Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7946633 | Low friction adjustable roller pin A roller pin of the type mounted on a tie bar that slides to drive the roller pin into engagement with a keeper of a casement window includes an inner pin and an outer roller. The outer roller includes an integral outer flange that is circular and spins with the out... | 05/24/2011 |
| 7387351 | Storage device and door holder for same A storage device including: a body having a storage compartment with an opening; and a door assembly accommodated in the storage compartment to slidably open/close the opening; and a door holding device. The door holding device includes a hooking part on one of the ... | 06/17/2008 |
| 6902137 | Aircraft door latch/lock mechanism with pneumatic decompression override A door latch mechanism mounted in a door frame cooperates with a door bolt separating the cockpit compartment on an aircraft from the passenger compartment. The mechanism prevents a hijacker from entering the cockpit compartment and allows the door to open rapidly w... | 06/07/2005 |
| 6592156 | Front adjustable catch An adjustable catch mechanism comprising a housing having one or more sidewalls and a face plate that includes an opening. A front plate adapted to be positioned over the face plate. The front plate is provided with an opening aligned with the opening of ... | 07/15/2003 |
| 6152497 | Multi-point latching system A multi-point latching system is adapted for mounting on a panel and securing the panel to a frame. The system includes a central latch, remote latches and connecting rods. The central latch includes a housing and a handle assembly pivotably mounted in th... | 11/28/2000 |
| 5938248 | Multi-point latching system A multi-point latching system is adapted for mounting on a panel and securing the panel to a frame. The system includes a central latch, remote latches and connecting rods. The central latch includes a housing and a handle assembly pivotably mounted in th... | 08/17/1999 |
| 4896905 | Three-point latch for switch cabinet This invention is an improved switch cabinet latch of the type having a cabinet body and a cabinet door hinged to it with the door held in closed position by means of a push-rod lock on the cabinet door with push rods movable axially by rotational movemen... | 01/30/1990 |
| 4452129 | Spring-rodless hingeless ventilator A hingeless ventilator having a frame attachable to a wall of a compartment about an opening therein, a closure member swingable against a side of the frame for opening and closing the opening, guide members fixed to and instanding from an opposite side o... | 06/05/1984 |
