Inventor
Kazuyo Matsumoto
Inventor
Yokkaichi, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices33%
H10BElectronic memory devices33%
H10DInorganic electric semiconductor devices25%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%
PatentTitleYear
10,381,443Bulb-shaped memory stack structures for direct source contact in three-dimensional memory device201910,224,340Three-dimensional memory device having discrete direct source strap contacts and method of making thereof201910,020,363Bulb-shaped memory stack structures for direct source contact in three-dimensional memory device20189,985,098Bulb-shaped memory stack structures for direct source contact in three-dimensional memory device20184,729,641'Functional optical element having a non-flat planar interface with variable-index medium'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988Patents assigned to CANON KK (1)· patent assignee history
1988Based in Yokohama, JP· patent location history
2018–2019Patents assigned to SANDISK TECHNOLOGIES LLC (4)· patent assignee history
2018–2019Based in Yokkaichi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SANDISK TECHNOLOGIES LLC | 4 | 2018–2019 |
| CANON KK | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokkaichi, JP | 4 | 2018–2019 |
| Yokohama, JP | 1 | 1988 |