Non-contact type security inspection system and method
US-10823676-B2 · Nov 3, 2020 · US
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Yi Yumin patents
Yi Yumin is listed as an inventor on 30 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yi Yumin |
| Total patents | 30 |
| First publication | Mar 26, 2015 |
| Latest publication | Nov 3, 2020 |
Notable patents
Publications ranked by popularity score, then publication date.
Spectrum inspecting apparatus
US-10663393-B2 · May 26, 2020 · US
Security inspection apparatus and method
US-10571598-B2 · Feb 25, 2020 · US
Non-contact type security inspection system and method
US-2019391080-A1 · Dec 26, 2019 · US
Raman spectroscopic detection method
US-10267678-B2 · Apr 23, 2019 · US
Raman spectrum-based object inspection apparatus and method
US-10260949-B2 · Apr 16, 2019 · US
Laser security interlocking device and corresponding method
US-10218140-B2 · Feb 26, 2019 · US
Gem identification method and apparatus
US-10036707-B2 · Jul 31, 2018 · US
Spectrum inspecting apparatus
US-2018188158-A1 · Jul 5, 2018 · US
Laser security interlocking device and corresponding method
US-2018183201-A1 · Jun 28, 2018 · US
Recent patents
Latest publications not already listed above.
Security inspection apparatus and method
US-2018180761-A1 · Jun 28, 2018 · US
Raman spectrum-based object inspection apparatus and method
US-2018180482-A1 · Jun 28, 2018 · US
Protective device and laser raman safety inspection apparatus comprising the same
US-9997266-B2 · Jun 12, 2018 · US
Safety protection device and Raman spectroscopy detection system for Raman spectroscopy detection
US-9983137-B2 · May 29, 2018 · US
Inspection methods and apparatuses for liquids
US-9746404-B2 · Aug 29, 2017 · US
Safety protection device and raman spectroscopy detection system for raman spectroscopy detection
US-2017184503-A1 · Jun 29, 2017 · US
Protective Device and Laser Raman Safety Inspection Apparatus Comprising the Same
US-2017186506-A1 · Jun 29, 2017 · US
Optical probe
US-9465189-B2 · Oct 11, 2016 · US
Methods and devices for inspecting liquid
US-9442212-B2 · Sep 13, 2016 · US
Raman spectroscopic detection method for detecting sample in vessel
US-9335270-B2 · May 10, 2016 · US
Raman spectrum measuring method for drug inspection
US-9250180-B2 · Feb 2, 2016 · US
Methods and devices for inspecting liquid
US-2016018557-A1 · Jan 21, 2016 · US
Method and device for inspection of liquid articles
US-9121811-B2 · Sep 1, 2015 · US
Optical probe
US-2015185431-A1 · Jul 2, 2015 · US
Raman spectroscopic detection method
US-2015185076-A1 · Jul 2, 2015 · US
Raman spectroscopic detection method for detecting sample in vessel
US-2015185154-A1 · Jul 2, 2015 · US
Gem identification method and apparatus
US-2015185155-A1 · Jul 2, 2015 · US
Inspection methods and apparatuses for liquids
US-2015185130-A1 · Jul 2, 2015 · US
Pesticide Residue Detection Method
US-2015185153-A1 · Jul 2, 2015 · US
Raman spectrum measuring method for drug inspection
US-2015085278-A1 · Mar 26, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Nuctech Co Ltd | 29 |
| Univ Tsinghua | 6 |
| Tsinghua Yuan | 1 |
| Nutech Company Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01N21/65 | 25 |
| G01J3/44 | 14 |
| G01J3/28 | 8 |
| G01J3/4412 | 6 |
| G01N2201/06113 | 6 |