Patents by Inventor Chao-Min Liu
Chao-Min Liu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11928824Abstract: An approach is provided in which the approach receives an image that includes multiple image points and constructs a plane in the image based on a first subset of the plurality of image points. The approach identifies a second subset of the image points that belong to the plane and are not part of the first subset of image points, and removes the first subset of image points and the second subset of image points form the image points. The approach annotates the remaining subset of image points in the image.Type: GrantFiled: September 13, 2021Date of Patent: March 12, 2024Assignee: International Business Machines CorporationInventors: Xue Ping Liu, Dan Zhang, Yuan Yuan Ding, Chao Xin, Fan Li, Hong Bing Zhang, Xu Min
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Patent number: 11491628Abstract: An impact tool is provided, including a working portion and a handle. The working portion includes a housing which is made of rubber and a filler. The housing defines an inner space, and the filler is stuffed with the inner space. The filler is shear thickening non-Newtonian fluid. The handle is connected with the working potion.Type: GrantFiled: October 24, 2019Date of Patent: November 8, 2022Inventor: Chao-Min Liu
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Publication number: 20200306944Abstract: An impact tool is provided, including a working portion and a handle. The working portion includes a housing which is made of rubber and a filler. The housing defines an inner space, and the filler is stuffed with the inner space. The filler is shear thickening non-Newtonian fluid. The handle is connected with the working potion.Type: ApplicationFiled: October 24, 2019Publication date: October 1, 2020Inventor: Chao-Min Liu
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Publication number: 20180333832Abstract: The pipe clamp pliers includes a first and a second clamping members. The first clamping member has a first and a second ends, and further has a first pivot portion between the first and the second ends. A first clamping portion is provided at the first end. The second clamping member has a third and a fourth ends, and further has a second pivot portion between the third and the fourth ends. A second clamping portion is provided at the third end. The second pivot portion is pivotally connected with the first pivot portion. The first and the second clamping portions are formed with a first and a second horizontal grooves. At least one of a corner of the first horizontal groove near the first pivot portion and a corner of the second horizontal groove near the second pivot portion is smaller than 90 degrees.Type: ApplicationFiled: May 16, 2017Publication date: November 22, 2018Inventor: Chao-Min LIU
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Patent number: 6257425Abstract: A combinative device for clothes and towel includes towel rack and clothes shelf; wherein the towel rack is formed by several rails mounted into a plurality of holes on two vertical supports and fixed with the corresponding plugs on the outwards of the support. A T-shaped flange is disposed on the upper side of the support with several aligned holes on the rear side of the support for securing onto the wall. The clothes shelf is composed of two rhombic bars formed by two pairs of L-shaped pieces with a slot on the lower end thereof for fitting onto the foregoing T-shaped flange of the support. Numerous cross rods are mounted between two rhombic bars for disposing a few plates thereon. According to the above-mentioned structure, the towel rack and clothes shelf can be assembled together in different ways or mounted respectively depending on the demand of the users.Type: GrantFiled: March 30, 2000Date of Patent: July 10, 2001Assignee: New Hung Kuan Enterprise Co., Ltd.Inventor: Chao-Min Liu
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Patent number: 4672033Abstract: There is presented antibiotic compounds designated as Antibiotics X-14889 A, C and D of the formulas ##STR1## wherein (for X-14889A) R.sub.1 is methyl, R.sub.2 is methyl, R.sub.3 is hydrogen, R.sub.4 is methyl and R.sub.5 is hydrogen or (for X-14889C) R.sub.1 is hydrogen, R.sub.2 is methyl, R.sub.3 is hydrogen, R.sub.4 is methyl and R.sub.5 is CO.sub.2 H or ##STR2## and the pharmaceutically acceptable salts thereof. The compounds exhibit antimicrobial activity and one of the compounds X-14889C also exhibits activity against Treponema hyodysenteriae (in vitro), Plasmodium berghei and as food efficiency enhancers in ruminants.Also presented is a process to produce the above compounds and another known component Antibiotic X-14889B.Type: GrantFiled: May 23, 1985Date of Patent: June 9, 1987Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley
