1
William E Wood, Roy A Rosen: Delivery of adjustable quantities of materials. Merck & Co, Thomas E Arther, Mario A Monaco, April 24, 1984: US04444335 (48 worldwide citation)

A delivery device and method making use of a plunger which can be controllable reciprocated within a housing to regulate the amount of material expelled from the housing. The plunger includes an adjustable stop collar which can be adjustably positioned, preferably by depressing the sides of the coll ...


2
Lawrence V Folding, Roy A Rosen: Plastic molding of an improved Luer nut. Hewlett Packard Company, Jeffrey B Fromm, April 12, 1988: US04737334 (12 worldwide citation)

A novel plastic mold and method is disclosed for forming a Luer nut which has a polygonal internal cross-section. The mold includes both movable and fixed cavity sections, so that a non-round threaded core can be unscrewed from within the Luer nut.


3
Lawrence V Folding, Roy A Rosen: Mold for forming plastic Luer nuts. Hewlett Packard Company, Jeffery B Fromm, November 29, 1988: US04787596 (9 worldwide citation)

A mold for the formation of plastic Luer nuts having a polygonal internal cross-section. The mold includes both movable and fixed cavity sections, so that a non-round threaded core can be unscrewed from within the Luer nut.