Mitsuaki Kumagai

Person

Inagi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic calculator
- Patent number D706865
- Issue date Jun 10, 2014
- Fujitsu Frontech Limited
- Mitsuaki Kumagai
- D18 - Printing and office machinery
Information Patent Grant
Electronic computer with display unit
- Patent number D680108
- Issue date Apr 16, 2013
- Fujitsu Frontech Limited
- Mitsuaki Kumagai
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Adapter for terminal unit
- Patent number 6,290,529
- Issue date Sep 18, 2001
- Fujitsu Limited
- Shinichiro Tsurumaru
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Locking structure for covering element
- Patent number 6,189,938
- Issue date Feb 20, 2001
- Fujitsu Limited
- Fumio Nakadaira
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Information processing system using portable terminal unit and data...
- Patent number 6,163,268
- Issue date Dec 19, 2000
- Fujitsu Limited
- Takao Obata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing system using portable terminal unit and data...
- Patent number 5,983,290
- Issue date Nov 9, 1999
- Fujitsu Limited
- Takao Obata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data communication adapter for selectively supplying power to a com...
- Patent number 5,960,208
- Issue date Sep 28, 1999
- Fujitsu Limited
- Takao Obata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing system using portable terminal unit and data...
- Patent number 5,854,737
- Issue date Dec 29, 1998
- Fujitsu Limited
- Takao Obata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing system using portable terminal unit and data...
- Patent number 5,661,634
- Issue date Aug 26, 1997
- Fujitsu Limited
- Takao Obata
- G06 - COMPUTING CALCULATING COUNTING

Mitsuaki Kumagai

Person

Patents Grantslast 30 patents

Electronic calculator

Electronic computer with display unit

Adapter for terminal unit

Locking structure for covering element

Information processing system using portable terminal unit and data...

Information processing system using portable terminal unit and data...

Data communication adapter for selectively supplying power to a com...

Information processing system using portable terminal unit and data...

Information processing system using portable terminal unit and data...