Inventor
Kazutaka Takizawa
Inventor
Yokohama-shi, Kanagawa, JP
Overview
Patents· 30 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Cprimary
G11CStatic stores36%
G11BInformation storage based on relative movement between record carrier and transducer29%
G06FElectric digital data processing18%
H01LSemiconductor devices7%
H10BElectronic memory devices4%
C25DProcesses for the electrolytic or electrophoretic production of coatings2%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices2%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h102%
PatentTitleYear
11,127,476Memory system controlling a threshold voltage in a read operation and method202110,910,068Memory system and nonvolatile memory202110,740,101Memory system202010,658,055Memory system and method for controlling memory system202010,586,601Semiconductor memory device and read control method thereof202010,573,394Memory system202010,552,043Memory system202010,497,446Memory system controlling data erase for nonvolatile memory and control method for erasing data201910,395,723Memory system that differentiates voltages applied to word lines201910,366,771Controller, memory system, and block management method for NAND flash memory using the same201910,249,349Control system201910,241,552Memory system and control method201910,186,326Memory device that executes an erase operation for a nonvolatile memory201910,056,102Magnetic recording medium and method of manufacturing the same20189,911,448'Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus'20189,852,786Semiconductor memory device that varies voltage levels depending on which of different memory regions thereof is accessed20179,812,215'Memory device that executes an erase operation for a nonvolatile memory'20179,728,268'Memory device'20179,368,143'Method for forming pattern, method for producing magnetic recording medium using the same, magnetic recording medium, and method for producing stamper'20169,362,000'Memory system and management method thereof'20169,343,096'Perpendicular magnetic recording medium'20169,324,355'Pattern formation method, stamper manufacturing method, and magnetic recording medium manufacturing method'20169,224,413'Magnetic recording medium and method of manufacturing the same'20159,165,588'Pattern formation method and magnetic recording medium manufacturing method'20159,117,478'Pattern forming method, method of manufacturing magnetic recording medium and magnetic recording medium'20159,099,143'Method for producing magnetic recording medium'20159,028,704'Magnetic recording medium and method of manufacturing'20158,995,089'Magnetic recording medium and method for producing the same'20158,858,809'Method of manufacturing magnetic recording medium'20148,703,621'Manufacturing method of magnetic recording medium'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2018Patents assigned to TOSHIBA KK (15)· patent assignee history
2014–2015Patents assigned to KIMURA KAORI (4)· patent assignee history
2014–2015Patents assigned to TAKEO AKIHIKO (4)· patent assignee history
2014–2015Patents assigned to TAKIZAWA KAZUTAKA (4)· patent assignee history
2014–2021Based in Kanagawa, JP· patent location history
2014–2018Based in Fuchu, JP· patent location history
2015–2020Based in Kawasaki, JP· patent location history
2017–2020Patents assigned to TOSHIBA MEMORY CORP (13)· patent assignee history
2017–2020Based in Yokohama-shi, Kanagawa, JP· patent location history
2021Based in Yokohama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 15 | 2014–2018 |
| TOSHIBA MEMORY CORP | 13 | 2017–2020 |
| KIMURA KAORI | 4 | 2014–2015 |
| TAKEO AKIHIKO | 4 | 2014–2015 |
| TAKIZAWA KAZUTAKAself | 4 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama-shi, Kanagawa, JP | 12 | 2017–2020 |
| Kawasaki, JP | 9 | 2015–2020 |
| Kanagawa, JP | 5 | 2014–2021 |
| Fuchu, JP | 3 | 2014–2018 |
| Yokohama, JP | 1 | 2021 |