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Toshikazu Onikubo, Michiko Tamano, Satoshi Okutsu, Toshio Enokida: Light-emitting material for organo-electroluminescence device and for organic electroluminescence device which the material is applied. Toyo Ink Manufacturing, Wenderoth Lind & Ponack L, August 28, 2001: US06280859 (27 worldwide citation)

A light-emitting material which serves to emit light having a high brightness and is almost free of deterioration in light emission, and an organic EL device for which the light-emitting material is adapted, the material having the formula [1],


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Michiko Tamano, Toshikazu Onikubo, Toshiyuki Uemura, Tadashi Ogawa, Toshio Enokida: Hole-transporting material and use thereof. Toyo Ink Manufacturing, Wenderoth Lind & Ponack, October 28, 1997: US05681664 (21 worldwide citation)

Hole-transporting materials of the following formula (1) have excellent hole-transporting capability and excellent durability,


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Michiko Tamano, Toshio Enokida, Toshikazu Onikubo, Satoshi Okutsu: Material for organoelectro-luminescence device and use thereof. Toyo Ink Manufacturing, Wenderoth Lind & Ponack L, November 21, 2000: US06150042 (20 worldwide citation)

A hole-injecting material for an organic EL device, having excellent hole-injecting capability and durability and having the formula [I], [II] or [III] specified in claim 1, and an organic electroluminescence device obtained by forming either a light-emitting layer or a plurality of organic compound ...


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Michiko Tamano, Toshio Enokida, Toshikazu Onikubo, Satoshi Okutsu: Material for organoelectroluminescence device and use thereof. Toyo Ink Manufacturing, Wenderoth Lind & Ponack L, June 12, 2001: US06245449 (13 worldwide citation)

A hole-injecting material for an organic EL device, having excellent hole-injecting capability and durability and having the formula [I], [II] or [III] specified in claim


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Michiko Tamano, Toshikazu Onikubo, Toshio Enokida: Hole-transporting material and its use. Toyo Ink Manufacturing, Wenderoth Lind & Ponack, December 17, 1996: US05585213 (8 worldwide citation)

A hole-transporting material having excellent hole transportation capability and excellent durability, and an organic EL device and an electrophotographic photoconductive drum for which the above hole-transporting material is adapted and which have excellent stability in the repetitive use.


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Tsukasa Otsuki, Masato Yanagi, Toshikazu Onikubo, Kouichi Iibuchi: Curable adhesive composition and sheet thereof. Toyo Ink Manufacturing, Wenderoth Lind & Ponack, April 25, 1995: US05409764 (7 worldwide citation)

A curable adhesive composition comprising an unsaturated polyester oligomer (A) of any of the following formulae (I) to (IV), obtained by reacting a compound (a) having a hydroxyl group and/or an amino group, a cyclic acid anhydride (b) and an epoxide (c) having an ethylenically unsaturated group, a ...


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Michiko Tamano, Toshikazu Onikubo, Satoshi Okutsu, Toshio Enokida: Material for organoelectroluminescence device and organoelectroluminescence device using the material. Toyo Ink Manufacturing, Wenderoth Lind & Ponack L, September 7, 1999: US05948941 (2 worldwide citation)

A material for an organic EL device, having excellent capability of injecting holes from a metal electrode and having durability, and an organic EL device which is imparted with excellent stability in the repeated use for light emission by using the above material, the material having the formula (1 ...


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Toshikazu Onikubo, Michiko Tamano, Satoshi Okutsu, Toshio Enokida: Light-emitting material for organo-electroluminescence device and for organic electroluminescence device which the material is applied. Wenderoth Lind & Ponack, October 25, 2001: US20010033944-A1 (1 worldwide citation)

A light-emitting material which serves to emit light having a high brightness and is almost free of deterioration in light emission, and an organic EL device for which the light-emitting material is adapted, the material having the formula (1) disclosed in claim 1, 2 or 3. 1


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Toshikazu Onikubo, Yoshitake Oryu, Masaomi Amano, Shinichiro Maki, Hiroyuki Yanai, Tadao Yagi: Composition for organic electroluminescene element and organic electroluminescent using the same. Oblon Spivak Mcclelland Maier & Neustadt PC, August 5, 2004: US20040151944-A1

There are disclosed an organic electroluminescent (EL) device composition that includes a compound (A) having a perylene ring and a compound (B) having a diketopyrrolopyrrole skeleton, and an organic EL device that includes a pair of electrodes consisting of an anode and a cathode, and one or more o ...


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