Inventor

WATANABE SHIGEYUKI

JP51 patents

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

KOITO MFG CO LTD

32 patents

US5879073AMar 9, 1999

Vehicular lamp having discharge bulb

KOITO MFG CO LTD69 citations96

US7258466B2Aug 21, 2007

Lighting unit

KOITO MFG CO LTD25 citations93

US7993043B2Aug 9, 2011

Vehicle lamp

KOITO MFG CO LTD24 citations92

US7316495B2Jan 8, 2008

Vehicle headlight including a plurality of led lighting device units

KOITO MFG CO LTD35 citations92

US7290913B2Nov 6, 2007

Light emitting module and lighting unit

KOITO MFG CO LTD49 citations92

US7144145B2Dec 5, 2006

Vehicle headlight

KOITO MFG CO LTD36 citations92

US6857768B2Feb 22, 2005

Vehicle headlamp

KOITO MFG CO LTD43 citations92

US6203177B1Mar 20, 2001

Lamp for vehicle

KOITO MFG CO LTD24 citations91

US7798690B2Sep 21, 2010

Vehicle headlamp

KOITO MFG CO LTD15 citations84

US7597465B2Oct 6, 2009

Projector-type lamp unit for vehicle

KOITO MFG CO LTD19 citations84

US7922377B2Apr 12, 2011

Vehicle lamp

KOITO MFG CO LTD10 citations83

US7244057B2Jul 17, 2007

Headlight

KOITO MFG CO LTD16 citations83

US6652130B2Nov 25, 2003

Vehicle headlamp

KOITO MFG CO LTD13 citations83

US6848814B2Feb 1, 2005

Vehicle headlamp

KOITO MFG CO LTD10 citations73

US10470274B2Nov 5, 2019

Vehicle lamp

KOITO MFG CO LTD4 citations72

USD762891SAug 2, 2016

Lamp for vehicle

KOITO MFG CO LTD3 citations72

US11681037B2Jun 20, 2023

Vehicle lamp

KOITO MFG CO LTD2 citations71

US5893632AApr 13, 1999

Lamp bulb fixing structure

KOITO MFG CO LTD16 citations71

US10912176B2Feb 2, 2021

Vehicle lamp

KOITO MFG CO LTD0 citations62

US10836305B2Nov 17, 2020

Marker lamp system

KOITO MFG CO LTD1 citations61

US9039262B2May 26, 2015

Optical unit for a vehicular lamp

KOITO MFG CO LTD3 citations61

US7618170B2Nov 17, 2009

Infrared light irradiating lamp for vehicle

KOITO MFG CO LTD6 citations61

US7568824B2Aug 4, 2009

Vehicle lighting device

KOITO MFG CO LTD5 citations61

US12503038B2Dec 23, 2025

Lamp system

KOITO MFG CO LTD1 citations60

US6796692B2Sep 28, 2004

Vehicle headlamp with solenoid-actuated movable shade

KOITO MFG CO LTD6 citations60

US11252338B2Feb 15, 2022

Infrared camera system and vehicle

KOITO MFG CO LTD0 citations52

US12508981B2Dec 30, 2025

Lamp system

KOITO MFG CO LTD0 citations51

US12311892B2May 27, 2025

Image capturing device and lamp device

KOITO MFG CO LTD0 citations51

US11508074B2Nov 22, 2022

Sensor data generating device

KOITO MFG CO LTD0 citations51

US10955553B2Mar 23, 2021

Sensor system for compensating information processing rate

KOITO MFG CO LTD0 citations51

US12286054B2Apr 29, 2025

Vehicle lamp apparatus

KOITO MFG CO LTD0 citations50

US9010974B2Apr 21, 2015

Projector type vehicle headlamp

KOITO MFG CO LTD0 citations50

TOYO BOSEKI

3 patents

US12473464B2Nov 18, 2025

Thermal adhesive laminated oriented film

TOYO BOSEKI0 citations59

US12001041B2Jun 4, 2024

Multilayer laminate film

TOYO BOSEKI0 citations51

US12315969B2May 27, 2025

Laminated body for fuel cell

TOYO BOSEKI0 citations45

DIAFOIL CO LTD

2 patents

US4990400AFeb 5, 1991

Polyester films, magnetic recording media and film capacitors produced therefrom

DIAFOIL CO LTD45 citations94

US4781963ANov 1, 1988

Magnetic recording medium

DIAFOIL CO LTD9 citations74

TEIJIN DUPONT FILMS JAPAN LTD

1 patent

US7026035B2Apr 11, 2006

Laminated film for optical use

TEIJIN DUPONT FILMS JAPAN LTD22 citations92

ITTO DENKO CORP

1 patent

US5618555AApr 8, 1997

Percutaneous absorption preparation

ITTO DENKO CORP54 citations92

YASUDA YUJI

1 patent

US8534888B2Sep 17, 2013

Optical unit for a vehicular lamp

YASUDA YUJI12 citations82

ALMEX PE INC

1 patent

US10487414B2Nov 26, 2019

Surface treatment system and workpiece-holding jig

ALMEX PE INC7 citations78

NODA TOMOHIRO

1 patent

US9346632B2May 24, 2016

Surface treatment system and workpiece-holding jig

NODA TOMOHIRO4 citations69

NIPPON KAYAKU KK

1 patent

US4542208ASep 17, 1985

Disazo compounds for dyeing cellulosic fibers

NIPPON KAYAKU KK7 citations69

MATSUNAGA TAKASHI

1 patent

US9035346B2May 19, 2015

Light source module

MATSUNAGA TAKASHI3 citations62

KOMATSU MOTOHIRO

1 patent

US9080738B2Jul 14, 2015

Vehicular lamp

KOMATSU MOTOHIRO2 citations60

TOYOBO FILM SOLUTIONS LTD

1 patent

US11708488B2Jul 25, 2023

Polyester composition, polyester film, and magnetic recording medium

TOYOBO FILM SOLUTIONS LTD0 citations57

YONEMOTO SATOSHI

1 patent

US8121243B2Feb 21, 2012

In-core-monitor-guide-tube supporting apparatus

YONEMOTO SATOSHI3 citations54

COSMO OIL CO LTD

1 patent

US9693554B2Jul 4, 2017

Plant growth accelerator

COSMO OIL CO LTD1 citations49

UDA NOBUKI

1 patent

US8903032B2Dec 2, 2014

Structure for suppressing flow vibration of instrumentation guide tube

UDA NOBUKI0 citations47

SAKATA HIDEYUKI

1 patent

US8406369B2Mar 26, 2013

Fuel assembly for PWR nuclear reactor

SAKATA HIDEYUKI1 citations43

Showing the top 50 of 51 patents by PatentIndex Score.