Inventor
Masayoshi Fujieda
Inventor
Ohara-gun, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein100%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2006Patents assigned to HITACHI DEVICE ENG (3)· patent assignee history
1998–2004Patents assigned to HITACHI LTD (3)· patent assignee history
1998Based in Isumi, JP· patent location history
2001Based in Suwa, JP· patent location history
2004–2006Based in Ohara-gun, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI DEVICE ENG | 3 | 1998–2006 |
| HITACHI LTD | 3 | 1998–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ohara-gun, JP | 2 | 2004–2006 |
| Suwa, JP | 1 | 2001 |
| Isumi, JP | 1 | 1998 |