Inventor
Toshitsugu Ueda
Inventor
Tokyo, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Lprimary
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure13%
G01NInvestigating or analysing materials by determining their chemical or physical properties10%
G11CStatic stores10%
H10BElectronic memory devices10%
G01FMeasuring volume, volume flow, mass flow or liquid level7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
G01DMeasuring not specially adapted for a specific variable3%
G01GWeighing3%
G01KMeasuring temperature3%
G01RMeasuring electric variables3%
PatentTitleYear
10,690,606Hydrogen sensor20206,504,770'Semiconductor memory'20036,407,952'Semiconductor memory'20026,191,983'Semiconductor memory'20016,184,517'Particle analyzer system'20014,786,891'Absolute encoder for linear or angular position measurements'19884,772,130'Quartz thermometer'19884,680,970'Apparatus for measuring pressure'19874,628,740'Pressure sensor'19864,421,381'Mechanical vibrating element'19834,299,122'Force transducer'19814,238,844'Displaced position detecting device'19803,974,425'Isolator circuit with improved frequency response'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1981Patents assigned to YOKOGAWA ELECTRIC WORKS LTD (3)· patent assignee history
1976–1981Based in Musashino, JP· patent location history
1983–1987Patents assigned to YOKOGAWA HOKUSHIN ELECTRIC (3)· patent assignee history
1983–2001Based in Tokyo, JP· patent location history
1988–2001Patents assigned to YOKOGAWA ELECTRIC CORP (3)· patent assignee history
2001–2003Patents assigned to HITACHI LTD (3)· patent assignee history
2001–2003Patents assigned to HITACHI ULSI SYS CO LTD (2)· patent assignee history
2001–2003Based in Ome, JP· patent location history
2020Based in Fukuoka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 3 | 2001–2003 |
| YOKOGAWA ELECTRIC CORP | 3 | 1988–2001 |
| YOKOGAWA ELECTRIC WORKS LTD | 3 | 1976–1981 |
| YOKOGAWA HOKUSHIN ELECTRIC | 3 | 1983–1987 |
| HITACHI ULSI SYS CO LTD | 2 | 2001–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 6 | 1983–2001 |
| Ome, JP | 3 | 2001–2003 |
| Musashino, JP | 3 | 1976–1981 |
| Fukuoka, JP | 1 | 2020 |