Inventor
TAKAHASHI RYUJI
20 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHOWA DENKO KK
5 patentsUS6362245B1Mar 26, 2002
Porous co-polymer particles, process for preparing the same and use of the same
SHOWA DENKO KK20 citations91
US3989649ANov 2, 1976
Process for production of spherical porous fillers for liquid chromatography by suspension polymerization of monovinyl and polyvinyl aromatic monomers in the presence of paraffin wax
SHOWA DENKO KK42 citations89
US6602928B2Aug 5, 2003
Packing material and cartridge for solid phase extraction
SHOWA DENKO KK8 citations68
US6759442B2Jul 6, 2004
Packing material for solid phase extraction and solid phase extraction method
SHOWA DENKO KK6 citations62
US11247192B2Feb 15, 2022
Packing material for HILIC columns, HILIC column filled with same, and method for analyzing oligosaccharide with use of same
SHOWA DENKO KK0 citations51
PANASONIC IP MAN CO LTD
4 patentsUS12021015B2Jun 25, 2024
Thermosetting resin composition, metal-clad laminated plate, insulating sheet, printed wiring board, method of manufacturing printed wiring board, and package substrate
PANASONIC IP MAN CO LTD0 citations56
US12552926B2Feb 17, 2026
Resin composition, prepreg, film with resin, sheet of metal foil with resin, metal-clad laminate, and printed wiring board
PANASONIC IP MAN CO LTD0 citations41
US11414528B2Aug 16, 2022
Thermosetting resin composition, prepreg, metal-clad laminate, printed wiring board, film with resin, and metal foil with resin
PANASONIC IP MAN CO LTD0 citations39
US10472478B2Nov 12, 2019
Prepreg, metal-clad laminate and printed wiring board
PANASONIC IP MAN CO LTD0 citations35
SHINKO ELECTRIC IND CO
2 patentsUS11869797B2Jan 9, 2024
Electrostatic chuck and method of manufacturing electrostatic chuck
SHINKO ELECTRIC IND CO0 citations62
US11456200B2Sep 27, 2022
Substrate fixing apparatus including a base plate, an electrostatic adsorption member, a plurality of support members on the base plate and supporting the electrostatic adsorption member, and an adhesive layer bonding the electrostatic adsorption member to the base plate
SHINKO ELECTRIC IND CO0 citations60