1
Masahiro Taguchi, Kenji Kawano, Kazuo Saito: Data processing apparatus with software protecting functions. Fuji Xerox, Oliff & Berridge, June 22, 1999: US05915025 (148 worldwide citation)

A data processing apparatus with software protecting functions capable of enhancing the level of encryption security independently of the memory management method of the system comprising the apparatus. Upon receiving target data to be encrypted, an encryption key generation unit generates an encryp ...


2
Kenji Kawano, Masahiro Taguchi, Kazuo Saito: Information processing apparatus with a software protecting function. Fuji Xerox, Oliff & Berridge, November 30, 1999: US05995623 (74 worldwide citation)

The present invention provides an information processing apparatus which comprises separating means for separating inputted data into identification data and data to be encrypted, determination means for determining an encryption method specified by a combination of an encryption key and an encrypti ...


3
Kenji Kawano, Masahiro Taguchi, Masaki Hirota, Junji Okada, Masao Funada, Takashi Ozawa: Physical property based cryptographics. Fuji Xerox, Oliff & Berridge, May 15, 2001: US06233339 (61 worldwide citation)

According to the present invention, piracy of secret data is prevented without an attack detecting circuit or data deleting circuit. In a secret data processing unit, a cell contains fluid in a sealed space. Code generators arranged in the sealed space receive a code generation request to generate c ...


4
Yoshio Uchikata, Yoshifumi Hattori, Yoji Ara, Masashi Kitani, Etsurou Suzuki, Toshihide Wada, Hiromitsu Hirabayashi, Hideo Saikawa, Masami Kojima, Tadashi Hanabusa, Kenji Kawano, Koichi Tanno, Tetsuyo Ohashi, Toshihiko Bekki, Kenji Aono, Masaharu Ikado: Ink jet recording apparatus and method for releasably mounting ink jet recording head and separable ink tank. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, April 30, 1996: US05512926 (54 worldwide citation)

An ink jet recording apparatus comprises an ink tank containing ink; a recording head for performing recording by selectively ejecting ink; a mounting portion for mounting the ink tank and the recording head; a liquid passage coupling portion provided on either or both of the ink tank and the record ...


5
Hisanori Fukai, Hiroshi Yamazaki, Kenji Kawano, Shinichiro Kawano, Hajime Okamoto: Data acquisition system for the analysis of elevator trouble. Hitachi Building Systems Engineering & Service, Evenson McKeown Edwards & Lenahan P L L C, September 17, 1996: US05557546 (48 worldwide citation)

Operational data of an elevator are constantly and successively stored in RAM of a terminal supervisor unit. If the elevator develops a malfunction which lasts for a predetermined time, this malfunction is detected and reported from the terminal supervisor unit to a supervisor center, together with ...


6
Hiroshi Yokogawa, Masaru Yokoyama, Kenji Tsubaki, Kenji Kawano, Kenji Sonoda: Aerogel substrate and method for preparing the same. Matsushita Electric Works, Oblon Spivak McClelland Maier & Neustadt P C, May 25, 2004: US06740416 (47 worldwide citation)

An aerogel substrate useful for an electrically conductive substrate, a heat insulating substrate, an optical waveguide substrate, a substrate for a light emitting device or a light emitting device is provided.


7
Kenji Aono, Yoshifumi Hattori, Masashi Kitani, Etsurou Suzuki, Hideo Saikawa, Masami Kojima, Kenji Kawano, Koichi Tanno: Liquid container with bladder-like member and liquid path along an interior container wall. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, September 26, 1995: US05453772 (41 worldwide citation)

An ink tank for storing ink to be supplied to a recording unit comprises a bag-like member arranged in an inner space of the ink tank and communicating with the atmosphere, which bag-like member has a volume variable from substantially zero to a volume substantially equal to that of the inner space ...


8
Etsurou Suzuki, Yoshifumi Hattori, Masashi Kitani, Hideo Saikawa, Masami Kojima, Kenji Kawano, Koichi Tanno, Kenji Aono: Ink jet recording apparatus and detachably mountable ink jet cartridge. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, March 19, 1996: US05500664 (39 worldwide citation)

An ink jet cartridge has a recording head portion and an ink containing portion which are detachably mountable relative to each other. The recording head portion ejects ink to effect recording with the ink. The cartridge includes a first ink container, provided in the recording head portion, for con ...


9
Yoshio Uchikata, Yoshifumi Hattori, Yoji Ara, Masashi Kitani, Etsurou Suzuki, Toshihide Wada, Hiromitsu Hirabayashi, Hideo Saikawa, Masami Kojima, Tadashi Hanabusa, Kenji Kawano, Koichi Tanno, Tetsuyo Ohashi, Toshihiko Bekki, Kenji Aono, Masaharu Ikado: Replaceable ink tank. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, July 9, 1996: US05534899 (39 worldwide citation)

An ink jet recording apparatus comprises an ink tank containing ink; a recording head for performing recording by selectively ejecting ink; a mounting portion for mounting the ink tank and the recording head; a liquid passage coupling portion provided on either or both of the ink tank and the record ...


10
Hiroshi Yokogawa, Tetsuo Tsutsui, Masaru Yokoyama, Kenji Tsubaki, Kenji Kawano: Substrate for light emitting device, light emitting device and process for production of light emitting device. Matsushita Electric Works, Tetsuo Tsutsui, Oblon Spivak McClelland Maier & Neustadt P C, July 13, 2004: US06762553 (35 worldwide citation)

There is provided a substrate for a light emitting device which includes an electrically conductive and transparent film which is in contact with a surface of a low refractive index member of which refractive index is greater than 1 and not greater than 1.30. In a preferable embodiment, the substrat ...