P

Inventor

ITO TOMOHIRO

JP112 patents
⚠️ This page may combine multiple inventors who share the name “ITO TOMOHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

28 patents
US8009853B2Aug 30, 2011

Headphone device

SONY CORP63 citations98
US6728388B1Apr 27, 2004

Headphone

SONY CORP125 citations98
US6104824AAug 15, 2000

Headphone device with headband arranged around occipital regional of the head

SONY CORP95 citations98
US7120267B2Oct 10, 2006

Headset

SONY CORP69 citations97
US6385325B1May 7, 2002

Headphone device

SONY CORP75 citations96
US6195441B1Feb 27, 2001

Headphone device

SONY CORP57 citations96
US6744901B2Jun 1, 2004

Headphone

SONY CORP55 citations95
US9020181B2Apr 28, 2015

Earphone device

SONY CORP10 citations93
US7492917B2Feb 17, 2009

Headphone with cord take-up device

SONY CORP29 citations93
US6868164B2Mar 15, 2005

Head phone device

SONY CORP49 citations93
US6542615B1Apr 1, 2003

Headphone

SONY CORP28 citations93
US8363875B2Jan 29, 2013

Headphone

SONY CORP37 citations92
US9491533B2Nov 8, 2016

Earphone device

SONY CORP3 citations84
US7802746B2Sep 28, 2010

Hanging device

SONY CORP16 citations84
US7599509B2Oct 6, 2009

Headphone, electronic device, cord winding device, and cord winding method

SONY CORP14 citations84
US7489795B2Feb 10, 2009

Headphone apparatus

SONY CORP15 citations84
USD823278SJul 17, 2018

Headphone

SONY CORP12 citations83
US7558398B2Jul 7, 2009

Headphones

SONY CORP9 citations83
US10028049B2Jul 17, 2018

Headphones

SONY CORP10 citations82
US10277974B2Apr 30, 2019

Headphone

SONY CORP10 citations79
USD853985SJul 16, 2019

Headphone

SONY CORP1 citations73
US9167335B2Oct 20, 2015

Headphone

SONY CORP4 citations72
US9949007B2Apr 17, 2018

Earphone device

SONY CORP0 citations63
US9826300B2Nov 21, 2017

Earphone device

SONY CORP0 citations63
US9232294B2Jan 5, 2016

Earphone device

SONY CORP1 citations63
US9179212B2Nov 3, 2015

Earphone device

SONY CORP1 citations63
US9014410B2Apr 21, 2015

Earphone device

SONY CORP1 citations63
US9008345B2Apr 14, 2015

Earphone device

SONY CORP1 citations63

ITO TOMOHIRO

4 patents

BROTHER IND LTD

3 patents

MATSUO TOMOHIRO

2 patents

NISSAN MOTOR

2 patents

DENSO CORP

2 patents

TAMA TLO CORP

2 patents

KAWAZOE MASAYUKI

2 patents

ENKEI INT INC

1 patent

OCTEC INC

1 patent

SONY GROUP CORP

1 patent

YOKOHAMA RUBBER CO LTD

1 patent

MITSUBISHI GAS CHEMICAL CO

1 patent

Showing the top 50 of 112 patents by PatentIndex Score.