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Masahiro Taniuchi, Tomohiro Inoue, Toshiyuki Ohsawa, Keiichi Yokoyama, Akio Hiwara, Masahiro Toriida: Ionically conductive polymeric gel electrolyte and solid battery containing the same. Mitsui Chemicals, Ricoh Company, Birch Stewart Kolasch & Birch, July 20, 1999: US05925283 (48 worldwide citation)

The present invention relates to an ionically conductive polymeric gel electrolyte for batteries having high ionic conductivity and sufficiently high solid strength. The invention has an object to provide a solid battery which prevents internal short-circuiting even if no diaphragm is used and which ...


2
Keiichi Yokoyama, Shigeru Fujita, Akio Hiwara, Yoshiaki Naruse, Masahiro Toriida, Atsuo Omaru: Non-aqueous electrolytic solutions and non-aqueous electrolyte cells comprising the same. Mitsui Petrochemical, Sony Corporation, Sherman and Shalloway, December 3, 1996: US05580684 (37 worldwide citation)

A non-aqueous electrolytic solutions which has self-distinguishing property, low reactivity to metal lithium and high withstand voltage is provided. The non-aqueous electrolytic solutions of the first invention comprise, as electrolyte, lithium salt preferably LiPF.sub.6 and, as solvent, phosphoric ...


3
Akira Awaya, Takuo Nakano, Hisashi Kobayashi, Ken E Tan, Kazutoshi Horikomi, Tadayuki Sasaki, Keiichi Yokoyama, Hiroyasu Ohno, Kozi Kato, Takumi Kitahara, Ikuo Tomino, Shigeru Isayama: Therapeutic agent for neurological diseases. Mitsui Petrochemical, Mitsui Pharmaceuticals, Sherman and Shalloway, September 25, 1990: US04959368 (33 worldwide citation)

A pharmaceutical composition comprising a pyrimidine represented by the following formula ##STR1## wherein R.sup.1 represents a hydrogen atom, an acyl group having 2 to 4 carbon atoms, an alkoxycarbonyl group having 2 to 5 carbon atoms, an alkoxycarbonylmethyl group having 3 to 5 carbon atoms, a 3,4 ...


4
Atsuo Omaru, Shigeru Fujita, Keiichi Yokoyama, Akio Hihara: Secondary battery having non-aqueous electrolyte. Sony Corporation, Mitsui Petrochemical, Hill Steadman & Simpson, October 1, 1996: US05561005 (28 worldwide citation)

A secondary battery having a non-aqueous electrolyte according to the present invention includes a negative electrode using a carbonaceous material capable of doping and undoping lithium ions as the anode material, a positive electrode using a composite oxide of lithium and-a transition metal as the ...


5
Keiichi Yokoyama, Yoshimi Kikuchi, Hisashi Yasueda: Process for efficiently producing transglutaminase through DNA recombination. Ajinomoto Co, Oblon Spivak McClelland Maier & Neustadt P C, October 27, 1998: US05827712 (27 worldwide citation)

The present invention relates to a process for producing a transglutaminase, which comprises incubating Escherichia coli expressing genes encoding a heat shock protein (DnaJ) and a transglutaminase. The transglutaminase is produced in large quantities, at low cost and has the appropriate stereostruc ...


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Yoshimi Kikuchi, Masayo Date, Yukiko Umezawa, Keiichi Yokoyama, Haruo Heima, Hiroshi Matsui: Methods for secretory production of proteins. Ajinomoto Co, Cermak & Kenealy, Shelly Guest Cermak, August 7, 2007: US07252972 (15 worldwide citation)

The object of the present invention is to provide a method of producing a heterologous protein by making a coryneform bacterium to produce and efficiently extracellularly secrete (secreto-production) an industrially useful heterologous protein. According to the present invention, a genetic construct ...


9
Keiichi Yokoyama, Koji Kato, Takumi Kitahara, Hiroyasu Ohno, Takashi Nishina, Mikio Kumakura, Akira Awaya, Takuo Nakano, Kazuyuki Watanabe, Sakae Saruta: Quinazoline compounds and antihypertensives. Mitsui Petrochemical, Cushman Darby & Cushman, March 29, 1988: US04734418 (15 worldwide citation)

Disclosed herein is an antihypertensive preparation containing, as an active component, a novel quinazoline derivative represented by the following general formula or a salt thereof: ##STR1## wherein R.sup.100 means a hydrogen atom or methoxy group, R.sup.200 and R.sup.300 denote individually a hydr ...


10
Keiichi Yokoyama, Takako Sasano, Akio Hiwara: Fluorine-substituted cyclic carbonate electrolytic solution and battery containing the same. Mitsui Chemicals, Birch Stewart Kolasch & Birch, January 4, 2000: US06010806 (14 worldwide citation)

Monofluoromethyl ethylene carbonate, difluoromethyl ethylene carbonate and trifluoromethyl ethylene carbonate are provided as novel compounds. These compounds are very useful as solvents because they are chemically and physically stable, have a high dielectric constant, can dissolve well organic sub ...



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