The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8096382 | Construction machine [PROBLEM] To provide a construction machine capable of performing necessary operation or operations without a difficulty even when a remaining amount of a reducing agent becomes small. [SOLUTION] In a hydraulic excavator having an engine, a hydraulic cylinder... | 01/17/2012 |
| 7245741 | Method and device for determining whether the interior of a vehicle is occupied The invention relates to a system for determining whether the interior of a vehicle is occupied. The inventive device comprises image acquisition means (10) for acquiring images of an area of the vehicle interior, an image acquisition data generation unit ( | 07/17/2007 |
| 7191863 | Apparatus for preventing erroneous operation of electro-motion pedal device in automobile and methods of use thereof An apparatus for preventing an erroneous operation of an electro-motion pedal device in an automobile and methods of use thereof, wherein an engine starting condition, positions of a shift lever and a parking brake activated condition are detected. When a safe condi... | 03/20/2007 |
| 7014006 | System and method for minimizing injury after a loss of control event A system for use with a motor vehicle that minimizes injury after a loss of control event. The motor vehicle has at least one front wheel and at least one rear wheel and an engine. The system includes a control which detects a loss of control event and automatically... | 03/21/2006 |
| 7011176 | Power device for an automotive vehicle A power device for an automotive vehicle includes an interlock switch 1, a crash sensor 2 for detecting an impact of an automotive vehicle, an interlock relay 3 controlled and turned ON and OFF by the interlock switch 1, and a contactor | 03/14/2006 |
| 6895312 | Door unlock control system A door unlock control system detects collision to a vehicle and executes door unlocking. The type of collision to the vehicle is determined. The order of execution of door unlocking is determined based on the type of collision. Door unlocking is then executed based ... | 05/17/2005 |
| 6886654 | Device for increasing the security of a motor vehicle The invention relates to a device for increasing the security of a motor vehicle comprising an automatic transmission, which is impinged upon by an electrical transmission control system and a detection unit for detecting a critical driving situation and for generat... | 05/03/2005 |
| 6860357 | Motor vehicle that acquires driving power for running from high voltage power supply A motor vehicle acquires driving power for running from a high voltage power supply. The vehicle has a collision detecting device that detects a vehicle collision, a deceleration detecting device that detects a deceleration of the motor vehicle, and a high voltage s... | 03/01/2005 |
| 6793034 | Wheel-end and center axle disconnects for an electric or HEV This invention is a method and system to disconnect drive wheels from the powertrain of any electric powered vehicle. A vehicle controller monitors input from, for example, an inertia switch and electric motor generator conditions and can disconnect the output shaft... | 09/21/2004 |
| 6032992 | Automobile automatic safety protector An automatic safety protector relates to a safety protecting device for a traveling motor vehicle. It is installed with a set of automatic flameout, braking mechanisms in front of the head of a motor vehicle, and a shock absorbing device is mounted betwee... | 03/07/2000 |
| 5718132 | Anti-theft steering shaft lock An anti-theft steering shaft lock for an energy-absorbing motor vehicle steering column having a linearly collapsible mast jacket includes a unitized construction consisting of a cylinder lock attached to an instrument panel of the motor vehicle remote fr... | 02/17/1998 |
| 5577569 | Vehicle safety device A vehicle safety device designed to reliably prevent uncontrolled travel or runaway of a vehicle when a collision accident occurs. A breaker is connected in a current path between a battery and a controller. In a processing section of a distance measuring... | 11/26/1996 |
| 5482134 | Anticollision device for driverless industrial trucks In a anticollision device for driverless industrial trucks (1), preferably automotive assembly platforms, switching bails (9) are articulated by a bilateral lever mechanisms at one end of the industrial truck. These switching bails are located in an outer... | 01/09/1996 |
| 5465807 | Safety guard for hand trucks or lift gates A safety guard uses a strip switch to prevent injury at pinch points on either lift gates or pedestrian-operated industrial trucks. A strip switch is provided at the pinch point between the lift gate and the truck bed or vehicle body to stop or reverse op... | 11/14/1995 |
| 4934477 | Automatic control device for preventing rear-end collision of motorized vehicles This invention relates to an automatic control device adapted for preventing rear-end collision of a front motorized vehicle and a rear motorized vehicle running behind the front vehicle. The automatic control device for preventing rear-end collision acco... | 06/19/1990 |
| 4934478 | Contact sensing apparatus and method A sensing apparatus capable of delivering a control signal in response to contact between an element of the apparatus and an external object should respond readily to a predetermined level of contact, and should be sensitive along all portions of the cont... | 06/19/1990 |
| 4705136 | Motor vehicle safety system A passenger carrying motor vehicle safety system for monitoring a space underneath the vehicle includes a photodetector assembly for generating a light beam and sensing interruptions in the light beam. A switch which is energized by the opening of the pas... | 11/10/1987 |
| 4519474 | Safety beading With this safety beading or ledge the drive of, for example, a driverless transport vehicle can be switched-off on collision with an obstacle, and can be switched-on again after removal of the obstacle. The safety beading or ledge mounted along a shock-ab... | 05/28/1985 |
| 4465158 | Safety device for vehicle seat with vibrator A vehicle driver's seat is equipped with an electromagnetically operated vibrator arranged in its back-rest to be activated by energization of an electric control circuit for periodically supplying an electric current to the vibrator from a vehicle batter... | 08/14/1984 |
| 4397372 | Pendulum suspended bumper assembly A bumper assembly (12) is disclosed for use with a self-propelled vehicle (10) and includes a bumper (18) mounted to a bumper frame (16) pendulously suspended from a vehicle frame (14) by means of a plurality of hangers (20). When the vehicle (10) collide... | 08/09/1983 |
| 4072206 | Device for regulating vehicle road speed A motor vehicle speed control system which, upon activation by the vehicle operator, maintains the vehicle at a predetermined set speed. The system utilizes a duty-cycle type pneumatic servoactuator responsive to an electrical control signal for controlli... | 02/07/1978 |