1
Arthur Kuris: Ultrasonic method and apparatus for removing cholesterol and other deposits from blood vessels and the like. Ultrasonic Systems Plainview NY, Leonard W Suroff, February 23, 1971: US3565062 (217 worldwide citation)

The method and apparatus of the invention relates to the removal of foreign deposits of material from vessels of living human beings, such as cholesterol from blood vessels, by means of accelerations of vibratory forces in the ultrasonic frequency range without causing any disruption or damage to th ...


2
Wynona Blackman: Folding cooling lounge chair. Leonard W Suroff, February 27, 1979: US04141585 (80 worldwide citation)

A cooling chair comprising a seat rest having a first chamber therein and a back rest having a second chamber therein communicating with the first chamber. The chambers each have a closed end and a spaced apart porous end having a plurality of vents and adapted to receive a coolant therein, such as ...


3
Dominic J Spinosa, Frank Knoll: Restraining fittings. East West, Leonard W Suroff, January 29, 1985: US04496271 (48 worldwide citation)

A restraining fitting suitable for use with a mating track member affixed to a flat surface includes an upper portion having a ring affixed thereon suitable for receiving restraining straps or, alternatively, may include a bracket for receiving other mechanisms such as seat legs, shelves, etc., on i ...


4
Arthur Kuris: Ultrasonic toothbrush. Ultrasonic Plaque Control Laboratories, Leonard W Suroff, March 11, 1980: US04192035 (41 worldwide citation)

Apparatus for use in personal dental hygiene care comprising an elongated member formed at least in part of a piezoelectric member with a pair of contacting surfaces intermediate the respective ends thereof with a brush member adapted to be received within the human mouth and moved across tooth and ...


5
Joan Wibell: Heating and cooling blanket. Leonard W Suroff, January 2, 1979: US04132262 (40 worldwide citation)

A cooling and heating blanket comprising a blanket enclosure with heating means including a plurality of flexible elements positioned within the enclosure for being electrically energized for supplying heat to the enclosure, such that the enclosure may be retained above room temperature, and cooling ...


6
John Gigante: Denture and article for making same. Leonard W Suroff, January 27, 1981: US04247287 (37 worldwide citation)

The present invention relates to an article for use in creating a prosthetic denture device that is an impression tray or a denture component formed of a set of hard teeth bonded within a frame assembly formed of a permanent substantially rigid hard frame portion and an adjustable frame portion that ...


7
Morton J Bernstein: Sit-up exercise apparatus. Leonard W Suroff, January 29, 1980: US04185816 (36 worldwide citation)

A sit-up exercise apparatus adapted to be utilized in conjunction with a door having spaced apart vertically extending surfaces and a bottom intermediate the surfaces. The apparatus comprises a frame having oppositely disposed sides and adapted to be removably secured to the door. The frame includes ...


8
Morton J Bernstein: Sit-up exercise apparatus. Leonard W Suroff, September 26, 1978: US04116434 (35 worldwide citation)

A sit-up exercise apparatus adapted to be utilized in conjunction with a door having spaced apart vertically extending surfaces and a bottom intermediate the surfaces. The apparatus comprises frame means having oppositely disposed sides and adapted to be removably secured to the door. The frame mean ...


9
Hyman Suroff: Self-propelled roller skate. Leonard W Suroff, November 29, 1983: US04417737 (34 worldwide citation)

A self-propelled roller skate requiring a minimum of energy of the wearer thereof includes an articulated frame having a front portion, which includes the propelling mechanism, and a rear portion, which includes a standing and braking apparatus. The propulsion of the roller skate is accomplished by ...


10
Dominic J Spinosa, Frank Knoll: Filler valve adapter tool kit. East West, Leonard W Suroff, December 15, 1981: US04305438 (32 worldwide citation)

The kit of the present invention is for use in the refilling within a survival unit of a gaseous supply tank through a filler valve having a threaded stem adjacent the free end thereof and a gripping surface on the filler valve. The gas is generally oxygen although other gas may be supplied. The kit ...