21
Norman Lederman: Induction-based assistive listening system. Thomas L Bohan, March 13, 1990: US04908869 (31 worldwide citation)

A multiple-loop magnetic induction system for improving communication with the hearing-impaired or to people in general who wish to listen privately to speech or music while being in the company of others or at a public location. The invention uses a particular grid made up of several electrical con ...


22
Richard A Lolley, James R Keene, Curtis McCorsley: Apparatus and method for debris-collecting in masonry cavity walls. Thomas L Bohan, Patricia M Mathers, July 10, 2001: US06256955 (29 worldwide citation)

A mesh device for retaining mortar and other debris within a mortar-cavity-wall so as to prevent such material from falling in front of and hence blocking the “weep holes” placed at the bottom of such a wall to permit the egress of moisture condensate that forms within this type of wall. The device ...


23
Nelson J Orozco, Paul A Blomquist, Kendrick H Light, Robert B Rudy, Steven R Webber: Laser welding control system. Applied Thermal Sciences, Patricia M Mathers, Thomas L Bohan, September 12, 2006: US07107118 (29 worldwide citation)

A fully integrated automated laser weld process control system (LWPCS) and method of controlling the fabrication of structural parts, particularly for shipbuilding and other industries. The LWPCS defines joint and weld quality attributes as process control variables and integrates these weld quality ...


24
Austin McDonald: Coupling assembly for the sterile transfer of sterile materials between a transportable container and a sterile enclosure. Duras Trading, Thomas L Bohan, February 29, 2000: US06030578 (29 worldwide citation)

A coupling assembly for the sterile transfer of sterile materials between a transportable container and a sterile enclosure includes a closeable dock of the enclosure which seals with a closeable mouth of the container to define between them a sealed connecting chamber. A UV light source mounted wit ...


25
William Vaughan Jr: Learning method. Thomas L Bohan, Patricia M Mathers, July 16, 2002: US06419496 (29 worldwide citation)

A learning method to enhance long-term retention of a large number of learned facts or principles. The method presents items to a User repeatedly and, depending on the recall of the User, the time between presentations of a properly recalled item increases. Items being presented for the first time a ...


26
David N Saunders: Lift-positioning system. Thomas L Bohan, Patricia M Mathers, September 11, 2001: US06286629 (28 worldwide citation)

An inexpensive system for measuring and controlling the height of the platform of a lift, especially of a non-fixed lift such as fork-lift or scissors-lift. By the use of a time-monitoring microprocessor, this system carries out such measuring and controlling over a continuous range of height even t ...


27
James Dogul, Sandip Sarkar, Frederick Thomson, Robert Thomson: Electromechanical relay system. Frost Controls, Thomas L Bohan, Chris A Caseiro, September 24, 1996: US05559664 (28 worldwide citation)

A photodetection system and related circuitry designed to sense the intrusion of an opaque object in a light plane. Upon sensing the intrusion, the system quickly initiates a machine-stopping sequence prior to the opaque object coming into contact with the machine while that machine is operating. Th ...


28
Kenneth J Benoit, John Li: Adaptive weight device. Kenneth J Benoit, Chris A Caseiro, Thomas L Bohan, April 7, 1998: US05735777 (27 worldwide citation)

An adaptive weight device for supplementing the weight to be moved using standard exercise weight equipment. The adaptive weight device includes a weight component fabricated into a shape essentially conforming to the shape of the standard equipment to which it is removably attached. The device is r ...


29
Lawrence Crane: Patient-positioning device. Chris A Caseiro, Thomas L Bohan, March 11, 1997: US05608929 (26 worldwide citation)

A positioning device for people in hospital beds is disclosed. The device includes a sheet which is placed under the patient. This is connected by rope to an apparatus on the headboard of the bed. Either by the bed's existing motor, or an independent motor, the patient is moved up in bed towards the ...


30
Paul Howell: Digital photography device and method. Thomas L Bohan, Thomas L Bohan & Associates, April 4, 2000: US06046772 (26 worldwide citation)

A combination of digital camera design and digital photography technique that allows a single digital camera to be used for both single-shot and multiple-shot color operation. The invention includes a digital camera half of the light-sensing elements of which--the "majority pixels"--are sensitive to ...