Inventor · disambiguated record
Hiraku Abe
Also filed as: ABE HIRAKU
11 granted patents·464 citations·filing 1984–1990
92Inventor score
Top patents by PatentIndex Score
11 records- 0197US4806751ACode wheel for a reflective type optical rotary encoderALPS ELECTRIC CO LTD·Filed 1988·Granted Feb 21, 1989·167 cites·1 claims
- 0294US4644156ACode wheel for reflective optical rotary encodersALPS ELECTRIC CO LTD·Filed 1985·Granted Feb 17, 1987·152 cites·6 claims
- 0370US5087879AConstruction for adjustably mounting sensor portion of magnetic rotation sensor and method of adjusting gap between sensor and rotating drumALPS ELECTRIC CO LTD·Filed 1990·Granted Feb 11, 1992·30 cites·2 claims
- 0465US4845456AMagnetic sensorALPS ELECTRIC CO LTD·Filed 1988·Granted Jul 4, 1989·17 cites·1 claims
- 0563US5081756AMethods for assembling and adjusting a magnetic encoder deviceALPS ELECTRIC CO LTD·Filed 1990·Granted Jan 21, 1992·18 cites·7 claims
- 0662US4661697AOptically reflecting code plateALPS ELECTRIC CO LTD·Filed 1985·Granted Apr 28, 1987·18 cites·3 claims
- 0756US4707062AStar-shaped couplerALPS ELECTRIC CO LTD·Filed 1984·Granted Nov 17, 1987·17 cites·3 claims
- 0855US4727356AOptical rotary encoderALPS ELECTRIC CO LTD·Filed 1986·Granted Feb 23, 1988·14 cites·2 claims
- 0951US4959574APrecision Gap Magnetic Encode DeviceALPS ELECTRIC CO LTD·Filed 1989·Granted Sep 25, 1990·10 cites·10 claims
- 1051US4894533AOptical rotary encoderABE HIRAKU·Filed 1988·Granted Jan 16, 1990·12 cites·2 claims
- 1148US4780610AOptical rotary encoder having superposed metal plate and shield plateALPS ELECTRIC CO LTD·Filed 1987·Granted Oct 25, 1988·9 cites·4 claims
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