Inventor · disambiguated record
Keizo Ohgami
Also filed as: OHGAMI KEIZO
23 granted patents·1,541 citations·filing 1990–1998
97Inventor score
Files withTOSHIBA KK23
Top patents by PatentIndex Score
23 records- 0192US5574625APortable information processing apparatus having multiple rotatable port coversTOSHIBA KK·Filed 1995·Granted Nov 12, 1996·227 cites·10 claims
- 0289US5905550ADisplay device having a casing containing a display panel, and portable apparatus having the display deviceTOSHIBA KK·Filed 1996·Granted May 18, 1999·103 cites·5 claims
- 0389US5168423APortable electronic apparatus having a display unit rotating in vertical and horizontal directionsTOSHIBA KK·Filed 1990·Granted Dec 1, 1992·146 cites·21 claims
- 0486US5355278APortable electronic apparatus having an electro-magnetic shield supporting a keyboardTOSHIBA KK·Filed 1993·Granted Oct 11, 1994·91 cites·20 claims
- 0585US5738536APortable electronic apparatus having a connector cover which can be housed in a caseTOSHIBA KK·Filed 1996·Granted Apr 14, 1998·96 cites·30 claims
- 0685US5689400APortable electronic apparatus including space-saving component mounting featuresTOSHIBA KK·Filed 1995·Granted Nov 18, 1997·99 cites·14 claims
- 0785US5592362AElectronic system having portable electronic apparatus and external expansion unit for expanding function of electronic apparatusTOSHIBA KK·Filed 1994·Granted Jan 7, 1997·87 cites·33 claims
- 0881US5764477APortable apparatus having pack receptacle detachably containing pack device and slider partially lifting the pack device from the pack receptacle when slid from a lock position to an unlock positionTOSHIBA KK·Filed 1997·Granted Jun 9, 1998·73 cites·17 claims
- 0981US5195213AHinge device for coupling rotatable member to another memberTOSHIBA KK·Filed 1991·Granted Mar 23, 1993·89 cites·13 claims
- 1078US5731952APortable electronic apparatus having the heat radiation device for circuit moduleTOSHIBA KK·Filed 1996·Granted Mar 24, 1998·90 cites·20 claims
- 1175US6191938B1Electronic apparatus having switch operated by rotatable display-unitTOSHIBA KK·Filed 1998·Granted Feb 20, 2001·59 cites·11 claims
- 1274US5255154APortable electronic apparatus with a latch mechanism including an interlockTOSHIBA KK·Filed 1991·Granted Oct 19, 1993·52 cites·8 claims
- 1371US5331508APortable electronic apparatus having a removable keyboard unitTOSHIBA KK·Filed 1993·Granted Jul 19, 1994·44 cites·6 claims
- 1471US5153817AElectronic apparatus system including an expansion device removably connected to a removable battery packTOSHIBA KK·Filed 1991·Granted Oct 6, 1992·52 cites·20 claims
- 1567US5251096APortable electronic apparatusTOSHIBA KK·Filed 1992·Granted Oct 5, 1993·47 cites·9 claims
- 1666US5264986AElectronic apparatus equipped with detachable unit having retaining members, interlock, and locking cover plateTOSHIBA KK·Filed 1992·Granted Nov 23, 1993·37 cites·16 claims
- 1762US5808860APortable electronic apparatus with detachably mounted keyboardTOSHIBA KK·Filed 1997·Granted Sep 15, 1998·32 cites·7 claims
- 1862US5402309AElectronic apparatus equipped with detachable unit having retaining members locked by a removable cover plateTOSHIBA KK·Filed 1993·Granted Mar 28, 1995·18 cites·16 claims
- 1955US5764476APortable electronic apparatus having a base a display and a microphoneTOSHIBA KK·Filed 1997·Granted Jun 9, 1998·24 cites·10 claims
- 2054US5513069AElectronic apparatus with storing portion into which a detachable unit with a slidably attached unit holder is slidably connectedTOSHIBA KK·Filed 1995·Granted Apr 30, 1996·23 cites·8 claims
- 2154US5210681AExpansion device for expanding functions of compact electronic apparatusTOSHIBA KK·Filed 1992·Granted May 11, 1993·27 cites·8 claims
- 2248US5321580AExpansion device with power cord and guide groove for expanding functions of compact electronic apparatusTOSHIBA KK·Filed 1993·Granted Jun 14, 1994·18 cites·7 claims
- 2334US5764478APortable apparatus having ejector for ejecting pack deviceTOSHIBA KK·Filed 1997·Granted Jun 9, 1998·7 cites·19 claims
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