Inventor

KOYAMA YOHEI

JP6 patents

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

DAIKIN IND LTD

2 patents

US12467655B2Nov 11, 2025

Indoor unit

DAIKIN IND LTD0 citations44

US12305877B2May 20, 2025

Air conditioning-related equipment and air conditioning system

DAIKIN IND LTD0 citations42

KOYAMA YOHEI

1 patent

US10100220B2Oct 16, 2018

Water-based coating composition and method for forming multilayer coating film using said composition

KOYAMA YOHEI2 citations62

MITSUI CHEMICALS INC

1 patent

US12359063B2Jul 15, 2025

Polycarbodiimide composition, producing method of polycarbodiimide composition, aqueous dispersion composition, solution composition, resin composition, resin cured product, and carbodiimide cross-linking agent for fiber treatment

MITSUI CHEMICALS INC0 citations50

YKK CORP

1 patent

US11528966B2Dec 20, 2022

Molded surface fastener and manufacturing method of molded surface fastener

YKK CORP0 citations49

BASF COATINGS GMBH

1 patent

US9856397B2Jan 2, 2018

Method for forming a multilayer coated film

BASF COATINGS GMBH0 citations37