Inventor

IKEDA KIYOSHI

JP71 patents

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

IKEDA KIYOSHI

IDEMITSU KOSAN CO

Charge injection auxiliary material and organic electroluminescence device containing the same

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

Compound, organic electroluminescent element material using same, organic electroluminescent element using this material, and electronic device

Polymer compound, material for electronic elements, material for organic electroluminescent elements, and organic electroluminescent element

Biscarbazole derivative and organic electroluminescent element using same

Composition, compound, material for organic electroluminescence element, ink composition, organic electroluminescence element, and electronic device

OKI DATA KK

Method of adjusting electromechanical element of ink jet print head to increase uniformity of performance characteristic

Ink jet recording apparatus

Ink jet recording apparatus and control method thereof

Ink jet recording apparatus

Method of manufacturing a print head for use with an ink jet printer

Recording apparatus

SUMITOMO CHEMICAL CO

Automotive weather strip

Rubber compositions for sponge rubber

Rubber composition and radiator hose

Rubber composition

Rubber composition

(Meth)acrylate copolymer and its elastomer compositions

INOUE TETSUYA

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

Loud speaker, diaphragm and process for making the diaphragm

Speaker edge, method of foam-molding the same, apparatus for foam-molding the same, speaker edge foam-molding system, and speaker employing the speaker edge

Method for manufacturing diaphragm for loudspeaker

Method for manufacturing diaphragm for loudspeaker, diaphragm for loudspeaker made thereby, and loudspeaker using the same

SONY CORP

Display device, image processing device and image processing method, and computer program

Display device, image processing device and image processing method, and computer program

Display device, image processing device and image processing method, and computer program

Display device, image processing device and image processing method, and computer program

SANYO CHEMICAL IND LTD

Polymer polyol composition, process for producing the same, and process for producing polyurethane resin

Polymer polyol composition, process for producing the same, and process for producing polyurethane resin

TAKASHIMA YORIYUKI

Organic electroluminescence device

Fluoranthene compound, organic electroluminescence device using the same, and solution containing organic electroluminescence material

NISSHIN SPINNING

Shrink-proof treatment of cellulosic fiber textile

Method for forming durable creases in cellulosic fiber textile

NEC CORP

Multi-direction time division multiplex communication apparatus

Radio communications system with reduced D/U ratio variations

OKI ELECTRIC IND CO LTD

Wire dot print head

Wire dot print head having a bipartite partitioning sheet

NIPPON ELECTRIC CO

Baseband signal switching arrangement for diversity reception in a PCM radio communication system

FUJITSU LTD

Method for processing substrate materials by means of plasma treatment

MATSUMOTO TOSHIKI

Organic EL multi-color light-emitting device

IKEDA KIYOSHI

Aromatic heterocycle derivative and organic electroluminescent element using same

IWAKUMA TOSHIHIRO

Organic electroluminescent device

PANASONIC CORP

Electronic device with touch panel for decreasing pointer wobble

HOSOKAWA CHISHIO

Organic electroluminescence device and display

OKUDA FUMIO

Pyrromethene-boron complex compounds and organic electroluminescent elements using same

SADO TAKAYASU

Organic electroluminescence device

OKI DAGA CORP

Ink jet head having an improved coating in an ink pressure chamber and a method of manufacturing the same