Inventor · disambiguated record
Mitsuaki Kumagai
Also filed as: KUMAGAI MITSUAKI
9 granted patents·230 citations·filing 1994–2012
91Inventor score
Top patents by PatentIndex Score
9 records- 0181US5661634AInformation processing system using portable terminal unit and data communication adapter thereforFUJITSU LTD·Filed 1994·Granted Aug 26, 1997·65 cites·2 claims
- 0276USD680108SElectronic computer with display unitKUMAGAI MITSUAKI·Filed 2011·Granted Apr 16, 2013·26 cites·1 claims
- 0373US5960208AData communication adapter for selectively supplying power to a communication control circuit or a portable terminal unitFUJITSU LTD·Filed 1997·Granted Sep 28, 1999·48 cites·14 claims
- 0472US6189938B1Locking structure for covering elementFUJITSU LTD·Filed 1998·Granted Feb 20, 2001·42 cites·14 claims
- 0558USD706865SElectronic calculatorKUMAGAI MITSUAKI·Filed 2012·Granted Jun 10, 2014·12 cites·1 claims
- 0647US5983290AInformation processing system using portable terminal unit and data communication adapter thereforFUJITSU LTD·Filed 1997·Granted Nov 9, 1999·13 cites·3 claims
- 0742US5854737AInformation processing system using portable terminal unit and data communication adapter having biased connectorFUJITSU LTD·Filed 1997·Granted Dec 29, 1998·10 cites·4 claims
- 0837US6163268AInformation processing system using portable terminal unit and data communication adapter thereforFUJITSU LTD·Filed 1997·Granted Dec 19, 2000·6 cites·4 claims
- 0928US6290529B1Adapter for terminal unitFUJITSU KIDEN·Filed 1998·Granted Sep 18, 2001·8 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Mitsuaki Kumagai 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 →