Zilog, Inc.
🏢 View company profile →241Patents
39Active
241Granted
46Portfolio score
Filing activity: Nov 9, 1978 → Aug 7, 2013 · 32 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5428252A | Power supply interruption detection and response system for a microcontroller | Emerging Cross-Sectional Technologies | 261 | Expired |
| US6407779B1 | Method and apparatus for an intuitive universal remote control system | Electricity | 259 | Expired |
| US5386251A | Television receiver with learning remote control system capable of being controlled by a remote control device manufactured by different companies | Electricity | 231 | Expired |
| US5963624A | Digital cordless telephone with remote control feature | Electricity | 187 | Expired |
| US5805834A | Hot reconfigurable parallel bus bridging circuit | Physics | 149 | Expired |
| US5493574A | Power efficient RAM disk and a method of emulating a rotating memory disk | Physics | 99 | Expired |
| US4420767A | Thermally balanced leadless microelectronic circuit chip carrier | Electricity | 96 | Expired |
| US4942553A | System for providing notification of impending FIFO overruns and underruns | Physics | 88 | Expired |
| US4605980A | Integrated circuit high voltage protection | Electricity | 85 | Expired |
| US5978127A | Light phase grating device | Physics | 79 | Expired |
| US5319753A | Queued interrupt mechanism with supplementary command/status/message information | Physics | 76 | Expired |
| US7343496B1 | Secure transaction microcontroller with secure boot loader | Emerging Cross-Sectional Technologies | 75 | Active |
| US4670749A | Integrated circuit programmable cross-point connection technique | Electricity | 74 | Expired |
| US6165846A | Method of eliminating gate leakage in nitrogen annealed oxides | Electricity | 71 | Expired |
| US5495594A | Technique for automatically adapting a peripheral integrated circuit for operation with a variety of microprocessor control signal protocols | Physics | 68 | Expired |
| US6190973A | Method of fabricating a high quality thin oxide | Electricity | 67 | Expired |
| US5231590A | Technique for modifying an integrated circuit layout | Physics | 63 | Expired |
| US5240880A | Ti/TiN/Ti contact metallization | Electricity | 57 | Expired |
| US6300796A | High voltage PMOS level shifter | Electricity | 56 | Expired |
| US5278957A | Data transfer circuit for interfacing two bus systems that operate asynchronously with respect to each other | Physics | 55 | Expired |
| US4794524A | Pipelined single chip microprocessor having on-chip cache and on-chip memory management unit | Physics | 54 | Expired |
| US6049899A | Soft errors handling in EEPROM devices | Physics | 51 | Expired |
| US5317187A | Ti/TiN/Ti contact metallization | Electricity | 50 | Expired |
| US5386469A | Firmware encryption for microprocessor/microcomputer | Electricity | 46 | Expired |
| US7259696B1 | Interactive web-based codeset selection and development tool | Physics | 42 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.