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Patent number: 4601984Abstract: There are provided antibiotics X-14873 A, G and H of the formulas ##STR1## wherein for X-14873A, R.sub.1 is CO.sub.2 H and R.sub.2 is ##STR2## for X-14873G, R.sub.1 is hydrogen and R.sub.2 is ##STR3## and for X-14873H, R.sub.1 is hydrogen and R.sub.2 is ##STR4## The compounds exhibit antibiotic activity. Also disclosed is a process to produce the above compounds.Type: GrantFiled: June 30, 1983Date of Patent: July 22, 1986Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, Homer D. Tresner, John Westley
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Patent number: 4591559Abstract: The present invention relates to a novel polyether ionophore antibiotic of the formula ##STR1## and its pharmaceutically acceptable salts. The compound of formula I and its salts exhibit activity as an antibacterial agent and as an anticoccidial agent.Type: GrantFiled: January 22, 1985Date of Patent: May 27, 1986Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley
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Patent number: 4582853Abstract: The present invention relates to a novel polyether ionophore antibiotic of the formula ##STR1## and its pharmaceutically acceptable salts. The compound of formula I and its salts exhibit activity as an antibacterial agent and as an anticoccidial agent.Type: GrantFiled: January 22, 1985Date of Patent: April 15, 1986Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley
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Patent number: 4537956Abstract: There is presented antibiotic compounds designated as Antibiotics X-14889 A, C and D of the formulas ##STR1## wherein (for X-14889A) R.sub.1 is methyl, R.sub.2 is methyl, R.sub.3 is hydrogen, R.sub.4 is methyl and R.sub.5 is hydrogen or (for X-14889C) R.sub.1 is hydrogen, R.sub.2 is methyl, R.sub.3 is hydrogen, R.sub.4 is methyl and R.sub.5 is CO.sub.2 H or ##STR2## and the pharmaceutically acceptable salts thereof. The compounds exhibit antimicrobial activity and one of the compounds X-14889C also exhibits activity against Treponema hyodysenteriae (in vitro), Plasmodium berghei and as food efficiency enhancers in ruminants.Also presented is a process to produce the above compounds and another known component Antibiotic X-14889B.Type: GrantFiled: November 23, 1983Date of Patent: August 27, 1985Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley
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Patent number: 4510317Abstract: The present invention relates to a novel polyether ionophore antibiotic of the formula ##STR1## and its pharmaceutically acceptable salts . . . The compound of formula I and its salts exhibit activity as an antibacterial agent and as an anticoccidial agent.Type: GrantFiled: July 28, 1983Date of Patent: April 9, 1985Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley
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Patent number: 4447533Abstract: There is presented an antibiotic compound of the formula ##STR1## and the pharmaceutically acceptable salts and esters thereof. The compound exhibits activity as an anti-swine dysentery agent and an antimicrobial agent.Also presented is a fermentation process to produce the compound of formula I.Type: GrantFiled: July 30, 1982Date of Patent: May 8, 1984Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, Homer D. Tresner, John Westley
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Patent number: 4410712Abstract: There are provided antibiotics X-14873 A, G and H of the formulas ##STR1## wherein for X-14873A, R.sub.1 is CO.sub.2 H and R.sub.2 is ##STR2## for X-14873G, R.sub.1 is hydrogen and R.sub.2 is ##STR3## and for X-14873H, R.sub.1 is hydrogen and R.sub.2 is ##STR4## The compounds exhibit antibiotic activity. Also disclosed is a process to produce the above compounds.Type: GrantFiled: March 10, 1982Date of Patent: October 18, 1983Assignee: Hoffmann-La Roche Inc.Inventors: Chao-min Liu, Homer D. Tresner, John Westley
