Hajime Miyazaki, Masaaki Handa, Taisuke Uehara, Tsukasa Muranaka, Shinichi Kamisuki, Yasuto Nose: Two-valve thin plate micropump. Seiko Epson Corporation, W Douglas Carothers Jr, Gregory D Ogrod, December 15, 1992: US05171132 (294 worldwide citation)

A micropump particularly suited for use in the fields of medicine and analysis includes a thin membrane plate sandwiched between a surface plate and a glass-made substrate. The intermediate membrane has an inlet valve and an outlet valve and the glass substrate has an inlet port and an outlet port, ...

Osamu Takahashi, Yasuharu Hashimoto, Eiichi Nagasaka, Hajime Miyazaki, Tsukasa Funasaka: Piezoelectric power generator for a portable power supply unit and portable electronic device equipped with same. Seiko Epson Corporation, Stroock & Stroock & Lavan, May 12, 1998: US05751091 (42 worldwide citation)

A power generator is provided and includes a piezoelectric transducer which generates electric power upon application of a strain. The power generator includes a vibrating arm having a sandwich structure wherein a support layer is held between at least two piezoelectric portions. The vibrating arm i ...

Kazushi Iuchi, Hideyuki Takai, Hajime Miyazaki, Itaru Yamazaki: Oxytitanium phthalocyanine, process for producing same and electrophotosensitive member using same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, July 21, 1992: US05132197 (37 worldwide citation)

Oxytitanium phthalocyanine having a crystal form characterized by main peaks specified by Bragg angles (2.sigma..+-.0.2 degree) of 9.0 degrees, 14.2 degrees, 23.9 degrees and 27.1 degrees in X-ray diffraction pattern based on CuK.alpha. characteristic X-rays. The oxytitanium phthalocyanine crystal p ...

Toshihiro Kikuchi, Hajime Miyazaki, Takashi Nakano: Electroluminescent device. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, January 3, 1995: US05378519 (30 worldwide citation)

An electroluminescent device is constituted by disposing an organic compound layer between a pair of electrodes. An improved output is given by including in the organic compound layer a compound having a skeleton of the following formula (II) and having a carbonyl group: ##STR1## wherein R.sub.3, R. ...

Hideyuki Takai, Kazushi Iuchi, Itaru Yamazaki, Hajime Miyazaki: Low crystalline oxytitanium phthalocyanine, process for producing crystalline oxytitanium phthalocyanines using the same, oxytitanium phthalocyanine of a novel crystal form and electrophotographic photosensitive member using the same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, March 16, 1993: US05194354 (24 worldwide citation)

There are disclosed low crystalline oxytitanium phthalocyanines which have characteristic strong peaks at specific angles of Bragg angle 2.theta..+-.0.2.degree.. Using the low crystalline oxytitanium phthalocyanines, it is easy to obtain oxytitanium phthalocyanines having novel crystal forms. Electr ...

Yasuharu Hashimoto, Osamu Takahashi, Hajime Miyazaki, Tsukasa Funasaka, Makoto Furuhata: Power generation method and power generator using a piezoelectric element, and electronic device using the power. Seiko Epscon Corporation, Stroock & Stroock & Lavan, November 10, 1998: US05835996 (20 worldwide citation)

A power generator using a piezoelectric element is provided which generates electric power at a high efficiency. It has been determined that the efficiency of power generation varies as a function of the ratio of an initial unloaded value of the power generator to a prescribed voltage of the input o ...

Hisato Haraga, Hajime Miyazaki, Yasuo Hamada, Katsushi Akamatsu, Ayako Hirano: Air treatment by multi-stacked plate asembly. Toto, Thomas R Morrison, March 8, 1994: US05292479 (16 worldwide citation)

Rotatable circular plates are stacked apart to form thin air layers therebetween. Rotation of the circular plates moves air over an air treatment material: catalyst or adsorbent. In one embodiment, the air treatment material is affixed to the surface of the circular plates. In another embodiment, th ...

Masakazu Matsumoto, Takao Takiguchi, Masataka Yamashita, Shoji Umehara, Shozo Ishikawa, Hajime Miyazaki: Electrophotographic photosensitive member containing disazo compound. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, July 26, 1988: US04760003 (16 worldwide citation)

An electrophotographic photosensitive member comprises a photosensitive layer on a substrate, said photosensitive layer comprising a disazo pigment represented by the formula (1).

Kunihiko Sekido, Hajime Miyazaki, Yoshio Kashizaki, Akihiro Senoo: Electrophotographic photosensitive member, process cartridge including same and electrophotographic apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, February 18, 1997: US05604061 (14 worldwide citation)

An electrophotographic photosensitive member is constituted by an electroconductive support, an intermediate layer disposed on the electroconductive support and a photosensitive layer disposed on the intermediate layer. The intermediate layer contains a copolymer having at least two species of a rec ...

Michio Yanagisawa, Masahisa Ikejiri, Hajime Miyazaki, Tsukasa Muranaka, Kunihiro Inoue, Shouichi Uchiyama: Humidity measuring apparatus. Seiko Epson Corporation, Blum Kaplan, June 25, 1991: US05027077 (14 worldwide citation)

A humidity sensing apparatus which includes a humidity sensor which detects humidity as a function of impedance is provided. A reference resistor has a predetermined resistance value. A charge switching circuit selectively couples one of the reference resistor or the humidity sensor in series with a ...