Inventor · disambiguated record
Keiichi Asakura
Also filed as: ASAKURA KEIICHI
6 granted patents·98 citations·filing 1997–2010
81Inventor score
Top patents by PatentIndex Score
6 records- 0171US6490009B1Electronic device for selecting inputs and outputs of audio-visual equipmentSONY CORP·Filed 1998·Granted Dec 3, 2002·47 cites·4 claims
- 0257US8636838B2Oxygen concentratorWATANABE HIROFUMI·Filed 2010·Granted Jan 28, 2014·1 cites·3 claims
- 0353US6681018B1Audio signal processor and audio deviceSONY CORP·Filed 1999·Granted Jan 20, 2004·34 cites·8 claims
- 0447US6313812B1Single remote control system for plurality of audio and visual equipmentSONY CORP·Filed 1997·Granted Nov 6, 2001·12 cites·9 claims
- 0537US6115332AApparatus for relocating, grouping and housing a plurality of recording media based on their recording medium-related informationSONY CORP·Filed 1998·Granted Sep 5, 2000·4 cites·30 claims
- 0627US5969645AKey input method and circuitSONY CORP·Filed 1997·Granted Oct 19, 1999·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Keiichi Asakura 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 →