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Patent number: 4368265Abstract: Antibiotic X-14868A having the following chemical structure ##STR1## and the pharmaceutically acceptable salts thereof is presented. Also presented is a fermentative method of producing the above antibiotic.Antibiotic X-14868A exhibits anticoccidiostatic activity.Type: GrantFiled: February 23, 1981Date of Patent: January 11, 1983Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, Barbara Prosser, John Westley
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Patent number: 4352934Abstract: There is presented an antibiotic compound of the formula ##STR1## and the pharmaceutically acceptable salts and esters thereof. The compound exhibits activity as an anti-swine dysentery agent and an antimicrobial agent.Also presented is a fermentation process to produce the compound of formula I.Type: GrantFiled: October 14, 1981Date of Patent: October 5, 1982Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, Homer D. Tresner, John Westley
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Patent number: 4294925Abstract: Monensin urethane derivatives of the formula ##STR1## wherein R.sub.1 is hydrogen, wherein R.sub.4 is alkyl, aryl, alkylaryl, arylalkyl, haloaryl, nitroaryl, haloarylalkyl, alkoxyaryl, aryloxyaryl, arylcycloalkyl, acylaryl and cycloalkyl; R.sub.2 is methyl or ethyl and R.sub.3 is-CONHR.sub.4and their pharmaceutically acceptable salts.The compounds exhibit antimicrobial activity and activity as growth promotant agents in ruminants. Further activities for this series of compounds are anticoccidial activity, antihypertensive activity, antimalarial activity and as agents in the treatment of swine dysentery.Also disclosed are a fermentative process and a semisynthetic process for producing the urethane derivatives.Type: GrantFiled: November 10, 1980Date of Patent: October 13, 1981Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley
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Patent number: 4283493Abstract: A compound of the formula ##STR1## and its pharmaceutically acceptable salts are disclosed. The compound exhibits antibacterial activity, antimalarial activity, has activity as a growth promotant for ruminants and as an agent in the treatment of swine dysentery. Also provided is a process to produce the novel compound.Type: GrantFiled: March 10, 1980Date of Patent: August 11, 1981Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley
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Patent number: 4278663Abstract: Antibiotic X-14868A having the following chemical structure ##STR1## and the pharmaceutically acceptable salts thereof is presented. Also presented is a fermentative method of producing the above antibiotic.Antibiotic X-14868A exhibits anticoccidiostatic activity.Type: GrantFiled: January 30, 1980Date of Patent: July 14, 1981Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, Barbara Prosser, John Westley
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Patent number: 4263427Abstract: Monensin urethane derivatives of the formula ##STR1## wherein R.sub.1 is hydrogen, wherein R.sub.4 is alkyl, aryl, alkylaryl, arylalkyl, haloaryl, nitroaryl, haloarylalkyl, alkoxyaryl, aryloxyaryl, arylcycloalkyl, acylaryl and cycloalkyl; R.sub.2 is methyl or ethyl and R.sub.3 is --CONHR.sub.4 and their pharmaceutically acceptable salts.The compounds exhibit antimicrobial activity and activity as growth promotant agents in ruminants. Further activities for this series of compounds are anticoccidial activity, antihypertensive activity, antimalarial activity and as agents in the treatment of swine dysentery.Also disclosed are a fermentative process and a semisynthetic process for producing the urethane derivatives.Type: GrantFiled: September 20, 1979Date of Patent: April 21, 1981Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley
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Patent number: 4221724Abstract: A compound of the formula ##STR1## and its pharmaceutically acceptable salts are disclosed. The compound exhibits antibacterial activity, antimalarial activity, has activity as a growth promotant for ruminants and as an agent in the treatment of swine dysentery. Also provided is a process to produce the novel compound.Type: GrantFiled: September 22, 1978Date of Patent: September 9, 1980Assignee: Hoffmann-La Roche Inc.Inventors: Chao-Min Liu, John Westley