Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7364105 | Fishing reel with a warning device A fishing reel has a body, a spool, a handle and a warning device. The body has a spool axle rotatably mounted in the body. The spool is rotatably and coaxially mounted around the spool axle of the body. The handle is rotatably mounted on the body and is connected t... | 04/29/2008 |
| 6976776 | Bulb insertion structure of vehicular lamp Systems and techniques are described to provide a bulb insertion structure of a vehicular lamp which allows bulb replacement and accurate positioning of a bulb with respect to a reflector. In general, in one implementation, a bulb insertion structure of a vehicular ... | 12/20/2005 |
| 6433703 | Fishing reel signaling device A signaling device includes a housing that may be releasably coupled to a fishing reel. The housing includes a transparent front wall defining an opening for receiving a fishing line of the reel therethrough. An incandescent light, battery, and light sens... | 08/13/2002 |
| 4964018 | Multi-purpose display module system for an electronic instrument A multi-purpose display module system for an electrical instrument has a readily detachable display module for remote use that can be quickly reattached. The display module is readily adjusted in tilt angle, whether attached or remoted. A front frame with... | 10/16/1990 |
| 4406936 | Mounting frame equipped with decorative plate for mounting switch or the like Disclosed herein is a mounting frame equipped with a decorative plate, for mounting a switch or the like. The mounting frame includes a decorative plate having a through-hole formed thereon so as to mate with a sleeve which is step-wise formed at the uppe... | 09/27/1983 |