Inventor · disambiguated record
Hidemasa Tamura
Also filed as: TAMURA HIDEMASA
18 granted patents·552 citations·filing 1977–1998
95Inventor score
Top patents by PatentIndex Score
18 records- 0197US4438160AMethod of making a rotary ball display deviceSONY CORP·Filed 1983·Granted Mar 20, 1984·225 cites·8 claims
- 0293US4520004AMethod of manufacturing metal titanate fine powderSONY CORP·Filed 1983·Granted May 28, 1985·40 cites·22 claims
- 0385US6086735AContoured sputtering targetPRAXAIR TECHNOLOGY INC·Filed 1998·Granted Jul 11, 2000·47 cites·13 claims
- 0482US4587041AMethod for manufacturing dielectric metal titanateSONY CORP·Filed 1984·Granted May 6, 1986·26 cites·4 claims
- 0581US6024852ASputtering target and production method thereofSONY CORP·Filed 1997·Granted Feb 15, 2000·53 cites·6 claims
- 0676US4190438AAmorphous magnetic alloySONY CORP·Filed 1978·Granted Feb 26, 1980·18 cites·4 claims
- 0776US4167725ADew-sensing hygroscopic elementSONY CORP·Filed 1977·Granted Sep 11, 1979·26 cites·7 claims
- 0875US4585718ALithium-manganese dioxide cellSONY CORP·Filed 1985·Granted Apr 29, 1986·35 cites·13 claims
- 0973US4810484AMethod for manufacturing fine lead titanate powdersSONY CORP·Filed 1987·Granted Mar 7, 1989·23 cites·4 claims
- 1073US4677083AMethod for manufacturing dielectric fine powder of Ba1-x Srx TiO3SONY CORP·Filed 1985·Granted Jun 30, 1987·23 cites·3 claims
- 1154US4547355AMethod for manufacturing fine powder of SrZrO3SONY CORP·Filed 1984·Granted Oct 15, 1985·6 cites·6 claims
- 1253US4595580AMethod for manufacturing fine powder of barium zirconateSONY CORP·Filed 1983·Granted Jun 17, 1986·6 cites·7 claims
- 1351US4668500AMethod of producing bismuth titanate fine powdersSONY CORP·Filed 1985·Granted May 26, 1987·10 cites·6 claims
- 1439US4889706AMethod of manufacturing fine powder of lead stannateSONY CORP·Filed 1984·Granted Dec 26, 1989·2 cites·8 claims
- 1539US4434202ASlide memberSONY CORP·Filed 1981·Granted Feb 28, 1984·6 cites·7 claims
- 1637US4650726ACeramic substrate of Na2 O and Ta2 O5 for thin film magnetic headSONY CORP·Filed 1985·Granted Mar 17, 1987·3 cites·3 claims
- 1736US4235663AMethod of producing a dielectric of two-layer constructionSONY CORP·Filed 1977·Granted Nov 25, 1980·3 cites·15 claims
- 1830US4639400ACeramic substrate of Na2 O and Nb2 O5 for magnetic metal thin filmSONY CORP·Filed 1985·Granted Jan 27, 1987·0 cites·3 claims
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