Inventor · disambiguated record
Koichi Shiraki
Also filed as: SHIRAKI KOICHI
3 granted patents·44 citations·filing 1990–1997
71Inventor score
Files withMITSUBISHI ELECTRIC CORP3
Top patents by PatentIndex Score
3 records- 0146US5884194AHands-free telephoneMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Mar 16, 1999·19 cites·8 claims
- 0239US6445792B1Echo canceller for decreasing a deterioration factor of a speech qualityMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Sep 3, 2002·13 cites·10 claims
- 0335US5119423ASignal processor for analyzing distortion of speech signalsMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Jun 2, 1992·12 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Koichi Shiraki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →