Inventor
Kisei Hirobe
Inventor
Miyagi, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Cprimary
G01CMeasuring distances, levels or bearings33%
G01RMeasuring electric variables25%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock17%
G01VGeophysics8%
G05FSystems for regulating electric or magnetic variables8%
G06FElectric digital data processing8%
PatentTitleYear
9,234,754'Geomagnetism sensing device'20168,577,636'Azimuth calculation program and electronic compass'20138,552,794'Constant-voltage circuit'20138,046,189'Motion sensing program and electronic compass with motion sensing program'20117,865,323'Calibration program and electronic compass'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2016Patents assigned to ALPS ELECTRIC CO LTD (5)· patent assignee history
2011–2013Based in Miyagi, JP· patent location history
2013–2016Patents assigned to HIROBE KISEI (3)· patent assignee history
2013–2016Patents assigned to YAMADA YUKIMITSU (2)· patent assignee history
2013Patents assigned to KAWARDA KATSUYUKI (1)· patent assignee history
2013Patents assigned to SAITO JUNICHI (1)· patent assignee history
2013–2016Based in Niigata, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ALPS ELECTRIC CO LTD | 5 | 2011–2016 |
| HIROBE KISEIself | 3 | 2013–2016 |
| YAMADA YUKIMITSU | 2 | 2013–2016 |
| KAWARDA KATSUYUKI | 1 | 2013 |
| SAITO JUNICHI | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Miyagi, JP | 3 | 2011–2013 |
| Niigata, JP | 2 | 2013–2016 |