuit for lengthening service life of non-volatile memory devices'19965,500,286'Multi-shell emulsion particle'19965,409,776'Multi-shell emulsion particle'19955,307,313'Flag circuit for memory'19945,273,824'Cored multi-shell emulsion particle'19935,210,066'Heat-sensitive recording material'19935,138,190'Charge pump circuit'19925,016,218'Nonvolatile memory with data write circuitry to reduce write errors'19914,973,975'Initial potential setting circuit for a sample/hold circuit associated with an A/D converter'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2021Patents assigned to TOSHIBA KK (17)· patent assignee history
1990–1996Based in Sagamihara, JP· patent location history
1991–2011Based in Kawasaki, JP· patent location history
1993–1996Patents assigned to MITSUI TOATSU CHEMICALS (3)· patent assignee history
1993–2018Based in Yokohama, JP· patent location history
1993–2014Based in Kanagawa, JP· patent location history
1998–2010Patents assigned to FUJITSU LTD (8)· patent assignee history
1999–2000Patents assigned to AJINOMOTO KK (3)· patent assignee history
2019–2020Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (5)· patent assignee history
2019–2020Based in Hitachinaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 17 | 1990–2021 |
| FUJITSU LTD | 8 | 1998–2010 |
| HITACHI AUTOMOTIVE SYSTEMS LTD | 5 | 2019–2020 |
| AJINOMOTO KK | 3 | 1999–2000 |
| MITSUI TOATSU CHEMICALS | 3 | 1993–1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 12 | 1991–2011 |
| Yokohama, JP | 10 | 1993–2018 |
| Sagamihara, JP | 5 | 1990–1996 |
| Hitachinaka, JP | 3 | 2019–2020 |
| Kanagawa, JP | 3 | 1993–2014 |