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Michiko Tamano, Toshio Enokida: Light-emitting material for organo-electroluminescence device and organo-electroluminescence device for which the light-emitting material is adapted. Toyo Ink Manufacturing, Wenderoth Lind & Ponack, September 22, 1998: US05811834 (48 worldwide citation)

A light-emitting material for developing an organic EL device, which has the formula �1! or �2! recited in claims, and an organic EL device having layers thereof, the organic EL device having a high light emission brightness and a long life of light emission.


2
Toshio Enokida, Michiko Tamano, Satoshi Okutsu: Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted. Toyo Ink Manufacturing, Wenderoth Lind & Ponack, June 2, 1998: US05759444 (42 worldwide citation)

A light-emitting material of the following general formula �1! for an organic electroluminescence device, ##STR1## wherein each of A.sup.1 to A.sup.4 is a substituted or unsubstituted aryl group having 6 to 16 carbon atoms, and each of R.sup.1 to R.sup.8 is independently a hydrogen atom, a halogen a ...


3
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 (25 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],


4
Toshio Enokida, Shigemasa Takano: Titanium phthalocyanine optical semiconductor material and electrophotographic plate using same. Toyo Ink Manufacturing, Wenderoth Lind & Ponack, November 21, 1989: US04882427 (24 worldwide citation)

This invention provides an optical semiconductor material comprising: (1) a noncrystalline titanium phthalocyanine compound which does not show substantial X-ray diffraction peak in X-ray diffraction chart, (2) a pseudo-noncrystalline titanium phthalocyanine compound which shows broad X-ray diffract ...


5
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 ...


8
Michiko Tamano, Satoshi Okutsu, Toshio Enokida: Hole-transporting material and use thereof. Toyo Ink Manufacturing, Wenderoth Lind & Ponack L, October 19, 1999: US05968675 (17 worldwide citation)

A hole-transporting material having excellent hole transportation capability and sufficient durability, used in an organic EL device and an electrophotographic photoreceptor, the hole-transporting material having the general formula specified in claim 1.


9
Toshio Enokida, Tadashi Ogawa, Yasumasa Suda: Hole-transport material. Toyo Ink Manufacturing, Wenderoth Lind & Ponack, December 16, 1997: US05698740 (14 worldwide citation)

A hole-transport material having excellent hole-transport capability and durability, suitable for use in an organic EL device and as an organic photoconductive material, has the formula (1).


10
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 (11 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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