Jin-Man CHO
27Patents
2h-index
43Co-inventors
57Inventor score
Filing activity: Nov 12, 1998 → Mar 22, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8447037B2 | Key tree construction and key distribution method for hierarchical role-based access control | Electricity | 5 | Active |
| US10771459B2 | Terminal apparatus, server apparatus, blockchain and method for FIDO universal authentication using the same | Electricity | 4 | Active |
| US10333714B2 | Method and apparatus for key generation based on face recognition using CNN and RNN | Physics | 2 | Active |
| US10887309B2 | Apparatus and system for managing transaction information of public organization using blockchain technology | Electricity | 2 | Active |
| US11451519B2 | Anonymous credential authentication system and method thereof | Electricity | 2 | Active |
| US10826897B2 | Method and apparatus for authentication of user using biometric | Physics | 2 | Active |
| US10599910B2 | Method and apparatus for fingerprint recognition | Physics | 1 | Active |
| US9509516B2 | Apparatus and method for providing digital signature | Electricity | 1 | Active |
| US10263969B2 | Method and apparatus for authenticated key exchange using password and identity-based signature | Electricity | 1 | Active |
| US11775674B2 | Apparatus and method for recommending user privacy control | Electricity | 0 | Active |
| US6100422A | Crystallization of alpha-L-aspartyl-L-phenylalanine methyl esther | Chemistry; Metallurgy | 0 | Expired |
| US10162953B2 | User classification apparatus and method using keystroke pattern based on user posture | Electricity | 0 | Active |
| US11299521B2 | Polypeptide and method of producing IMP using the same | Chemistry; Metallurgy | 0 | Active |
| US12346424B2 | Apparatus and method for issuing delegated credentials in decentralized identifier-based service | Physics | 0 | Active |
| US12354427B2 | Method and system for user-centered visitor access management | Physics | 0 | Active |
| US11343072B2 | Method and apparatus for providing service using kiosk | Electricity | 0 | Active |
| US6090972A | Crystallization of .alpha.-L-aspartyl-L-phenylalanine methyl ester | Chemistry; Metallurgy | 0 | Expired |
| US11829459B2 | Apparatus and method for authenticating user based on multiple biometric information | Physics | 0 | Active |
| US8883460B2 | L-ornithine or L-arginine producing strain and method for producing L-ornithine or L-arginine | Chemistry; Metallurgy | 0 | Active |
| US11584786B2 | Polypeptide and method of producing IMP using the same | Chemistry; Metallurgy | 0 | Active |
| US8859236B2 | Microorganism with improved production of 5′-xanthosine monophosphate and 5′-guanine monophosphate, and production method of 5′-xanthosine monophosphate and 5′-guanine monophosphate using same | Emerging Cross-Sectional Technologies | 0 | Active |
| US11987611B2 | Polypeptide and method of producing IMP using the same | Chemistry; Metallurgy | 0 | Active |
| US11155849B2 | IMP-producing microorganism and method of producing IMP using the same | Chemistry; Metallurgy | 0 | Active |
| US11180754B2 | Polypeptide and method of producing IMP using the same | Chemistry; Metallurgy | 0 | Active |
| US11791990B2 | Apparatus and method for managing personal information | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.