Inventor
Masaaki Hashizume
Inventor
Yashiro-machi, JP
Overview
Patents· 3 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 transducer50%
B41JTypewriters25%
G01DMeasuring not specially adapted for a specific variable25%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2000Patents assigned to FUJITSU LTD (2)· patent assignee history
1998Patents assigned to FUJI PHOTO FILM CO LTD (1)· patent assignee history
1998Patents assigned to FUJITSU PERIPHERALS LTD (1)· patent assignee history
1998Patents assigned to JAPAN RADIO CO LTD (1)· patent assignee history
1998–2000Based in Yashiro-machi, JP· patent location history
1998Based in Nagano, JP· patent location history
2000Patents assigned to FUJITSU PERIPHERALS (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 2 | 1998–2000 |
| FUJI PHOTO FILM CO LTD | 1 | 1998 |
| FUJITSU PERIPHERALS | 1 | 2000 |
| FUJITSU PERIPHERALS LTD | 1 | 1998 |
| JAPAN RADIO CO LTD | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yashiro-machi, JP | 2 | 1998–2000 |
| Nagano, JP | 1 | 1998 |