Inventor
Yumiko Iyama
Inventor
Yokohama, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Cprimary
G11CStatic stores100%
PatentTitleYear
5,986,935'Semiconductor memory device with high voltage generation circuit'19994,974,206'Nonvolatile semiconductor memory device having reference potential generating circuit'19904,951,257'Reference setting circuit for determining written-in content in nonvolatile semiconductor memories'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1999Patents assigned to TOSHIBA KK (3)· patent assignee history
1990–1999Based in Yokohama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 3 | 1990–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 3 | 1990–1999 |