Inventor

YU HUAYUN

CN22 patents

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

YU HUAYUN

SHENZHEN UNIQUE SCALES CO LTD

Electronic scale

Electronic scale

Electronic scale

Electronic scale

Electronic scale

Electronic scale

Electronic scale

Electronic scale

CHOPRA ANU

Ophthalmic devices comprising photochromic materials having extended pi-conjugated systems

Photochromic materials having extended pi-conjugated systems and compositions and articles including the same

Photochromic materials having extended pi-conjugated systems and compositions and articles including the same

Photochromic materials having extended pi-conjugated systems and compositions and articles including the same

Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans

Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans

Method of making indeno-fused naphthol materials

JOHNSON & JOHNSON VISION CARE

Photochromic materials having extended pi-conjugated systems and compositions and articles including the same

Photochromic materials having extended pi-conjugated systems and compositions and articles including the same

BANCROFT KEVIN E

Photochromic materials that include indeno-fused naphthopyrans

LU YUNYI

Photochromic compounds having at least two photochromic moieties

HE MENG

Photochromic compounds and compositions

UT BATTELLE LLC

Indirect additive manufacturing process using amine-containing adhesive polymers

TRANSITIONS OPTICAL INC

Method of making indeno-fused naphthol materials