Walter G Jennings: Nonreactive inlet splitter for gas chromatography and method. The Regents of the University of California, Flehr Hohbach Test Albritton & Herbert, July 12, 1977: US04035168 (51 worldwide citation)

An inlet splitter apparatus and method for introducing substantially unreacted linear aliquots of vaporized sample and carrier gas to the capillary column of a capillary gas chromatograph. An elongate body with separate but axially aligned injector and mixing chambers, an inert (glass) tubular liner ...

Walter G Jennings, Robert H Wohleb, Norman W Wohlers: High pressure Soxhlet extractor. J & W Scientific Incorporated, Lothrop & West, May 5, 1981: US04265860 (25 worldwide citation)

The numerous advantages of a Soxhlet apparatus are combined with the nice pressure and temperature controls afforded by a pressure vessel to enlarge the scope and efficacy of both pieces of equipment. A judicious selection of solvent, such as CO.sub.2, provides a solvent-free extract which is ideal ...