Inventor · disambiguated record
Hakaru Masumoto
Also filed as: MASUMOTO HAKARU
22 granted patents·285 citations·filing 1976–1988
96Inventor score
Top patents by PatentIndex Score
22 records- 0191US4065330AWear-resistant high-permeability alloyELECT & MAGN ALLOYS RES INST·Filed 1977·Granted Dec 27, 1977·38 cites·12 claims
- 0284US4650528AHigh damping capacity aluminum alloyELECT & MAGN ALLOYS RES INST·Filed 1984·Granted Mar 17, 1987·32 cites·8 claims
- 0382US4059462ANiobium-iron rectangular hysteresis magnetic alloyELECT & MAGN ALLOYS RES INST·Filed 1976·Granted Nov 22, 1977·22 cites·8 claims
- 0481US4440720AMagnet alloy useful for a magnetic recording and reproducing head and a method of manufacturing thereofELECT & MAGN ALLOYS RES INST·Filed 1981·Granted Apr 3, 1984·25 cites·8 claims
- 0573US4572750AMagnetic alloy for magnetic recording-reproducing headELECT & MAGN ALLOYS RES INST·Filed 1984·Granted Feb 25, 1986·19 cites·4 claims
- 0672US4204887AHigh damping capacity alloyFOUNDATION THE RES INST OF ELE·Filed 1978·Granted May 27, 1980·18 cites·9 claims
- 0771US4517156AElectrical resistant alloys having a small temperature dependence of electric resistance over a wide temperature range and a method of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1984·Granted May 14, 1985·15 cites·2 claims
- 0870US4244754AProcess for producing high damping capacity alloy and productELECT & MAGN ALLOYS RES INST·Filed 1978·Granted Jan 13, 1981·16 cites·6 claims
- 0965US4082579ARectangular hysteresis magnetic alloyELECT & MAGN ALLOYS RES INST·Filed 1976·Granted Apr 4, 1978·13 cites·9 claims
- 1064US4204888AHigh damping capacity alloyFOUNDATION THE RES INST OF ELE·Filed 1978·Granted May 27, 1980·14 cites·4 claims
- 1162US4684414AHigh damping capacity alloy and a process for producing the sameELECT & MAGN ALLOYS RES INST·Filed 1983·Granted Aug 4, 1987·12 cites·4 claims
- 1261US4468370AElectrical resistant alloys having a small temperature dependence of electrical resistance over a wide temperature range and a method of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1982·Granted Aug 28, 1984·12 cites·1 claims
- 1357US4374679AElectrical resistant article having a small temperature dependence of electric resistance over a wide temperature range and a method of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1980·Granted Feb 22, 1983·10 cites·3 claims
- 1452US4710243AWear-resistant alloy of high permeability and method of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1985·Granted Dec 1, 1987·7 cites·3 claims
- 1547US4396441APermanent magnet having ultra-high coercive force and large maximum energy product and method of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1981·Granted Aug 2, 1983·7 cites·4 claims
- 1644US4684416AAlloy with small change of electric resistance over wide temperature range and method of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1985·Granted Aug 4, 1987·6 cites·5 claims
- 1743US4830685AWear-resistant alloy of high permeability and method of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1987·Granted May 16, 1989·5 cites·22 claims
- 1842US4518439AAlloy with small change of electric resistance over wide temperature range and method of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1982·Granted May 21, 1985·3 cites·13 claims
- 1940US4814027AFe-Pt-Nb permanent magnet with an ultra-high coercive force and a large maximum energy productELECT & MAGN ALLOYS RES INST·Filed 1988·Granted Mar 21, 1989·5 cites·2 claims
- 2035US4859252AHigh damping capacity alloy and a process for producing the sameELECT & MAGN ALLOYS RES INST·Filed 1987·Granted Aug 22, 1989·4 cites·10 claims
- 2129US4834813AWear-resistant alloy of high permeability and methods of producing the sameELECT & MAGN ALLOYS RES INST·Filed 1988·Granted May 30, 1989·0 cites·12 claims
- 2227US4863530AFc-Pt-Nb permanent magnet with an ultra-high coercive force and a large maximum energy product, and method for producing the sameELECT & MAGN ALLOYS RES INST·Filed 1988·Granted Sep 5, 1989·2 cites·5 claims
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