| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 8 | |
| #2 | Germany | 5 | |
| #3 | United States | 5 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Computer technology | |
| #5 | Control |
| # | Name | Total Patents |
|---|---|---|
| #1 | Miaki Yamamoto | 2 |
| #2 | Kawada Shin-Ich | 2 |
| #3 | Yamamoto Miaki | 2 |
| #4 | Ito Kazuyuki | 1 |
| #5 | Yamashita Kaichiro | 1 |
| #6 | Ishibashi Noboru | 1 |
| #7 | Yamaguchi Takao | 1 |
| #8 | Shin-Ichi Kawada | 1 |
| #9 | Takao Yamaguchi | 1 |
| #10 | Arai Takeshi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1176228A | Improvements in or relating to Gyrocompasses | |
| GB1176735A | Improvements in or relating to Gyrocompasses. | |
| US3282101A | Ultrasonic flow speed measuring apparatus | |
| US3237453A | Ultrasonic flowmeter system | |
| DE1243407B | Gyrocompass | |
| US3233171A | Apparatus for detecting the presence, magnitude and direction of magnetic fields utilizing saturable magnetic core energized by alternating current | |
| US2970382A | Gyro-compass |