Sungwon Moh
25Patents
10h-index
25Co-inventors
71Inventor score
Filing activity: Feb 17, 1993 → Dec 31, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5606613A | Method for identifying a metering accounting vault to digital printer | Physics | 85 | Expired |
| US5815172A | Method and structure for controlling the energizing of an ink jet printhead in a value dispensing device such as a postage meter | Performing Operations; Transporting | 41 | Expired |
| US5377264A | Memory access protection circuit with encryption key | Physics | 39 | Expired |
| US6144950A | Postage printing system including prevention of tampering with print data sent from a postage meter to a printer | Physics | 27 | Expired |
| US6004048A | Apparatus and method for ensuring good print quality in a mail handling system including a fixed printhead/moving mailpiece subsystem | Physics | 27 | Expired |
| US5382890A | Integrated circuit driver having current limiter for brushless motor | Electricity | 26 | Expired |
| US5842800A | Multi function sensing device for printing apparatus | Performing Operations; Transporting | 23 | Expired |
| US5729716A | Memory monitoring circuit for detecting unauthorized memory access | Physics | 22 | Expired |
| US5732245A | Multi-memory access limiting circuit for a multi-memory device | Physics | 20 | Expired |
| US5651103A | Mail handling apparatus and process for printing an image column-by-column in real time | Physics | 17 | Expired |
| US5502361A | Load current limiting circuit for PWM controlled brushless motor | Electricity | 9 | Expired |
| US5664123A | Digital communication I/O port | Physics | 9 | Expired |
| US5552991A | Control system for an electronic pastage meter having a programmable application specific intergrated circuit | Physics | 9 | Expired |
| US5696685A | Control system for an electronic postage meter having a programmable print head controller | Physics | 7 | Expired |
| US5471608A | Dynamically programmable timer-counter having enable mode for timer data load and monitoring circuit to allow enable mode only upon time-out | Physics | 6 | Expired |
| US5483458A | Programmable clock module for postage metering control system | Physics | 6 | Expired |
| US8201267B2 | Cryptographic device having active clearing of memory regardless of state of external power | Physics | 5 | Active |
| US8055936B2 | System and method for data recovery in a disabled integrated circuit | Physics | 5 | Active |
| US5652796A | Data encryption control system | Electricity | 4 | Expired |
| US5974402A | Address decoder with memory wait state circuit | Physics | 3 | Expired |
| US5530840A | Address decoder with memory allocation for a micro-controller system | Physics | 2 | Expired |
| US6477512B1 | Postage metering system having multiple postage meter configuration capability | Physics | 2 | Expired |
| US5475621A | Dual mode timer-counter | Physics | 1 | Expired |
| US6847952B2 | Postage metering system having multiple postage meter configuration capability | Physics | 1 | Expired |
| US5634044A | Charge coupled device control module | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.