Inventor · disambiguated record
Shiro Iwakura
Also filed as: IWAKURA SHIRO
8 granted patents·525 citations·filing 1977–1995
91Inventor score
Files withKENWOOD CORP8
Top patents by PatentIndex Score
8 records- 0197US4725345AMethod for forming a hard carbon thin film on article and applications thereofKENWOOD CORP·Filed 1986·Granted Feb 16, 1988·197 cites·15 claims
- 0290US4772513AMethod for forming a hard carbon thin film on article and applications thereofKENWOOD CORP·Filed 1987·Granted Sep 20, 1988·53 cites·9 claims
- 0382US5253301ANondirectional acoustic generator and speaker systemKENWOOD CORP·Filed 1990·Granted Oct 12, 1993·82 cites·9 claims
- 0480US5031720ASpeaker diaphragmKENWOOD CORP·Filed 1988·Granted Jul 16, 1991·38 cites·10 claims
- 0570US5594805ALoudspeakerKENWOOD CORP·Filed 1995·Granted Jan 14, 1997·52 cites·2 claims
- 0668US4146111ASpeaker systemKENWOOD CORP·Filed 1977·Granted Mar 27, 1979·32 cites·6 claims
- 0762US4752963AElectroacoustic converter having a recessed step on the center poleKENWOOD CORP·Filed 1986·Granted Jun 21, 1988·37 cites·16 claims
- 0859US5091958AWiring structure of loudspeakerKENWOOD CORP·Filed 1990·Granted Feb 25, 1992·34 cites·5 claims
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