1
Katsuhiko Fujimoto, Yoshiharu Ishibashi, Mariko Shibata, Takuji Suzuki, Satoshi Aida, Shiroh Saitoh, Kazuya Okamoto: Ultrasonic apparatus for thermotherapy with variable frequency for suppressing cavitation. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, December 9, 1997: US05694936 (262 worldwide citation)

An ultrasonic diagnosis apparatus for raising tissue temperature for hypothermic treatments, including an ultrasonic source for generating an ultrasonic treatment wave and a driving means for driving the ultrasonic source such that a frequency of the ultrasonic treatment wave generated by the ultras ...


2
Takuji Suzuki, Satoshi Aida, Katsuhiko Fujimoto, Mariko Shibata, Yoshiharu Ishibashi, Mamoru Izumi, Shiroh Saitoh, Kazuya Okamoto: Ultrasound medical treatment apparatus with reduction of noise due to treatment ultrasound irradiation at ultrasound imaging device. Kabushiki Kaisha Toshiba, Foley & Lardner, March 3, 1998: US05722411 (202 worldwide citation)

An ultrasound medical treatment apparatus includes an ultrasound applicator for applying ultrasound irradiation to a treatment target. The treatment apparatus also includes an ultrasound imaging device that transmits ultrasound pulses to image the treatment target. The treatment apparatus is capable ...


3
Takuji Suzuki, Satoshi Aida, Katsuhiko Fujimoto, Mariko Shibata, Yoshiharu Ishibashi, Mamoru Izumi, Shiroh Saitoh, Kazuya Okamoto: Method and apparatus for ultrasound medical treatment. Kabushiki Kaisha Toshiba, Foley & Lardner, September 10, 1996: US05553618 (134 worldwide citation)

An ultrasound medical treatment system capable of determining the hot spot at high spatial resolution, and preventing the displacement of the hot spot from the focal point. In the system, the imaging device for obtaining image data of a treatment portion containing a treatment target and an irradiat ...


4
Satoshi Aida, Mariko Shibata, Katsuhiko Fujimoto, Yoshiharu Ishibashi, Takuji Suzuki, Yasutoshi Ishihara, Kazuya Okamoto: Ultrasonic wave medical treatment apparatus suitable for use under guidance of magnetic resonance imaging. Kabushiki Kaisha Toshiba, Foley & Lardner, April 27, 1999: US05897495 (109 worldwide citation)

An ultrasonic wave medical treatment apparatus capable of preventing the displacement of the focal point of the ultrasonic waves from the treatment target portion within the patient, eliminating a need for re-positioning of the ultrasonic wave applicator with respect to the patient, and taking MR im ...


5
Satoshi Aida, Mariko Shibata, Katsuhiko Fujimoto, Yoshiharu Ishibashi, Takuji Suzuki, Yasutoshi Ishihara, Kazuya Okamoto: Ultrasonic wave medical treatment apparatus suitable for use under guidance of magnetic resonance imaging. Kabushiki Kaisha Toshiba, Foley & Lardner, January 7, 1997: US05590653 (94 worldwide citation)

An ultrasonic wave medical treatment apparatus capable of preventing the displacement of the focal point of the ultrasonic waves from the treatment target portion within the patient, eliminating a need for re-positioning of the ultrasonic wave applicator with respect to the patient, and taking MR im ...


6
Yuji Manabe, Kazuya Okamoto, Yutaka Iwasaki, Yukiharu Okubo: Projection apparatus and method. Nikon Corporation, Klarquist Sparkman Campbell Leigh & Whinston, May 27, 1997: US05633755 (53 worldwide citation)

A projection apparatus is disclosed that can be used for projection TV and related applications. The apparatus comprises a light source, a projection optical system, a DMD with multiple micromirrors, and a controller for individually controlling the tilt of the micromirrors. The projection optical s ...


7
Yasutoshi Ishihara, Kazuya Okamoto: Magnetic resonance imaging apparatus with temperature measurement function. Kabushiki Kaisha Toshiba, Foley & Lardner, June 29, 1999: US05916161 (35 worldwide citation)

A magnetic resonance imaging apparatus capable of measuring a temperature increase due to an application of RF magnetic fields for data acquisition purpose, and notifying an information on the measured temperature increase regularly to an operator, so as to secure the safety of a body to be examined ...


8
Kazuya Okamoto, Kozo Satoh: Magnetic resonance imaging system. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt, May 4, 1993: US05208534 (34 worldwide citation)

A magnetic resonance imaging system includes a magnetic field applying section for applying a static field, gradient field pulses, and an RF field to an object to be examined, a signal detecting section, including a homogeneous coil and a plurality of surface coils arranged to surround a desired reg ...


9
Yasutoshi Ishihara, Masaaki Umeda, Hidehiro Watanabe, Kazuya Okamoto: Temperature monitoring method, temperature monitoring apparatus and magnetic resonance apparatus. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, February 27, 2001: US06194899 (34 worldwide citation)

An absolute temperature measuring pulse sequence is executed and, subsequently, a relative temperature measuring pulse sequence is repeatedly executed. Since while a relative temperature can be measured from phase information, an absolute temperature requires frequency information, a time required i ...


10
Yoshio Machida, Yoshinori Hamamura, Yoshimori Kassai, Kazuya Okamoto, Kazuhiro Soma: Parallel MR imaging with use of multi-coil made of plural element coils. Kabushiki Kaisha Toshiba, Nixon & Vanderhye P C, April 11, 2006: US07026818 (29 worldwide citation)

A magnetic resonance imaging system includes an MR signal reception apparatus comprising a receiving multi-coil and a switchover member. The receiving multi-coil receives MR signals and is composed of a plurality of element coils. The switchover member is configured to switch reception states of the ...