Inventor
KOYAMA KOJI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO ELECTRON LTD
12 patentsUS9418822B2Aug 16, 2016
Plasma processing apparatus, plasma processing method and high frequency generator
TOKYO ELECTRON LTD29 citations93
US10622197B2Apr 14, 2020
Plasma processing apparatus and plasma processing method
TOKYO ELECTRON LTD2 citations73
US11217430B2Jan 4, 2022
Plasma processing apparatus and plasma processing method
TOKYO ELECTRON LTD0 citations61
US9048070B2Jun 2, 2015
Dielectric window for plasma treatment device, and plasma treatment device
TOKYO ELECTRON LTD3 citations61
US10553402B2Feb 4, 2020
Antenna device and plasma processing apparatus
TOKYO ELECTRON LTD1 citations59
US11569068B2Jan 31, 2023
Plasma processing apparatus
TOKYO ELECTRON LTD0 citations52
US10896811B2Jan 19, 2021
Antenna device, radiation method of electromagnetic waves, plasma processing apparatus, and plasma processing method
TOKYO ELECTRON LTD0 citations49
US10083819B2Sep 25, 2018
Antenna and plasma processing apparatus
TOKYO ELECTRON LTD0 citations42
US10879045B2Dec 29, 2020
Plasma processing apparatus
TOKYO ELECTRON LTD0 citations41
US10832892B2Nov 10, 2020
Antenna, plasma processing device and plasma processing method
TOKYO ELECTRON LTD0 citations38
US10825658B2Nov 3, 2020
Antenna and plasma processing apparatus
TOKYO ELECTRON LTD0 citations38
US10504698B2Dec 10, 2019
Plasma processing apparatus
TOKYO ELECTRON LTD0 citations37
KITO KK
4 patentsSUMITOMO CHEMICAL CO
3 patentsUS6692821B2Feb 17, 2004
Acrylic resin laminated film and laminated molding using the same
SUMITOMO CHEMICAL CO19 citations92
US6444298B1Sep 3, 2002
Acrylic resin laminated film
SUMITOMO CHEMICAL CO49 citations92
US6844053B2Jan 18, 2005
Acrylic resin film and injection molded article using the same
SUMITOMO CHEMICAL CO2 citations60
ORBRAY CO LTD
3 patentsUS12563978B2Feb 24, 2026
Substrate for epitaxially growing diamond crystal and method of manufacturing diamond crystal
ORBRAY CO LTD0 citations61
US12024792B2Jul 2, 2024
Diamond crystal
ORBRAY CO LTD0 citations49
US12134161B2Nov 5, 2024
Method for polishing diamond crystal, and diamond crystal
ORBRAY CO LTD0 citations44
ADAMANT NAMIKI PREC JEWEL CO LTD
3 patentsUS11505878B2Nov 22, 2022
Diamond crystal substrate, method for producing diamond crystal substrate, and method for homo-epitaxially growing diamond crystal
ADAMANT NAMIKI PREC JEWEL CO LTD0 citations57
US10619267B2Apr 14, 2020
Diamond substrate
ADAMANT NAMIKI PREC JEWEL CO LTD0 citations48
US10480096B2Nov 19, 2019
Diamond substrate
ADAMANT NAMIKI PREC JEWEL CO LTD0 citations48