Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7370892 | Security seal A security seal has a housing and a hasp moveable relative to the housing in a first direction between a locked position and a unlocked position. The hasp, in the locked position, is lockable to the housing by a disposable seal. The housing has an opening to allow t... | 05/13/2008 |
| 7360806 | Methods and apparatus for facilitating security and tamper control An apparatus includes: a wire having a proximal end and a distal end; and a body being fixedly coupled to the proximal of the wire and having at least two apertures, each aperture for receiving and locking the distal end of the wire at different times such that when... | 04/22/2008 |
| 7270354 | Locking device A locking device having an upper portion, a lower portion, and a locking arm prevents a closed door from being opened. The locking arm is pivotably mounted to the lower portion of the locking device and positioned in cavities of the upper portion and the lower porti... | 09/18/2007 |
| 7264287 | Methods and apparatus for facilitating security and tamper control An apparatus includes: a head; a metal wire having a first end coupled to the head and a second end coupled to a stop member; and a body having a cavity for receiving and locking the head such that when the head is locked in the cavity it cannot be removed without d... | 09/04/2007 |
| 7201410 | Reusable tamper evident security device A reusable tamper-evident security device for use on a door or container includes a pair of base members, a pair of first leg members, a pair of second leg members, a pair of U-shaped upper members, and a pair of removable security label blanks. A base member, a fir... | 04/10/2007 |
| 7178841 | Locking tether assembly for shipping container doors A single-use security locking assembly for shipping containers, comprising, a pin, a tether assembly, a locking member, and locking means characterized in that the tether assembly snugly fits around door bars of a shipping container. ... | 02/20/2007 |
| 6948746 | Security seal and lock with enhanced bore sleeve One end of a stranded steel cable is attached to a cast zinc seal housing having a chamber in which a steel sleeve with a tapered bore is positioned. The sleeve in one embodiment is fixed to the housing in the chamber or may be displaceable and captured in the chamb... | 09/27/2005 |
| 6918620 | Locking device A pressure-sensitive locking device comprises a housing (2,20) having an opening therein, and an insertable member (1,21) adapted to be inserted into the opening whereupon it can enter into locking engagement with a locking member (4,36) in the ... | 07/19/2005 |
| 5934113 | Security device A padlock concept consisting of a novel shackle comprised of two tapered shackle elements arranged so that they overlay each other to enclose and opening sufficient to accept the staple of a hasp or attachment device. The shackle elements are connected at... | 08/10/1999 |
| 5871243 | Tamper deterrent wire seal A seal for use with a flexible wire for providing visible evidence of tampering therewith includes a housing and a wire retaining key. The housing has two passageways for passage of the ends of the flexible wire therethrough so that the ends of the flexib... | 02/16/1999 |
| 5460418 | Shackle bolt safety retainer A safety retainer for preventing disengagement of a shackle bolt from a U-shaped shackle. The retainer includes a collar member and a pin member. The tubular collar member surrounds the head of the shackle bolt and is provided with a pair of holes through... | 10/24/1995 |
| 5447344 | Electronic seal An electronic seal comprises a housing (12), a cord (14) with one end fixed to the housing (12) and a free end which can be passed through a door catch or the like and releasably connected to the housing (12), an electronic circuit within the housing (12)... | 09/05/1995 |
| 5020342 | Safety lock A device for use with multiple individual locks has a sleeve element and a core element which are movable relative to one another linearly between the release position and an engagement position, and a ball is provided having first and second ends with th... | 06/04/1991 |
| 4728132 | Bolt lock A bolt lock, for receiving and locking the end of a bolt having a head portion with a locking shoulder, said lock comprising a housing having internal jaws forming a central aperture, said jaws being expansible to allow the head of the bolt to snap throug... | 03/01/1988 |
| 4699408 | Tamper deterrent assembly A tamper deterrent assembly is provided for locking a unit having an outer wall which defines an open ended receiving space and which includes opposed openings. A closure unit formed of frangible material is dimensioned to close the open end of the receiv... | 10/13/1987 |
| 4183566 | Seal lock A keyless seal lock is disclosed which includes a shackle and a lock body. The lock body is provided with a sliding bolt which secures the shackle to the lock body and substantially prevents removal of the shackle from the lock body without deformation of... | 01/15/1980 |
