Inventor

SUGIYAMA TAKAO

JP7 patents

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

KOITO MFG CO LTD

2 patents

US9992835B2Jun 5, 2018

Lighting circuit

KOITO MFG CO LTD2 citations70

US10173580B2Jan 8, 2019

Lighting circuit and vehicle lamp

KOITO MFG CO LTD0 citations44

MATSUI KOTARO

2 patents

US8476838B2Jul 2, 2013

Light source lighting circuit and lamp system for vehicle

MATSUI KOTARO2 citations58

US8330375B2Dec 11, 2012

Vehicle lamp lighting control device

MATSUI KOTARO4 citations58

INST OF AGRICULTURAL MACHINERY

1 patent

US4541441ASep 17, 1985

Combine harvester

INST OF AGRICULTURAL MACHINERY31 citations82

SANWA KAGAKU KENKYUSHO CO

1 patent

US4929438AMay 29, 1990

Preventives and remedies for medicinal and alcoholic poisoning

SANWA KAGAKU KENKYUSHO CO5 citations59

SUGIYAMA TAKAO

1 patent

US8985823B2Mar 24, 2015

Vehicle lamp having an LED and a drip-preventive cover

SUGIYAMA TAKAO1 citations42