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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7353665 | Clasps, interchangeable jewelry pieces, and methods for connecting the same A clasp for releasably fastening two objects is disclosed. The clasp includes a male member and a female member. The female member includes a displaceable member that is movable between a first position and a second position. In the first position, the displaceable ... | 04/08/2008 |
| 7284304 | Retaining assembly A retaining assembly includes a first portion capable of being attached a strap, a second portion capable of being secured to the first portion, the second portion including a retaining portion capable of cooperating with a harnessing member; and a member capable of... | 10/23/2007 |
| 7249398 | Device for fixing a watchband to a watch container Device for fixing a watchband to a watch container includes a hinge connected to the watch container with two pivots sliding therein and a fixing element fixed to or integrated into the end of the watchband provided with two brackets defining a space therebetween fo... | 07/31/2007 |
| 6931696 | Multi-purpose buckle sensor assembly A multi-purpose buckle sensor assembly includes a hall sensor portion including a hail sensor and a printed enclosed in one package; a base plate including a metal pattern with a plurality of terminal portions for control and power lines formed in a predetermined pa... | 08/23/2005 |
| 6701588 | Pin lock A fastening mechanism comprising a pin having a shank coupled to the head at a first end of said shank. A metallic pin-lock is provided having a base portion coupled to a resilient pin-engaging portion. The shank has a circumferentially-formed notch at a ... | 03/09/2004 |
| 6032394 | Placard holder A holder for fixing a placard to a body utilizing a mounting plate which confines the placard in a certain position. A multiplicity of pins are linked to the mounting plate and are capable of passing through the body. A backing member engages the pins thr... | 03/07/2000 |
| 5970588 | Unlockable snap fastener A snap closure with a male part whose male coupling surfaces have an enlarged closing head at a closing neck, with a two-part female part comprising a housing having an insertion hole for the male coupling surfaces, and with two plate-shaped slides which ... | 10/26/1999 |
| 5678282 | Jewelry clasp A jewelry clasp (10) comprises a pair of opposite interlocking members (30). Each of the interlocking members has a top portion (26), a bottom portion (28), and a forward and a rearward end (25,27), respectively. The interlocking members have forward end ... | 10/21/1997 |
| 5018252 | Locking fastener A locking fastener provides an improved fastener for fastenable materials or objects which include sheet-metal, plastics, paper products and wood. The locking fastener is comprised of a first and second portions projecting in spaced relationship from a ba... | 05/28/1991 |
| 4713864 | Separable fastener with sliding sleeve A separable fastener is provided, consisting of a male member with a stem portion and a T-shaped head portion, and a female member in the shape of an elongated body having a tail portion and a forward portion that is bent with respect to the tail portion.... | 12/22/1987 |
| 4687236 | Lock with pivotable slides The invention concerns a lock for doors or windows, with two latches each pivoting about a pivot pin being provided in the one component and of which the mutually facing ends in the locked position engage in mutually opposite directions an undercut surfac... | 08/18/1987 |
| 4679961 | Coupling mechanism A mechanism for coupling a strut (30) to a nodal element (32) comprises a female coupling fixture (31) and a male coupling fixture (33). The female coupling fixture (31) includes an elongate cylindrical member (35), a distal end of which is hemicylindrica... | 07/14/1987 |
| 4428103 | Lock for a safety belt Lock for a safety belt, with a belt lock into which an insertion tab can be inserted and latched by a latching bolt and where the latching bolt can be moved from the locking position into the opening position transversely to the insertion path against the... | 01/31/1984 |
| 3999055 | Mounting device for mounting a flashlight unit to a camera body In a mounting device for mounting a flashlight unit to a camera body with coupling established between a base secured to the camera body and a base secured to the flashlight unit, one of the two bases has a protrusion and the other base includes a recess ... | 12/21/1976 |
