Inventor

LAI HENG-YI

US4 patents

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

OTIS ELEVATOR CO

1 patent

US6367581B1Apr 9, 2002

Sound absorbing light fixture

OTIS ELEVATOR CO48 citations89

3M INNOVATIVE PROPERTIES CO

1 patent

US6256600B1Jul 3, 2001

Prediction and optimization method for homogeneous porous material and accoustical systems

3M INNOVATIVE PROPERTIES CO43 citations87

LAI HENG-YI

1 patent

US8496446B2Jul 30, 2013

Compressor muffler

LAI HENG-YI7 citations75

CARRIER CORP

1 patent

US7086857B2Aug 8, 2006

Use of thermal insulation for noise abatement

CARRIER CORP5 citations61