1
Masao Hagiwara, Makoto Takebe, Masakazu Moritoki: Apparatus for carrying out serial control. Kabushiki Kaisha Komatsu Seisakusho, Diller Ramik & Wight, March 10, 1992: US05095417 (44 worldwide citation)

This apparatus for carrying out serial control comprises a plurality of node controllers each including a group of sensors (21S to 2nS), a group of actuators (21A to 2nA) or the like terminal components and a main controller for controlling the node controllers and the terminal components in an annu ...


2
Minoru Okugawa, Masakazu Moritoki, Yasuyoshi Suzuki: Optical connector assembly. Kabushiki Kaisha Komatsu Seisakusho, Welsh & Katz, November 10, 1992: US05163109 (35 worldwide citation)

An optical connector assembly (1) for connecting an optical fiber (9), an optical element (4) (light-emitting element or light-receiving element), and an electric circuit together. A bolt (32) of an optical fiber-mounting fitting in which the optical fiber (9) is inserted in the hole of an elastic s ...


3
Keishiro Kurihara, Tetsuya Nakayama, Masakazu Moritoki: Load control device for a working tool of a construction vehicle. Kabushiki Kaisha Komatsu Seisakusho, Spensley Horn Jubas & Lubitz, January 3, 1984: US04423785 (26 worldwide citation)

A load control device for a working tool of a construction vehicle in which a signal detected by a speed detector or a traction force detector is fed back to produce a deviation signal between said signal and a desired signal. A memory unit has stored a desired value of speed or traction force for e ...


4
Masakazu Moritoki, Masao Hagiwara, Yukinori Katayama: Apparatus for carrying out serial control and method of controlling said apparatus. Kabushiki Kaisha Komatsu Seisakusho, Vincent L Ramik, December 8, 1992: US05170338 (15 worldwide citation)

An apparatus for carrying out serial control and a method of controlling the apparatus wherein the apparatus and the method are employable for a centralized control system for various machinery such as press, machine tool, ship, aircraft or the like machine as well as a centralized control system fo ...


5
Minoru Okugawa, Masakazu Moritoki, Yasuyoshi Suzuki: Optical connector assembly. Kabushiki Kaisha Komatsu Seisakusho, Welsh & Katz, February 1, 1994: US05283680 (14 worldwide citation)

An optical connector assembly (1) for connecting an optical fiber (9), an optical element (4) (light-emitting element or light-receiving element), and an electric 5 circuit together. A bolt (32) of an optical fiber-mounting fitting in which the optical fiber (9) is inserted in the hole of an electri ...


6
Masao Hagiwara, Masakazu Moritoki, Tatsuo Mimura: Apparatus for carrying out serial control. Kabushiki Kaisha Komatsu Seisakusho, Diller Ramik & Wight, November 10, 1992: US05163056 (14 worldwide citation)

An apparatus for carrying out serial control includes a single main controller and a plurality of node controllers for directly controlling a variety of sensors and actuators. The node controllers are serially connected to the main controller. The main controller receives a data signal row which is ...


7
Tetsuya Nakayama, Masakazu Moritoki, Masao Hagiwara, Kenichiro Maeda, Daisuke Yoshida: DC-DC converter circuit and inductive load drive device using DC-DC converter circuit. Komatsu, Greer Burns & Crain, June 30, 1998: US05773969 (10 worldwide citation)

An inductive load drive device using a DC--DC converter circuit with which a high voltage is obtained by the discharge of electromagnetic energy stored in a coil to a capacitor, in which a bias is applied to the magnetic core of a coil (L) with the use of a permanent magnet (Mg) in the direction opp ...


8
Kanji Shibatani, Masao Hagiwara, Masakazu Moritoki: Offset drift reducing device for use in a differential amplification circuit. Kabushiki Kaisha Komatsu Seisakusho, Varndell Legal Group, January 4, 1994: US05276367 (8 worldwide citation)

In a measuring differential amplifier having first and second input terminals for subtracting a first signal applied to the first input terminal from a second signal applied to the second input terminal to obtain a subtraction and for outputting a signal corresponding to A times of the subtraction, ...


9
Masakazu Moritoki, Masao Hagiware: Encoding method and code processing circuitry. Kabushiki Kaisha Komatsu Seisakusho, Welsh & Katz, September 7, 1993: US05243628 (8 worldwide citation)

A novel encoding method which facilitates handling at the time of demodulation (decoding) and is capable of further alleviating a burden imposed on a demodulation (decoding) circuit. When an input NRZ code signal is at, for instance, a logical "0" level during a given unit bit time, encoding is effe ...


10
Masakazu Moritoki, Masao Hagiwara, Makoto Takebe, Yukinori Katayama: Data extracting circuit for serial control apparatus. Kabushiki Kaisha Komatsu Seisakusho, Diller Ramik & Wight, April 20, 1993: US05204865 (8 worldwide citation)

A serial control apparatus includes a main controller (2) and a plurality of nodes (3) each serving as an auxiliary controller normally serially arranged on a loop-shaped signal transmission line (1). Each node (3) extracts data for the present node among from the data delivered from the main contro ...