Inventor

NAKAHARA HIRONORI

JP61 patents

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

MITSUBISHI ELECTRIC CORP

37 patents

US8045441B2Oct 25, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP22 citations96

US8036086B2Oct 11, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP22 citations96

US7773485B2Aug 10, 2010

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP24 citations96

US8854937B2Oct 7, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP6 citations93

US8830805B2Sep 9, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP6 citations93

US8824256B2Sep 2, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP6 citations93

US8824258B2Sep 2, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP6 citations93

US8824257B2Sep 2, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP6 citations93

US8811137B2Aug 19, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP6 citations93

US8804471B2Aug 12, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP6 citations93

US8792314B2Jul 29, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP6 citations93

US10381037B2Aug 13, 2019

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP2 citations84

US10002634B2Jun 19, 2018

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP2 citations84

US9741387B2Aug 22, 2017

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP4 citations84

US9147425B2Sep 29, 2015

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP5 citations84

US8942074B2Jan 27, 2015

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP5 citations84

US8873359B2Oct 28, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP5 citations84

US8837266B2Sep 16, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP5 citations84

US8830804B2Sep 9, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP5 citations84

US8824259B2Sep 2, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP5 citations84

US10254551B2Apr 9, 2019

Virtual image display device

MITSUBISHI ELECTRIC CORP10 citations81

US9800844B2Oct 24, 2017

Image projection apparatus

MITSUBISHI ELECTRIC CORP6 citations73

US9817233B2Nov 14, 2017

Image display device

MITSUBISHI ELECTRIC CORP6 citations71

US10650855B2May 12, 2020

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations63

US8848499B2Sep 30, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations63

US8755258B2Jun 17, 2014

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations63

US8014254B2Sep 6, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations63

US8000217B2Aug 16, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations63

US7995451B2Aug 9, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations63

US7907493B2Mar 15, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP1 citations63

US9488829B2Nov 8, 2016

Optical scanning device and projector

MITSUBISHI ELECTRIC CORP1 citations52

US9470889B2Oct 18, 2016

Laser scanning device

MITSUBISHI ELECTRIC CORP0 citations52

US8036087B2Oct 11, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations52

US8018812B2Sep 13, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations52

US8014253B2Sep 6, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations52

US8004949B2Aug 23, 2011

Optical disc and optical disc device

MITSUBISHI ELECTRIC CORP0 citations52

US7995433B2Aug 9, 2011

Optical head apparatus and optical disc apparatus

MITSUBISHI ELECTRIC CORP1 citations52

NAKAHARA HIRONORI

7 patents

US8254240B2Aug 28, 2012

Optical disc and optical disc device

NAKAHARA HIRONORI23 citations92

US8248907B2Aug 21, 2012

Optical disc and optical disc device

NAKAHARA HIRONORI23 citations92

US8213290B2Jul 3, 2012

Optical disc and optical disc device

NAKAHARA HIRONORI23 citations92

US8630159B2Jan 14, 2014

Optical disc and optical disc device

NAKAHARA HIRONORI6 citations84

US8149042B2Apr 3, 2012

Analog switch for signal swinging between positive and negative voltages

NAKAHARA HIRONORI12 citations83

US8483022B2Jul 9, 2013

Optical head device and optical disc apparatus

NAKAHARA HIRONORI1 citations52

US8264930B2Sep 11, 2012

Optical disc discriminating method and optical disc discriminating apparatus

NAKAHARA HIRONORI0 citations52

ROHM CO LTD

2 patents

US8044639B2Oct 25, 2011

Selector circuit

ROHM CO LTD80 citations97

US8045305B2Oct 25, 2011

Protection circuit

ROHM CO LTD2 citations63

SONY SEMICONDUCTOR SOLUTIONS CORP

2 patents

US12218638B2Feb 4, 2025

Electronic device and electroacoustic conversion apparatus

SONY SEMICONDUCTOR SOLUTIONS CORP0 citations63

US11714110B2Aug 1, 2023

Detector to detect input voltage outside a guaranteed operating range

SONY SEMICONDUCTOR SOLUTIONS CORP0 citations52

ARAKI KYOICHIRO

1 patent

US8093876B2Jan 10, 2012

Power control circuit to prevent a malfunction of a protection circuit

ARAKI KYOICHIRO12 citations79

SHINODA MASAHISA

1 patent

US8472300B2Jun 25, 2013

Optical head device and optical disc device

SHINODA MASAHISA4 citations59

Showing the top 50 of 61 patents by PatentIndex Score.