1
Edward J Hsu: Ethanol-producing mutants of Clostridium thermosaccharolyticum. The Curators of the University of Missouri, Tilton Fallon Lungmus & Chestnut, March 24, 1987: US04652526 (17 worldwide citation)

Several mutant Clostridium thermosaccharolyticum strains, ATCC No. 31907, 31908 and 31909, which are elongated and non-dividing produce ethanol.


2
Edward J Hsu: Automated method for a semi-solid fermentation used in the production of ancient quality rice vinegar and/or rice wine. Hovey Williams Timmons & Collins, February 28, 1989: US04808419 (6 worldwide citation)

A process for the preparation of rice wine or vinegar especially to an improved procedure for preparing a vinegar, having the attributes of ancient quality, labor intensive and multi-year jar prepared rice vinegar. A single, autoclave fermenter is used for carrying out process steps including rice w ...


3
Edward J Hsu, Sandra L Landuyt: Process for massive conversion of clostridia in synchronized cells of elongated length or refractile endospores. Hovey Williams Timmons & Collins, October 27, 1992: US05158887 (1 worldwide citation)

A method is disclosed for producing specially prepared bacteria of the genus Clostridium for producing solvents, enzymes, antibiotics, toxic proteins, or spores. Cell elongation to a critical length of at least about 3x is induced in an economical, abundantly available growth medium by serial subcul ...