1
Ichiro Shirai, Hitoshi Yamagami, Eiichi Hiroshige, Koichi Kubo: Induction charging apparatus. Nintendo, Kyushu Hitachi Maxell, Wenderoth Lind & Ponack, August 27, 1996: US05550452 (339 worldwide citation)

The induction charging apparatus has a power source unit and a device unit which can be detachably coupled to the power source unit. The power source unit has a first casing having one end opened, a primary coil provided in the first casing, an oscillator for supplying an alternating current to the ...


2
Wasao Takasugi, Fumiyuki Inose: Non-contact information medium and communication system utilizing the same. Hitachi Maxell, Birch Stewart Kolasch & Birch, January 4, 2005: US06837438 (172 worldwide citation)

In a non-contact IC (integrated circuit) module having an IC chip and a coil, the non-contact IC module communicates with a terminal via a booster unit. A communication system extends a communication distance of data modulated by using a carrier frequency (sub-carrier frequency). A communication aux ...


3
Akira Kawakami, Toshikatsu Manabe, Tsunemi Ohiwa, Shuichi Wada, Kenichi Yokoyama, Saburo Nonogaki, Kazusuke Yamanaka: Electrochromic display device. Hitachi Maxell, Birch Stewart Kolasch & Birch, September 27, 1988: US04773740 (158 worldwide citation)

An electrochromic display device which comprises a display electrode comprising a transparent substrate, a transparent electrode formed on an inner surface of the transparent substrate and an electrochromic material layer for display made of tungsten oxide and formed on the transparent electrode; a ...


4
Shuichi Wada, Tsunemi Ohiwa, Hirokazu Kidou, Akira Kawakami, Toshikatsu Manabe: Electrochromic display device. Hitachi Maxell, Birch Stewart Kolasch & Birch, December 27, 1988: US04793695 (132 worldwide citation)

An electrochromic display device which comprises a display electrode comprising a transparent substrate, a transparent electrode formed on an inner surface of the transparent substrate and an electrochromic material layer for display made of tungstgen oxide and formed on the transparent electrode; a ...


5
Nagai Nobuyuki, Kawamura Tetsushi: Noncontact information medium. Hitachi Maxell, June 23, 2000: JP2000-172812 (127 worldwide citation)

PROBLEM TO BE SOLVED: To obtain a noncontact information medium which can extend a communication distance to a desired distance by an easy method by providing an IC element and making an IC element communicate with an external device through a booster without contacting.SOLUTION: The noncontact medi ...


6
Kamisaka Koichi: Communication type recording medium. Hitachi Maxell, December 22, 2005: JP2005-352858 (127 worldwide citation)

PROBLEM TO BE SOLVED: To provide a communication type recording medium such as a noncontact IC card or an RFID system that increases a communication range.SOLUTION: A first wiring 110 formed on one side of a base forms: (1) a first coil pattern 111 formed at the end of the first wiring while facing ...


7
Kikuchi Yuji, Kanai Tomonori, Fukao Ryuzo: Noncontact ic tag device. Hitachi Maxell, June 28, 2002: JP2002-183690 (125 worldwide citation)

PROBLEM TO BE SOLVED: To provide a noncontact IC tag device having a large communication distance in a slender shape by optimizing a winding pattern of a booster coil.SOLUTION: This noncontact IC tag device is formed of an IC element 2 integrally formed with an antenna coil 1, the booster coil 3, an ...


8
Nakagawa Kazunari, Suzumura Shintaro, Kajiyama Toru: Noncontact communication type information carrier. Hitachi Maxell, October 14, 2004: JP2004-287767 (124 worldwide citation)

PROBLEM TO BE SOLVED: To provide a noncontact communication type information carrier having satisfactory communication characteristic and excellent in multifunctionality and versatility.SOLUTION: This noncontact communication type information carrier comprises a semiconductor chip 2 having an antenn ...


9
Takasugi Kazuo, Inose Fumiyuki: Non-contact information medium and production thereof. Hitachi Maxell, May 16, 2000: JP2000-137779 (116 worldwide citation)

PROBLEM TO BE SOLVED: To provide a non-contact information medium, which can extend a communication distance range through a simple method, imparted features of a chip-on-coil system by providing a non-contact IC module, which is electromagnetically coupled with a booster part, capable of radio comm ...


10
Mitsuru Akizawa, Kouki Noguchi, Takehisa Hayashi, Kanji Kato, Hitoshi Matsushima: System for parallel string search with a function-directed parallel collation of a first partition of each string followed by matching of second partitions. Hitachi, Hitachi Maxell, Fay Sharpe Beall Fagan Minnich & McKee, March 5, 1996: US05497488 (111 worldwide citation)

A character string search arithmetic operation is performed at high speed with a small hardware scale processing module, such as a symbol string search module. The search module is connected to a CPU through address and data buses and includes a function definition section for defining a function of ...