Inventor
Dan Duan
Inventor
Hangzhou, CN
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding100%
PatentTitleYear
7,046,345'Apparatus for precise distance measurement'2006Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006Patents assigned to ASIA OPTICAL CO INC (1)· patent assignee history
2006Based in Hangzhou, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ASIA OPTICAL CO INC | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hangzhou, CN | 1 | 2006 |