P

Inventor

NAGAI KOICHI

JP82 patents
⚠️ This page may combine multiple inventors who share the name “NAGAI KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOSHIBA KK

13 patents
US7369475B2May 6, 2008

Optical disc, information playback apparatus, information playback method, and information recording method

TOSHIBA KK80 citations98
US5721723AFeb 24, 1998

Objective lens driving device, data recording device, and data reproducing device, all having driver force selectively 120 tutine and positioning the objective lenses

TOSHIBA KK25 citations91
US9304685B2Apr 5, 2016

Storage array system and non-transitory recording medium storing control program

TOSHIBA KK7 citations84
US9064108B2Jun 23, 2015

Storage device, storage system, and authentication method

TOSHIBA KK12 citations84
US6968563B2Nov 22, 2005

Optical head

TOSHIBA KK8 citations74
US5982564ANov 9, 1999

Objective lens driving apparatus

TOSHIBA KK10 citations74
US5500843AMar 19, 1996

Information processing apparatus with movable spindle shafts

TOSHIBA KK12 citations74
US9619170B2Apr 11, 2017

Information processing system having a data migration log

TOSHIBA KK4 citations73
US9275947B2Mar 1, 2016

Semiconductor device and semiconductor package having a plurality of differential signal balls

TOSHIBA KK6 citations72
US9704593B2Jul 11, 2017

Data storage device including nonvolatile memory in which on/off state of power source voltage is controlled

TOSHIBA KK2 citations71
US5745470AApr 28, 1998

Head moving apparatus which cancels leakage flux

TOSHIBA KK10 citations69
US7768900B2Aug 3, 2010

Information storage medium, information recording method, and information reproducing method

TOSHIBA KK2 citations63
US7436741B2Oct 14, 2008

Optical disc unit, optical disc recording method, and optical disc

TOSHIBA KK3 citations63

JUJO PAPER CO LTD

5 patents

SUMITOMO CHEMICAL CO

5 patents

KIOXIA CORP

5 patents

TOSHIBA MEMORY CORP

5 patents

DENSO CORP

3 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

3 patents

NAGAI KOICHI

3 patents

MORI MASATO

2 patents

PANASONIC IP MAN CO LTD

2 patents

PANASONIC CORP

1 patent

KANEGAFUCHI CHEMICAL IND

1 patent

HORIBA LTD

1 patent

MIURA NAOKI

1 patent

Showing the top 50 of 82 patents by PatentIndex Score.