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Dive into the research topics where Kojiro Okuyama is active.

Publication


Featured researches published by Kojiro Okuyama.


Archive | 2004

Phosphor and plasma display device

Kojiro Okuyama; Takehiro Zukawa; Masahiro Sakai; Seigo Shiraishi; Kazuhiko Sugimoto; Masaki Aoki; Junichi Hibino


Archive | 2001

Method and unit for driving piezoelectric transformer used for controlling luminance of cold-cathode tube

Hiroshi Nakatsuka; Katsunori Moritoki; Toshiyuki Asahi; Kojiro Okuyama; Osamu Kawasaki


Archive | 2003

Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer

Hiroshi Nakatsuka; Katsunori Moritoki; Toshiyuki Asahi; Kojiro Okuyama; Osamu Kawasaki


Archive | 2001

Method of driving a piezoelectric transformer and power source apparatus using the same

Hiroshi Nakatsuka; Takeshi Yamaguchi; Katsu Takeda; Katsunori Moritoki; Kojiro Okuyama


Archive | 2001

Piezoelectric ceramic composition and piezoelectric element containing the same

Masamitsu Nishida; Keiichi Takahashi; Kojiro Okuyama; Junichi Kato


Archive | 1995

Dielectric ceramic compositions and dielectric resonators

Kojiro Okuyama; Koji Shimoyama; Syunichiro Kawashima; Koichi Kugimiya


Archive | 2008

PHOSPHOR, LIGHT-EMITTING DEVICE, AND PLASMA DISPLAY PANEL

Kojiro Okuyama; Yayoi Okui; Seigo Shiraishi


Archive | 2003

Dielectric resonator and high frequency circuit element using the same

Mariko Ishikawa; Kojiro Okuyama; Akira Enokihara


Archive | 2014

PHOSPHOR, LIGHT-EMITTING DEVICE, IMAGE PICKUP DEVICE, LIQUID CRYSTAL DISPLAY DEVICE, LIGHTING DEVICE, AND VEHICLE

Mitsuru Nitta; Seigo Shiraishi; Osamu Inoue; Kojiro Okuyama; Yoshihisa Nagasaki; Takashi Ohbayashi


Archive | 2007

Method for producing silicate blue phosphor, silicate blue phosphor and light-emitting device

Seigo Shiraishi; Kojiro Okuyama; Masahiro Sakai; Takehiro Zukawa

Collaboration


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