1
Hiroki Uemura, Tetsuro Butsuen, Tohru Yoshioka, Ayumu Doi, Kenichi Okuda, Yasunori Yamamoto, Tomohiko Adachi, Naotsugu Masuda: Navigation control system with adaptive characteristics. Mazda Motor Corporation, Fish & Richardson, January 9, 1996: US05483453 (226 worldwide citation)

When the vehicle has deviated or is deviating from a lane on which the vehicle has been or is running, the deviation of the vehicle from the lane can be suppressed, for example, by allowing the steering wheel to be operatively rotated prior to an intention of the operator. The timing of suppressing ...


2
Tetsuro Butsuen, Tohru Yoshioka, Hiroki Uemura, Tadayuki Niibe, Ayumu Doi, Ken ichi Okuda, Tomohiko Adachi, Satoshi Morioka: Obstacle sensing apparatus for vehicles. Mazda Motor Corporation, November 14, 1995: US05467283 (52 worldwide citation)

An obstacle sensing apparatus for vehicles is provided in which detection of obstacles is performed efficiently by predicting the traveling path of the vehicle appropriately when detection of obstacles by a radar unit is limited to a region along the traveling path. The apparatus is provided with a ...


3
Hiroki Uemura, Tetsuro Butsuen, Tohru Yoshioka, Ayumu Doi, Naotsugu Masuda, Kenichi Okuda, Tadayuki Niibe, Yasunori Yamamoto, Satoshi Morioka, Tomohiko Adachi: Running-safety system for an automotive vehicle. Mazda Motor Corporation, Fish & Richardson, June 25, 1996: US05530651 (50 worldwide citation)

The vehicle is provided with a radar unit for detecting an obstacle existing ahead in the course of the running way along which the vehicle is running. When the radar unit detects a variation in its detectable region, such as a detectable distance or a detectable area range in left and right directi ...


4
Tetsuro Butsuen, Tohru Yoshioka, Yasunori Yamamoto: Automobile suspension including control of variable damping coefficient shock absorber. Mazda Motor Corporation, Sixbey Friedman Leedom & Ferguson, March 22, 1994: US05295705 (43 worldwide citation)

Disposed between a sprung element and an unsprung element is a shock absorber of multi-degree variable-damping-coefficient type. The change control of the damping coefficient is carried out so that an actual damping force generated by the shock absorber can harmonize with a target damping force, Fa. ...


5
Tetsuro Butsuen, Toshihiro Hara, Kazuki Fujise, Takeshi Takagi, Satoshi Morioka, Satoru Matsuoka, Naoyuki Hikida, Ayumu Doi: Contact preventive apparatus for vehicles. Mazda Motor Corporation, Sixbey Friedman Leedom & Ferguson, July 26, 1994: US05332057 (42 worldwide citation)

A contact preventive system for vehicles using an automatic braking device and an automatic steering device together. Contact forecasting mechanism forecasts the contact of a vehicle with an obstacle. When the contact of the obstacle is forecasted, automatic braking control mechanism operates the au ...


6
Tetsuro Butsuen, Hiroshi Uchida, Tohru Yoshioka, Yasunori Yamamoto, Shinichiro Yamashita: Suspension system for a vehicle. Mazada Motor Corporation, Thompson Hine and Flory, April 20, 1993: US05203584 (40 worldwide citation)

A suspension system of a vehicle which judges the direction of a damping force of a shock absorber of damping force characteristic variable type, provided between the sprung member and the unsprung member, either oscillation-stimulating direction or oscillation-restraining direction with respect to ...


7
Tetsuro Butsuen, Yasunori Yamamoto, Tohru Yoshioka: Suspension apparatus with driving state feedback for vehicles. Mazda Motor Corporation, January 28, 1997: US05598337 (38 worldwide citation)

A suspension control system for feedback-controlling the sprung mass acceleration signal y.sub.m and a method for introducing the unsprung mass acceleration signal y.sub.L into a tuning circuit to tune gain of an FIR filter. In this system, tuning is performed so as to cancel the road surface input ...


8
Tohru Yoshioka, Kenichi Okuda, Hiroki Uemura, Yasunori Yamamoto, Tomohiko Adachi, Tetsuro Butsuen, Toshihiro Hara, Kazuki Fujise: Integrated controller for vehicle. Mazda Motor Corporation, Gerald J Ferguson Jr, Donald R Studebaker, Sixbey Friedman Leedom & Ferguson P C, July 30, 1996: US05540298 (36 worldwide citation)

An integrated controller for a vehicle comprises a contact preventive device for detecting a distance between a vehicle and an obstacle and a relative speed, and deciding whether the vehicle may come in contact with the obstacle based on the results of detection so as to perform automatic braking or ...


9
Tetsuro Butsuen, Tohru Yoshioka: Automatic brake control system. Mazda Motor Corporation, Keck Mahin & Cate, May 30, 1995: US05420792 (28 worldwide citation)

An automatic brake control system produces a warning before automatically making the braking action of a driving vehicle according to the velocities of the driving vehicle and the vehicle ahead. The system calculates the desired vehicle distance according to the velocities of the driving vehicle and ...


10
Tetsuro Butsuen, Yasunori Yamamoto, Tohru Yoshioka: Suspension system for a vehicle. Mazda Motor Corporation, Thompson Hine and Flory, December 14, 1993: US05269557 (19 worldwide citation)

In a suspension system for a vehicle comprising a shock absorber of which damping force characteristics can be changed into four or more characteristics, detecting means detect the oscillation frequency range of the sprung member of the vehicle and a bumpy road. From the four or more damping force c ...