1
John B Tenney Jr: Prosthetic occlusive device for an internal passageway. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Joseph H Beumer, John R Manning, Leon D Wofford Jr, October 11, 1983: US04408597 (91 worldwide citation)

An occlusive device is disclosed for surgical implant to occlude the lumen of an internal organ. The device includes a cuff A having a backing collar (10) and two isolated cuff chambers B and C. The fluid pressure of chamber B is regulated by a pump/valve reservoir unit E. Chamber C is unregulated i ...


2
Alan M Administrator of the National Aeronautics and Space Administration with respect to an invention of Lovelace, John W Vanderhoff, Fortunato J Micale, Mohamed S El Aasser, Dale M Kornfeld: Process for preparation of large-particle-size monodisperse. L D Wofford Jr, John R Manning, Joseph H Beumer, January 27, 1981: US04247434 (80 worldwide citation)

Monodisperse latexes having a particle size in the range of 2 to 40 microns are prepared by seeded emulsion polymerization in microgravity. A reaction mixture containing smaller monodisperse latex seed particles, predetermined amounts of monomer, emulsifier, initiator, inhibitor and water is placed ...


3
Ivo E Pera: Modification of permeant. Arcade, Joseph H Beumer, March 6, 1990: US04906488 (78 worldwide citation)

Forming a solution (preferably a true or complete solution) of mer in any permeant, reacting mer in presence of permeant substantially without rearrangement of the liquid system into separate phases and substantially without encapsulation (defined as any form of entrapment by polymeric solidificatio ...


4
Billy C Wolverton: Method for treating wastewater using microorganisms and vascular aquatic plants. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Joseph H Beumer, John R Manning, Leon D Wofford Jr, November 15, 1983: US04415450 (67 worldwide citation)

A method for treating wastewater comprising the steps of subjecting the wastewater to an anaerobic settling step for at least 6 hours and passing the liquid effluent from the anaerobic settling step through a filter cell in an upflow manner, wherein the effluent is subjected first to the action of a ...


5
Johnny M Clemons, Benjamin G Penn, Frank E Ledbetter III: Process for producing tris (N-methylamino) methylsilane. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Joseph H Beumer, John R Manning, Leon D Wofford Jr, October 2, 1984: US04474975 (47 worldwide citation)

A method of producing tris (N-methylamine) methylsilane, including the steps of forming and cooling a liquid solution of methylamine in an inert solvent and under an inert atmosphere at a temperature of about -30.degree. C. and slowly adding a quantity of methyltrichlorosilane while maintaining said ...


6
David W Carnahan, Edward I Rabin: Pleasant-feeling fragrance sampler containing microcapsules. Arcade, Joseph H Beumer, March 13, 1990: US04908252 (44 worldwide citation)

A fragrance sampler for delivering and dispensing perfumes is disclosed. The sampler includes a sheet of synthetic pile fabric or other fabric with similar tactile properties having embedded therein microcapsules containing a fragrance oil. The fabric material, preferably made of a base sheet of pol ...


7
Leopold A Hein, William N Myers: Amplified wind turbine apparatus. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Joseph H Beumer, John R Manning, L D Wofford Jr, January 5, 1982: US04309146 (39 worldwide citation)

The invention relates to the utilization of wind energy and increasing the effects thereof for power generation. Amplified wind turbine apparatus is disclosed wherein ambient inlet air is prerotated in a first air rotation chamber (B) having a high pressure profile increasing the turbulence and Reyn ...


8
Frank J Nola: Three-phase power factor controller with induced emf sensing. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Joseph H Beumer, John R Manning, Leon D Wofford Jr, September 4, 1984: US04469998 (38 worldwide citation)

A power factor controller for an A.C. induction motor (10) is provided which is of the type comprising thryistor switches (110), (111) and (112) connected in series with the motor, phase detectors (122), (124) and (126) for sensing the motor current and voltage and providing an output proportional t ...


9
Frank J Nola: Motor power control circuit for A.C. induction motors. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Joseph H Beumer, John R Manning, Leon D Wofford Jr, March 27, 1984: US04439718 (37 worldwide citation)

A motor power control of the type which functions by controlling the power factor wherein one of the parameters of power factor current "on" time is determined by the "on" time of a triac through which current is supplied to the motor, and wherein, by means of a positive feedback circuit, a wider ra ...


10
James A Lee: Keeper plate for strap handcuffs. Joseph H Beumer, March 20, 1990: US04909051 (36 worldwide citation)

a keeper plate for use with strap handcuffs is disclosed. The plate in one embodiment for a single handcuff is generally rectangular, with flattened concave edges disposed on its longer sides and strap-receiving channels extending through its shorter sides. The flattened concave edges generally conf ...