P

Inventor

IWATA NOBORU

JP62 patents
⚠️ This page may combine multiple inventors who share the name “IWATA NOBORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHARP KK

37 patents
US7609605B2Oct 27, 2009

Optical storage medium, optical read/write apparatus, and optical read/write method

SHARP KK42 citations96
US7586824B2Sep 8, 2009

Optical storage medium, optical read/write apparatus, and optical read/write method

SHARP KK40 citations96
US7180849B2Feb 20, 2007

Optical storage medium enabling uniform light transmittance, optical read/write apparatus for same, and optical read/write method for same

SHARP KK44 citations96
US6762989B2Jul 13, 2004

Optical disk having groove address pits and land address pits of equal depths

SHARP KK17 citations93
US6510129B1Jan 21, 2003

Optical recording medium, manufacturing method of optical recording medium master disk, and cutting device used therefor

SHARP KK18 citations93
US6430115B1Aug 6, 2002

Magneto-optical recording device with three distinct layers

SHARP KK22 citations93
US6545955B1Apr 8, 2003

Magneto-optic storage media and methods of reproducing the same

SHARP KK14 citations84
US6150038ANov 21, 2000

Magneto-optical recording medium

SHARP KK16 citations84
US6671234B1Dec 30, 2003

Magneto-optical storage media and method of reproducing the same

SHARP KK9 citations74
US6456571B1Sep 24, 2002

Magneto-optical recording medium and reproducing method thereof

SHARP KK9 citations74
US6418091B1Jul 9, 2002

Magneto-optical recording medium having oxidized side wall between land and groove

SHARP KK13 citations74
US6352765B1Mar 5, 2002

Magneto-optical recording medium and reproducing device

SHARP KK6 citations74
US6278668B1Aug 21, 2001

Magneto-optical storage media

SHARP KK13 citations74
US6117544ASep 12, 2000

Magneto-optical recording medium

SHARP KK15 citations74
US11417851B2Aug 16, 2022

Light-emitting element, light-emitting device, and device for producing light-emitting element

SHARP KK2 citations73
US9874518B2Jan 23, 2018

Optical sensor system, optical gas sensor system, particulate sensor system, light emitting apparatus, and image printing apparatus

SHARP KK2 citations72
US7933185B2Apr 26, 2011

Optical storage medium, optical read/write apparatus, and optical read/write method

SHARP KK2 citations63
US6949302B2Sep 27, 2005

Magneto-optical recording medium having a reproducing layer composed to control movement of domain walls therein

SHARP KK2 citations63
US6826769B2Nov 30, 2004

Recording and reproducing device having a stabilizing board and vertically-oscillating slider

SHARP KK4 citations63
US6772431B2Aug 3, 2004

Disc-like information recording medium, stamper, stamper configuring apparatus, disc master and hub mounting apparatus

SHARP KK2 citations63
US6630219B2Oct 7, 2003

Optical disk and recording/reproducing device

SHARP KK4 citations63
US6534162B1Mar 18, 2003

Magneto-optical recording medium

SHARP KK2 citations63
US6463016B1Oct 8, 2002

Magneto-optical storage medium having in-plane magnetized layers

SHARP KK5 citations63
US6346322B1Feb 12, 2002

Magneto-optical recording medium and reproducing device

SHARP KK4 citations63
US12284861B2Apr 22, 2025

Electroluminescent element and electroluminescent device each having electron transport layer including n-type semiconductor particles and insulating polymer

SHARP KK0 citations62
US12209214B2Jan 28, 2025

Light-emitting element having a hole transport layer containing LaNiO.sub.3 for luminous efficiency

SHARP KK0 citations62
US12114521B2Oct 8, 2024

Light-emitting element and display device

SHARP KK0 citations62
US12075643B2Aug 27, 2024

Light-emitting element and light-emitting device

SHARP KK0 citations62
US11943947B2Mar 26, 2024

Light-emitting device and method of manufacturing light-emitting device

SHARP KK0 citations62
US11342524B2May 24, 2022

Light emitting element, light emitting device, and apparatus for producing light emitting element

SHARP KK0 citations62
US11289667B2Mar 29, 2022

Light-emitting device with high electron injection efficiency

SHARP KK0 citations60
US11832466B2Nov 28, 2023

Electroluminescent element and display device

SHARP KK0 citations56
US10996183B2May 4, 2021

Detection device and method of controlling detection device

SHARP KK1 citations53
US12200953B2Jan 14, 2025

Light-emitting device

SHARP KK0 citations52
US7948851B2May 24, 2011

Optical storage medium, optical read/write apparatus, and optical read/write method

SHARP KK0 citations52
US7948850B2May 24, 2011

Optical storage medium, optical read/write apparatus, and optical read/write method

SHARP KK0 citations52
US7948852B2May 24, 2011

Optical storage medium, optical read/write apparatus, and optical read/write method

SHARP KK0 citations52

DAIICHI TECHNO CO LTD

3 patents

DAIICHI ENG CO LTD

3 patents

IWATA NOBORU

2 patents

KITAZAWA TAZUKO

1 patent

BRIDGESTONE CORP

1 patent

3M INNOVATIVE PROPERTIES COMPANY

1 patent

KURARAY CO

1 patent

SAKAI TOSHIHIKO

1 patent

Showing the top 50 of 62 patents by PatentIndex Score.