Inventor
Hideaki Nagatsuma
Inventor
Chiba, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding40%
G01CMeasuring distances, levels or bearings20%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock20%
G04FTime-interval measuring10%
G06FElectric digital data processing10%
PatentTitleYear
6,532,432'Portable GPS velosity/distance meter'20036,449,583'Portable measurement apparatus'20026,388,613'Portable GPS type distance/speed meter capable of selectively using doppler speed measuring method'20026,285,314'Portable GPS type distance/speed meter capable of changing sampling period of GPS signal in response to arm swinging period'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2003Patents assigned to SEIKO INSTR INC (4)· patent assignee history
2001–2003Based in Chiba, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEIKO INSTR INC | 4 | 2001–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chiba, JP | 4 | 2001–2003 |