Yoshimitsu Onoda
Inventor
Stats
- 4 US patents issued
- 4 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 4 US Patents Issued
- 4 US Applications Filed
- 49 Total Citation Count
- Nov 14, 1988 Most Recent Filing
- Jan 23, 1980 Earliest Filing
Work History
Patent Owner | Applications Filed | Year |
---|---|---|
HITACHI, LTD. | 1
1 1 | 1980
1985 1986 |
HITACHI ELEVATOR ENGINEERING AND SERVICE CO., LTD. | 1
1 | 1985
1988 |
Hitachi Engineering & Services Co., Ltd. | 1
| 1986
|
HITACHI ELEVATOR ENGINEERING AND SERVICE CO., A CORP OF JAPAN | 1
| 1986
|
Inventor Addresses
Address | Duration |
---|---|
Katsuta, JP | Dec 15, 81 - Dec 15, 81 |
Tokyo, JP | Apr 10, 90 - Apr 10, 90 |
Toride, JP | Mar 17, 87 - Sep 01, 87 |
Technology Profile
Technology | Matters | |
---|---|---|
B66B: | ELEVATORS; ESCALATORS OR MOVING WALKWAYS | 1 |
G01P: | MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT | 1 |
G05F: | SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES | 1 |
Patents / Publication
Patents / Publication # | Year of Publication / Issued | Title | Citations |
---|---|---|---|
4916368 | 1990 | Controlling method and device for permanent magnet synchronous motor | 16 |
4690251 | 1987 | Emergency control system for elevators | 5 |
4649751 | 1987 | Supervisory operation control system for protecting elevators or the like from a dangerous situation | 4 |
4306283 | 1981 | Power factor improving apparatus for power converter | 12 |
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