1
Robert E Fischell: Implantable, programmable medication infusion system. The Johns Hopkins University, Robert E Archibald, Marc A Block, Samuel L Sachs, February 15, 1983: US04373527 (729 worldwide citation)

An implantable programmable medication infusion system comprises an implantable portion (2) having a medication reservoir (10) at below body pressure and isolated at its input from the body in which it is implanted by an antechamber (8) the pressure integrity of which is checked before filling the m ...


2
Robert E Fischell, William R Powell: Epidural lead electrode and insertion needle. The Johns Hopkins University, Robert E Archibald, Samuel L Sachs, February 27, 1979: US04141365 (210 worldwide citation)

Tissue stimulation apparatus for positive positioning of an electrode-bearing lead proximous to tissue which is to be stimulated electrically, the invention particularly includes a body penetration and insertion assembly which carries an elongated flexible strip of physiologically inert plastic mate ...


3
John G Chubbuck, James T Turner: Intracranial pressure implant. The Johns Hopkins University, Robert E Archibald, Samuel L Sachs, May 5, 1981: US04265252 (127 worldwide citation)

An implantable transensor device containing a passive RF resonant circuit having a natural frequency influenced by the pressure of the sensor's environment in a body cavity of a living entity. The circuit of the transensor includes an inductor and a capacitor, at least one of which varies in value i ...


4
Woodrow Seamone: Low axial force servo valve spool. The Johns Hopkins University, Robert E Archibald, Samuel L Sachs, May 22, 1979: US04155535 (40 worldwide citation)

A valve spool characterized by significantly lower flow induced axial force, the force being sufficiently low to render single stage servomechanical valves practical for small and moderately powered servomechanical apparatus. The present valve spool and servomechanical apparatus has a zero force met ...


5
Thomas R Small: Superflywheel energy storage device. The Johns Hopkins University, Robert E Archibald, Samuel L Sachs, November 23, 1982: US04359912 (29 worldwide citation)

An inertial energy storage rotor device or superflywheel having a hub means affixed to a rim means by a plurality of spokes formed from a single filament which is wrapped partially around the rim means and alternately engages the upper and lower surfaces of the hub means to join the spokes. In one e ...


6
Samuel L Sachs, Freeman K Hill: Ultrasonic cleaning method and apparatus. The Johns Hopkins University, Robert E Archibald, Samuel L Sachs, Leonard W Pojunas, March 8, 1983: US04375991 (23 worldwide citation)

An ultrasonic cleaning apparatus which is configured for transportation to an object positioned for use for in situ cleaning and a method for accomplishing the cleaning. In one embodiment, the present invention provides a substantially planar transducer array which can be employed to clean biofoulin ...


7
David W Rabenhorst: Elastic internal flywheel gimbal. The Johns Hopkins University, Robert E Archibald, Samuel L Sachs, January 13, 1981: US04244240 (17 worldwide citation)

An elastic joint mounting and rotatably coupling a rotary inertial energy storage device or flywheel, to a shaft, the present gimbal structure reduces vibration and shock while allowing precession of the flywheel without the need for external gimbal mounts. The present elastic joint usually takes th ...


8
Christian A Kirikian: Vehicle washing apparatus. Kirikian, Samuel L Sachs, September 18, 2001: US06289544 (6 worldwide citation)

A vehicle washing apparatus for mounting on a rotatable shaft which includes a substantially cylindrical surface having an inner face and an outer face, said substantially cylindrical surface having a plurality of spaced apart slots disposed therethrough; and a plurality of flexible elongated pads, ...