P

Inventor

SEKI HIDEKI

JP41 patents
⚠️ This page may combine multiple inventors who share the name “SEKI HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DENSO CORP

25 patents
US6913529B2Jul 5, 2005

Air passage switching device and vehicle air conditioner using the same

DENSO CORP24 citations92
US6852024B2Feb 8, 2005

Air passage switching device and vehicle air conditioner using the same

DENSO CORP14 citations84
US8011891B2Sep 6, 2011

Centrifugal multiblade fan

DENSO CORP10 citations83
US7972110B2Jul 5, 2011

Centrifugal blower

DENSO CORP12 citations83
US7806172B2Oct 5, 2010

Vehicle air conditioner

DENSO CORP12 citations81
US11440449B2Sep 13, 2022

Seat air-conditioner

DENSO CORP2 citations72
US10583713B2Mar 10, 2020

Heating system for vehicle switchable between non-contact and contact heating priority modes

DENSO CORP4 citations71
US10563870B2Feb 18, 2020

Radiation heating device

DENSO CORP3 citations69
US7214130B2May 8, 2007

Air passage opening and closing device and air conditioner for vehicle use

DENSO CORP3 citations63
US11440375B2Sep 13, 2022

Radiant heater device

DENSO CORP0 citations62
US12016793B2Jun 25, 2024

Heating and cooling stimulation device

DENSO CORP0 citations61
US11077734B2Aug 3, 2021

Vehicle control system with idling stop control

DENSO CORP0 citations61
US10661634B2May 26, 2020

Heater device

DENSO CORP1 citations61
US12365218B2Jul 22, 2025

Heater device

DENSO CORP0 citations52
US12331937B2Jun 17, 2025

Heater device

DENSO CORP0 citations52
US12328800B2Jun 10, 2025

Heater device

DENSO CORP0 citations52
US11382430B2Jul 12, 2022

Heater device

DENSO CORP0 citations51
US10913328B2Feb 9, 2021

Heater device

DENSO CORP0 citations51
US10104719B2Oct 16, 2018

Radiant heater device

DENSO CORP1 citations51
US11497084B2Nov 8, 2022

Heater device

DENSO CORP0 citations50
US10960732B2Mar 30, 2021

Heater device

DENSO CORP0 citations50
US10717343B2Jul 21, 2020

Heating device

DENSO CORP0 citations40
US10717342B2Jul 21, 2020

Heating apparatus

DENSO CORP0 citations40
US10427498B2Oct 1, 2019

Radiant heater

DENSO CORP0 citations39
US10583712B2Mar 10, 2020

Perceivable steam suppressing heater system

DENSO CORP0 citations37

NEC CORP

4 patents

SONY CORP

3 patents

YAMAGISHI MAKOTO

3 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents

NIPPON OXYGEN CO LTD

1 patent

SEKI HIDEKI

1 patent

WATANABE CHIE

1 patent

TOYODA GOSEI KK

1 patent