Inventor
OKAMOTO CHIHIRO
JP18 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO CHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KURARAY CO
13 patentsUS6429243B1Aug 6, 2002
Polyester resin composition
KURARAY CO18 citations82
US6979701B2Dec 27, 2005
Thermoplastic polyurethane foam, process for production thereof and polishing pads made of the foam
KURARAY CO14 citations80
US9437446B2Sep 6, 2016
Slurry for chemical mechanical polishing and chemical mechanical polishing method
KURARAY CO3 citations73
US12186855B2Jan 7, 2025
Polishing pad, method for manufacturing polishing pad, and polishing method
KURARAY CO1 citations64
US12252634B2Mar 18, 2025
Polyurethane for polishing layers, polishing layer and polishing pad
KURARAY CO0 citations62
US11154960B2Oct 26, 2021
Polishing pad and polishing method using same
KURARAY CO0 citations61
US12576474B2Mar 17, 2026
Modification method of polyurethane, polyurethane, polishing pad, and modification method of polishing pad
KURARAY CO0 citations60
US12109665B2Oct 8, 2024
Modification method of polyurethane, polyurethane, polishing pad, and modification method of polishing pad
KURARAY CO0 citations60
US11787894B2Oct 17, 2023
Polyurethane for polishing layer, polishing layer including polyurethane and modification method of the polishing layer, polishing pad, and polishing method
KURARAY CO1 citations60
US11053339B2Jul 6, 2021
Polyurethane for polishing layer, polishing layer including polyurethane and modification method of the polishing layer, polishing pad, and polishing method
KURARAY CO0 citations60
US12344702B2Jul 1, 2025
Polyurethane for polishing layer, polishing layer, and polishing pad
KURARAY CO0 citations59
US10625391B2Apr 21, 2020
Non-porous molded article for polishing layer, polishing pad, and polishing method
KURARAY CO0 citations48
US10328548B2Jun 25, 2019
Polishing-layer molded body, and polishing pad
KURARAY CO0 citations48