1
Masahiko Ishida, Ryoichi Haga, Tadashi Ishibashi, Yoji Odawara: Anaerobic digestion process for organic wastes. Agency of Industrial Science & Technology, Birch Stewart Kolasch & Birch, January 1, 1985: US04491522 (73 worldwide citation)

The present invention relates to an anaerobic digestion process for organic wastes with a high efficiency and an improved recovery rate of methane.


2
Masahiko Ishida, Ryoichi Haga, Yoji Odawara: Anaerobic digestion process. The Agency of Industrial Science and Technology, Birch Stewart Kolasch and Birch, July 22, 1980: US04213857 (43 worldwide citation)

The present invention relates to a process for digestion treatment of organic wastes that are difficult to digest, with a high efficiency and an improved recovery rate of methane.


3
Masahiko Ishida, Ryoichi Haga, Yoji Odawara: Anaerobic digestion process. The Agency of Industrial Science and Technology, Birch Stewart Kolasch & Birch, October 19, 1982: US04354936 (31 worldwide citation)

Methane gas produced according to an anaerobic digestion of organic wastes is introduced into digested separated water which is alkalized by a photo-culture of algae, whereby impurity carbon dioxide gas is removed by absorption. Accordingly, methane of high concentration is recovered and at the same ...


4
Ryoichi Haga, Masahiko Ishida, Yoji Odawara: Anaerobic digestion process of wastes containing cellulose. The Agency of Industrial Science and Technology, Birch Stewart Kolasch and Birch, April 9, 1985: US04510243 (30 worldwide citation)

The present invention relates to an anaerobic digestion process of wastes containing cellulose, in which, after liquefying by bringing wastes containing cellulose in slurry state into contact with facultative anaerobic bacteria with pH adjusted between 6.5-8.0 and oxidation-reduction potential contr ...


5
Tadashi Ishibashi, Masahiko Ishida, Yoji Odawara: Method for pretreatment of cellulosic materials. Hitachi, Antonelli Terry & Wands, May 29, 1984: US04451567 (26 worldwide citation)

The disclosure is concerned with a pretreatment process for removing lignin from lignocellulosic material so as to enhance enzymatic or microbial decomposability of cellulose. The pretreatment process comprises wetting lignocellulosic material with an alkaline aqueous solution in a manner that inter ...


6
Katsujiro Shibayama, Fukuo Iwaya, Kensaku Takahashi, Masumi Nukumi, Tatuhito Tuji, Michio Okuma, Yoji Odawara: Automatic bacterial colony transfer apparatus. Hitachi, Hitachi Electronics Engineering, Antonelli Terry & Wands, September 23, 1986: US04613573 (24 worldwide citation)

An apparatus for automatically transferring a desired one of bacterial colonies grown in a medium in a culture Petri dish onto a medium in a test Petri dish or a test tube by using a bacterial colony pick-up/transfer element of the disposable type or a bacterial colony pick-up/transfer element of th ...


7
Masahiko Ishida, Ryoichi Haga, Yoji Odawara: Treating process of garbage contained wastes. The Agency of Industrial Science and Technology, Birch Stewart Kolasch & Birch, September 8, 1981: US04288550 (21 worldwide citation)

The present invention relates to a process for digesting garbage or garbage contained wastes, particularly to a microbiological treatment which facilitates the treatment with high efficiency and economics, for the recovery of methane gas, first, by effecting an alcohol fermentation treatment by alco ...


8
Masahiko Ishida, Ryooichi Haga, Yoji Odawara: Anaerobic digestion process. The Agency of Industrial Science and Technology, Birch Stewart Kolasch & Birch, April 10, 1984: US04442006 (13 worldwide citation)

First, the organic waste slurry of sewage sludge and/or kitchen garbage is stored in a stable condition after effecting partially thereto a liquefaction treatment in advance by adding liquefying bacteria, and next this slurry is effectively digested anaerobically by way of a liquefaction/gasificatio ...


9
Norio Shimizu, Yoji Odawara, Yasunori Masaki: Method for treating waste water. Hitachi, Thomas E Beall Jr, October 26, 1982: US04356092 (8 worldwide citation)

The invention relates to an improvement of the floc-formation property of activated sludge contained in waste water.


10
Norio Shimizu, Shinichi Fukuzono, Nobuko Nishimura, Yoji Odawara, Tomoaki Sumitani: Method of controlling culture. Hitachi, Antonelli Terry & Wands, January 2, 1990: US04891310 (5 worldwide citation)

A method of controlling culture wherein cells are aerobically cultured to produce metabolite is characterized by adding substrate and/or inducer to the culture broth, judging the endpoint of the growth of the cells and/or the production of the metabolite or terminating the culture under the guidance ...



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