Inventor

NISHII YOSHIKAZU

JP4 patents

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

HOYA CORP

2 patents

US6468428B1Oct 22, 2002

Glass material for carrying a photocatalyst, filter device using the same and light irradiating method

HOYA CORP95 citations95

US6764655B1Jul 20, 2004

Photocatalyst filter for a light leakage type

HOYA CORP21 citations82

HOYA CANDEO OPTRONICS CORP

2 patents

US6878277B2Apr 12, 2005

Photocatalytic filter, photocatalytic filter device and method for manufacturing photocatalytic filter

HOYA CANDEO OPTRONICS CORP4 citations58

US6820751B2Nov 23, 2004

Light-transmittable linear photocatalytic filter material, filter to which the material is applied, and process for production thereof

HOYA CANDEO OPTRONICS CORP0 citations29