Inventor · disambiguated record
Akihiko Isaka
Also filed as: ISAKA AKIHIKO
11 granted patents·2 pending applications·128 citations·filing 1974–2003
90Inventor score
Files withSANKYO SEIKI SEISAKUSHO KK11
Top patents by PatentIndex Score
13 records- 0190US4570769ARatchet mechanismSANKYO SEIKI SEISAKUSHO KK·Filed 1982·Granted Feb 18, 1986·38 cites·3 claims
- 0269US4458573ASpeed governor for music boxSANKYO SEIKI SEISAKUSHO KK·Filed 1982·Granted Jul 10, 1984·21 cites·7 claims
- 0364US4557173AMusic boxSANKYO SEIKI SEISAKUSHO KK·Filed 1984·Granted Dec 10, 1985·18 cites·4 claims
- 0446US4464969ASpeed governor for music boxSANKYO SEIKI SEISAKUSHO KK·Filed 1982·Granted Aug 14, 1984·11 cites·7 claims
- 0545US3946966AAutomatic stop mechanism for an electric tape apparatusSANKYO SEIKI SEISAKUSHO KK·Filed 1974·Granted Mar 30, 1976·6 cites·10 claims
- 0644US4570524ADrum in music boxSANKYO SEIKI SEISAKUSHO KK·Filed 1983·Granted Feb 18, 1986·7 cites·3 claims
- 0742US6013867ADisk music boxSANKYO SEIKI SEISAKUSHO KK·Filed 1997·Granted Jan 11, 2000·10 cites·13 claims
- 0839US2004065184A1Music boxFiled 2001·Application pending·0 cites
- 0938US5213181AWinder assembly having a spindleSANKYO SEIKI SEISAKUSHO KK·Filed 1992·Granted May 25, 1993·6 cites·10 claims
- 1037US5703305AMusic boxSANKYO SEIKI SEISAKUSHO KK·Filed 1996·Granted Dec 30, 1997·7 cites·15 claims
- 1136US3955776AAutomatic stop mechanism for tape recorderSANKYO SEIKI SEISAKUSHO KK·Filed 1974·Granted May 11, 1976·2 cites·7 claims
- 1235US2004031370A1Acoustic deviceFiled 2003·Application pending·0 cites
- 1331US4418603ADrive shaft supporting device for a music box with a plate frameSANKYO SEIKI SEISAKUSHO KK·Filed 1982·Granted Dec 6, 1983·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →