Patents by Inventor Chunhua Yuan
Chunhua Yuan 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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Publication number: 20220213703Abstract: Provided are a concrete pouring guiding device and a construction method for pouring a concrete tank wall of a sewage treatment tank, wherein the concrete pouring guiding device includes a guiding element and a mounting seat configured to be fixed on an external mounting position; the guiding element is threadedly engaged with the mounting seat, so as to enable the guiding element to move in a first direction with respect to the mounting seat; in the first direction, one end of the guiding element is configured to allow concrete to flow into the guiding element, and the other end of the guiding element is configured to extend to a target position; and the first direction is a length direction of the guiding element.Type: ApplicationFiled: April 16, 2021Publication date: July 7, 2022Inventors: Cheng Feng, Changwei Wang, Yongchang Zhang, Honghua Gao, Wenliang Zhang, Chunhua Yuan
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Patent number: 10390803Abstract: The present invention provides a feces sampling and detecting device and a method for detecting feces based on the feces sampling and detecting device. The device includes a detector, a casse with detecting strips provided in the detector, a collector accommodated in the detector detachably, a feces sampler for sealing the collector detachably, and at least one puncturing part arranged at a bottom of the detector facing one side of the collector. The feces sampling and detecting device can detect collected feces quickly, thereby avoiding feces sample from nature changing in an interval period, and preventing liquid in the collector from entering the detector to influence safety of the device of the present invention.Type: GrantFiled: February 28, 2014Date of Patent: August 27, 2019Assignee: W.H.P.M. BIORESEARCH AND TECHNOLOGY CO., LTD.Inventors: John Wan, Chunhua Yuan, Qinghai Xia
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Patent number: 9535054Abstract: A body fluid testing apparatus, comprising a containing chamber having a first opening on the bottom wall thereof; a plunger chamber having a plunger contacting with the side wall thereof and having a second opening on the bottom wall thereof, wherein the plunger chamber is disposed below the bottom wall of the containing chamber and in communication with the containing chamber through the first opening; and a testing chamber having a testing card designed to contain test strips and perpendicular to the longitudinal axial of the plunger chamber, wherein the testing chamber is disposed next to the side wall of the containing chamber and in communication with the plunger chamber through the second opening. The device according to the present disclosure can carry out the test of the body fluid, even though it has no chamber on the plunger body.Type: GrantFiled: July 2, 2013Date of Patent: January 3, 2017Assignee: W.H.P.M. BIORESEARCH & TECHNOLOGY CO. LTD.Inventors: Chunhua Yuan, Qinghai Xia, John Wan
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Publication number: 20160051235Abstract: The present invention provides a feces sampling and detecting device and a method for detecting feces based on the feces sampling and detecting device. The device includes a detector, a casse with detecting strips provided in the detector, a collector accommodated in the detector detachably, a feces sampler for sealing the collector detachably, and at least one puncturing part arranged at a bottom of the detector facing one side of the collector. The feces sampling and detecting device can detect collected feces quickly, thereby avoiding feces sample from nature changing in an interval period, and preventing liquid in the collector from entering the detector to influence safety of the device of the present invention.Type: ApplicationFiled: February 28, 2014Publication date: February 25, 2016Applicant: W.H.P.M. BIORESEARCH AND TECHONOLOGY CO., LTD.Inventors: John WAN, Chunhua YUAN, Qinghai XIA
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Publication number: 20150182202Abstract: An excrement collector comprises an upper cover (100), a collecting tube (300), a bottom cover (400) and a filtering tube (200), wherein the filtering tube (200) is fixed on the upper side inside the tube cavity of the collecting tube (300); a sampling end (103) is formed on the lower part of the upper cover (100) and passes through a through hole (203) at the bottom of the filtering tube (200); the upper cover (100) is detachably integrated with the upper part of the collecting tube (300); the bottom cover (400) is detachably integrated with the lower part of the collecting tube (300); and liquid is provided in the cavity between the collecting tube (300) and the filtering tube (200).Type: ApplicationFiled: February 21, 2013Publication date: July 2, 2015Applicant: W.H.P.M. BIORESEARCH AND TECHNOLOGY CO., LTD.Inventors: John Wan, Chunhua Yuan, Qinghai Xia
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Patent number: 9017692Abstract: Provided herein is a biologically pure culture of Paenibacillus thiaminolyticus, identified as OSY-SE, as well as an antimicrobial agent isolated and/or purified from the culture having any one of SEQ ID NOs:1-3 and 64-66. The disclosure also provides compositions and articles of manufacture comprising an antimicrobial agent and/or the bacterial cell of Paenibacillus thiaminolyticus, identified as OSY-SE. Further provided are methods of use, including methods of affecting microbial activity, methods of inhibiting growth and/or proliferation of a microbe, methods of treating a condition or disease associated with the presence of a microbe, and methods of treating a microbial infection in a subject comprising contacting a microbial cell with at least one active agent of SEQ ID NOs:1-3 and 64-66 and/or the bacterial cell Paenibacillus thiaminolyticus, identified as OSY-SE. The disclosure also provides the biosynthetic machinery (e.g.Type: GrantFiled: December 5, 2012Date of Patent: April 28, 2015Assignee: Ohio State Innovation FoundationInventors: Ahmed E. Yousef, Yaoqi Guo, En Huang, Chunhua Yuan, Liwen Zhang
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Publication number: 20140007659Abstract: A body fluid testing apparatus, comprising a containing chamber having a first opening on the bottom wall thereof; a plunger chamber having a plunger contacting with the side wall thereof and having a second opening on the bottom wall thereof, wherein the plunger chamber is disposed below the bottom wall of the containing chamber and in communication with the containing chamber through the first opening; and a testing chamber having a testing card designed to contain test strips and perpendicular to the longitudinal axial of the plunger chamber, wherein the testing chamber is disposed next to the side wall of the containing chamber and in communication with the plunger chamber through the second opening. The device according to the present disclosure can carry out the test of the body fluid, even though it has no chamber on the plunger body.Type: ApplicationFiled: July 2, 2013Publication date: January 9, 2014Inventors: Chunhua YUAN, Qinghai XIA, John WAN
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Publication number: 20130164317Abstract: Provided herein is a biologically pure culture of Paenibacillus thiaminolyticus, identified as OSY-SE, as well as an antimicrobial agent isolated and/or purified from the culture having any one of SEQ ID NOs:1-3 and 64-66. The disclosure also provides compositions and articles of manufacture comprising an antimicrobial agent and/or the bacterial cell of Paenibacillus thiaminolyticus, identified as OSY-SE. Further provided are methods of use, including methods of affecting microbial activity, methods of inhibiting growth and/or proliferation of a microbe, methods of treating a condition or disease associated with the presence of a microbe, and methods of treating a microbial infection in a subject comprising contacting a microbial cell with at least one active agent of SEQ ID NOs:1-3 and 64-66 and/or the bacterial cell Paenibacillus thiaminolyticus, identified as OSY-SE. The disclosure also provides the biosynthetic machinery (e.g.Type: ApplicationFiled: December 5, 2012Publication date: June 27, 2013Inventors: Ahmed E. Yousef, Yaoqi Guo, En Huang, Chunhua Yuan, Liwen Zhang
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Patent number: 8299020Abstract: The present invention relates to a novel Paenibacillus polymyxa strain, OSY-DF, and its bioactive mutants. Also provided is a method for using a novel antimicrobial peptide, paenibacillin, isolated from the bacterial strain OSY-DF, and its bioactive variants or fragments. The invention also relates to antimicrobial compositions containing same and methods of their use.Type: GrantFiled: September 28, 2007Date of Patent: October 30, 2012Assignee: The Ohio State University Research FoundationInventors: Ahmed El-Meleigy Yousef, Zengguo He, Chunhua Yuan, Liwen Zhang, Duygu Kisla
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Publication number: 20120141423Abstract: The present invention relates to a novel Paenibacillus polymyxa strain, OSY-DF, and its bioactive mutants. Also provided is a method for using a novel antimicrobial peptide, paenibacillin, isolated from the bacterial strain OSY-DF, and its bioactive variants or fragments. The invention also relates to antimicrobial compositions containing same and methods of their use.Type: ApplicationFiled: June 23, 2009Publication date: June 7, 2012Inventors: Ahmed El-Meleigy Yousef, Zengguo He, Chunhua Yuan, Liwen Zhang, Duygu Kisla
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Publication number: 20110245152Abstract: The present invention relates to a novel Paenibacillus polymyxa strain, OSY-DF, and its bioactive mutants. Also provided is a method for using a novel antimicrobial peptide, paenibacillin, isolated from the bacterial strain OSY-DF, and its bioactive variants or fragments. The invention also relates to antimicrobial compositions containing same and methods of their use.Type: ApplicationFiled: September 28, 2007Publication date: October 6, 2011Inventors: Ahmed El-Meleigy Yousef, Zengguo He, Chunhua Yuan, Liwen Zhang, Duygu Kisla
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Patent number: 7927562Abstract: A device for collecting and analyzing a biological fluid is provided. The device contains a sample collecting section having at least one collection pad for collecting a sample of the biological fluid, a sample accommodating section operatively engageable with the sample collecting section for extracting and accommodating the sampled collected by the sample collecting section, a sample analyzing section, disposed within the sample accommodating section and having a sample analyzing means in fluid communication with the sample extracted and accommodated within the sample accommodating section.Type: GrantFiled: December 13, 2007Date of Patent: April 19, 2011Assignee: W.H.P.M. Inc.Inventors: John Wan, Zhijing Wan, Chunhua Yuan, Siyu Lei
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Publication number: 20090155124Abstract: A device for collecting and analyzing a biological fluid is provided. The device contains a sample collecting section having at least one collection pad for collecting a sample of the biological fluid, a sample accommodating section operatively engageable with the sample collecting section for extracting and accommodating the sampled collected by the sample collecting section, a sample analyzing section, disposed within the sample accommodating section and having a sample analyzing means in fluid communication with the sample extracted and accommodated within the sample accommodating section.Type: ApplicationFiled: December 13, 2007Publication date: June 18, 2009Inventors: John Wan, Zhijing Wan, Chunhua Yuan, Siyu Lei