Inventor · disambiguated record
Masaichi Akiho
Also filed as: AKIHO MASAICHI
4 granted patents·1 pending application·116 citations·filing 1993–2006
79Inventor score
Files withALPINE ELECTRONICS INC4
Top patents by PatentIndex Score
5 records- 0178US7920711B2Audio device and method for generating surround sound having first and second surround signal generation unitsALPINE ELECTRONICS INC·Filed 2006·Granted Apr 5, 2011·14 cites·9 claims
- 0271US5410606ANoise canceling methodALPINE ELECTRONICS INC·Filed 1993·Granted Apr 25, 1995·46 cites·6 claims
- 0369US5524057ANoise-canceling apparatusALPINE ELECTRONICS INC·Filed 1993·Granted Jun 4, 1996·43 cites·4 claims
- 0468US6944303B2Noise cancellation device, engine-noise cancellation device, and noise cancellation methodALPINE ELECTRONICS INC·Filed 2003·Granted Sep 13, 2005·13 cites·12 claims
- 0533US2004138769A1Digital amplifier and method for adjusting gain of sameFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →