1
Masashi Mitsuhata, Fumio Watanabe, Toshihiko Kumazawa: Silver catalyst for production of ethylene oxide. Nippon Shokubai Kagaku Kogyo, Omri M Behr, January 11, 1983: US04368144 (31 worldwide citation)

A silver catalyst for the production of ethylene oxide, comprising a granular .alpha.-alumina carrier having a sodium content of not more than 0.07% by weight and a specific surface area within the range of from 0.5 to 5 m.sup.2 /g, a finely divided metallic silver deposited on said carrier in an am ...


2
Masashi Mitsuhata, Shin ichi Nagase, Takahiko Nakai, Toshihiko Kumazawa: Method for manufacture of silver catalyst for production of ethylene oxide. Nippon Skokubai Kagaku Kogyo, Omri M Behr, June 21, 1983: US04389338 (31 worldwide citation)

In a method for the manufacture of a silver catalyst having silver deposited on a porous inorganic carrier in conjunction with at least one reaction accelerator selected from the group consisting of alkali metals and thallium to be used for the production of ethylene oxide, the improvement comprisin ...


3
Toshihiko Kumazawa, Takeshi Yamamoto, Hiroshi Odanaka: Process for the production of alkylene glycols. Nippon Shokubai Kaguku Kogyo, Omri M Behr, July 7, 1981: US04277632 (28 worldwide citation)

A process for the production of alkylene glycols, which comprises causing a corresponding alkylene oxide to react with water in the presence of a catalyst of at least one member selected from the group consisting of molybdenum and tungsten.


4
Hiroshi Odanaka, Minoru Saotome, Toshihiko Kumazawa: Process for the production of alkylene glycols. Nippon Shokubai Kagaku Kogyo, Omri M Behr, August 11, 1981: US04283580 (22 worldwide citation)

A process for the production of alkylene glycols, which comprises causing a corresponding alkylene carbonate to react with water in the presence of a catalyst of at least one member selected from the group consisting of molybdenum and tungsten.


5
Masashi Mitsuhata, Toshihiko Kumazawa, Isamu Kiguchi: Process for preparing ethylene oxide. Nippon Shokubai Kagaku Kogyo, Sherman & Shalloway, August 2, 1977: US04039561 (21 worldwide citation)

A process for preparing ethylene oxide by the catalytic vapor phase oxidation of ethylene with molecular oxygen in the presence of a catalytic composition whose constituent metallic elements and atomic ratio are represented by the general formula


6
Masashi Mitsuhata, Toshihiko Kumazawa, Isamu Kiguchi: Process for preparing silver-supported catalyst for the production of ethylene oxide. Nippon Shokubai Kagaku Kogyo, Sherman & Shalloway, February 3, 1981: US04248740 (18 worldwide citation)

An improved process for preparing a silver-supported catalyst for use in the production of ethylene oxide by catalytic vapor phase oxidation of ethylene with molecular oxygen, which comprises impregnating a porous inorganic carrier with a solution of a silver compound containing a reducing compound, ...


7
Kenji Aida, Takeshi Yamamoto, Toshihiko Kumazawa: Apparatus for mixing gases. Nippon Shokubai Kagaku Kogyo, Behr & Adams, November 15, 1983: US04415508 (16 worldwide citation)

An apparatus for mixing a hydrocarbon-containing gas flow with a molecular oxygen-containing gas flow, wherein at least one aqueous medium sealing zone allowing the hydrocarbon-containing gas flow to pass therethrough is provided by sealing a side of said introduced gas flow with an aqueous medium, ...


8
Fumio Watanabe, Masashi Mitsuhata, Toshihiko Kumazawa: Process for production of ethylene oxide. Nippon Shokubai Kagaku Kogyo, Omri M Behr, March 8, 1983: US04376209 (12 worldwide citation)

A process for the production of ethylene oxide by the vapor-phase catalytic oxidation of ethylene with molecular oxygen, which process comprises passing a mixed gas containing ethylene and molecular oxygen through a catalyst bed filled with a silver catalyst and subsequently passing the resultant re ...


9
Kenji Aida, Takeshi Yamamoto, Toshihiko Kumazawa: Method for mixing gases and apparatus used therefor. Nippon Shokubai Kagaku Kogyo, Omri M Behr, March 17, 1981: US04256604 (7 worldwide citation)

A method for mixing a hydrocarbon-containing gas flow with a molecular oxygen-containing gas flow, wherein at least one aqueous medium sealing zone allowing the hydrocarbon-containing gas flow to pass therethrough is provided by sealing a side of introducing said gas flow with an aqueous medium and ...


10
Takeshi Matsuoka, Shinji Koga, Takuji Kouzuma, Issei Yoshioka, Atsuhisa Nishimura, Homare Itou, Toshihiko Kumazawa, Takashi Kuroyanagi: Hemoglobin A1c determination method, enzyme to be used therefor, and production method thereof. Asahi Kasei Pharma Corporation, Ichibiki, Greenblum and Bernstein, September 15, 2009: US07588910 (6 worldwide citation)

There is provided a method for specifically determining a glycated β-chain N-terminal of glycated hemoglobin using enzymes without a separation operation, and a determination reagent kit therefor. A protease that cleaves a glycated amino acid and/or a glycated peptide from a glycated β-chain N-termi ...