Assignee
NAT SEMICONDUCTOR CORP
US·4,517 granted patents·52 pending applications·140,755 citations·filing 1970–2015
Top patents by PatentIndex Score
4,569 records- 0199US7180379B1Laser powered clock circuit with a substantially reduced clock skewNAT SEMICONDUCTOR CORP·Filed 2004·Granted Feb 20, 2007·275 cites·20 claims
- 0299US6914487B1Method and system for providing power management in a radio frequency power amplifier using adaptive envelope trackingNAT SEMICONDUCTOR CORP·Filed 2003·Granted Jul 5, 2005·183 cites·25 claims
- 0399US6348726B1Multi row leadless leadframe packageNAT SEMICONDUCTOR CORP·Filed 2001·Granted Feb 19, 2002·264 cites·12 claims
- 0499US6236278B1Apparatus and method for a fast locking phase locked loopNAT SEMICONDUCTOR CORP·Filed 2000·Granted May 22, 2001·147 cites·33 claims
- 0599US5894108APlastic package with exposed dieNAT SEMICONDUCTOR CORP·Filed 1997·Granted Apr 13, 1999·439 cites·3 claims
- 0699US5495398AStacked multi-chip modules and method of manufacturingNAT SEMICONDUCTOR CORP·Filed 1995·Granted Feb 27, 1996·383 cites·4 claims
- 0799US5422435AStacked multi-chip modules and method of manufacturingNAT SEMICONDUCTOR CORP·Filed 1992·Granted Jun 6, 1995·513 cites·40 claims
- 0899US4354162AWide dynamic range control amplifier with offset correctionNAT SEMICONDUCTOR CORP·Filed 1981·Granted Oct 12, 1982·239 cites·4 claims
- 0998US7969133B2Method and system for providing local converters to provide maximum power point tracking in an energy generating systemNAT SEMICONDUCTOR CORP·Filed 2008·Granted Jun 28, 2011·175 cites·24 claims
- 1098US7962249B1Method and system for providing central control in an energy generating systemNAT SEMICONDUCTOR CORP·Filed 2008·Granted Jun 14, 2011·137 cites·20 claims
- 1198US7679433B1Circuit and method for RF power amplifier power regulation and modulation envelope trackingNAT SEMICONDUCTOR CORP·Filed 2007·Granted Mar 16, 2010·151 cites·20 claims
- 1298US7595243B1Fabrication of semiconductor structure having N-channel channel-junction field-effect transistorNAT SEMICONDUCTOR CORP·Filed 2006·Granted Sep 29, 2009·115 cites·66 claims
- 1398US7495419B1Apparatus and method for PFM buck-or-boost converter with smooth transition between modesNAT SEMICONDUCTOR CORP·Filed 2006·Granted Feb 24, 2009·267 cites·21 claims
- 1498US7236028B1Adaptive frequency variable delay-locked loopNAT SEMICONDUCTOR CORP·Filed 2005·Granted Jun 26, 2007·61 cites·13 claims
- 1598US7236048B1Self-regulating process-error trimmable PTAT current sourceNAT SEMICONDUCTOR CORP·Filed 2005·Granted Jun 26, 2007·59 cites·16 claims
- 1698US6949421B1Method of forming a vertical MOS transistorNAT SEMICONDUCTOR CORP·Filed 2004·Granted Sep 27, 2005·240 cites·19 claims
- 1798US6548842B1Field-effect transistor for alleviating short-channel effectsNAT SEMICONDUCTOR CORP·Filed 2000·Granted Apr 15, 2003·240 cites·84 claims
- 1898US6452420B1Multi-dimensional differential signaling (MDDS)NAT SEMICONDUCTOR CORP·Filed 2001·Granted Sep 17, 2002·177 cites·20 claims
- 1998US6384397B1Low cost die sized module for imaging application having a lens housing assemblyNAT SEMICONDUCTOR CORP·Filed 2000·Granted May 7, 2002·215 cites·17 claims
- 2098US6208557B1EPROM and flash memory cells with source-side injection and a gate dielectric that traps hot electrons during programmingNAT SEMICONDUCTOR CORP·Filed 1999·Granted Mar 27, 2001·220 cites·6 claims
- 2198US6198645B1Buck and boost switched capacitor gain stage with optional shared rest stateNAT SEMICONDUCTOR CORP·Filed 1999·Granted Mar 6, 2001·395 cites·66 claims
- 2298US6130473ALead frame chip scale packageNAT SEMICONDUCTOR CORP·Filed 1998·Granted Oct 10, 2000·252 cites·8 claims
- 2398US6111431ALVDS driver for backplane applicationsNAT SEMICONDUCTOR CORP·Filed 1998·Granted Aug 29, 2000·196 cites·14 claims
- 2498US5783870AMethod for connecting packages of a stacked ball grid array structureNAT SEMICONDUCTOR CORP·Filed 1995·Granted Jul 21, 1998·350 cites·15 claims
- 2598US5614744ACMOS-based, low leakage active pixel array with anti-blooming isolationNAT SEMICONDUCTOR CORP·Filed 1995·Granted Mar 25, 1997·243 cites·4 claims
- 2698US5502289AStacked multi-chip modules and method of manufacturingNAT SEMICONDUCTOR CORP·Filed 1995·Granted Mar 26, 1996·342 cites·4 claims
- 2798US5379253AHigh density EEPROM cell array with novel programming scheme and method of manufactureNAT SEMICONDUCTOR CORP·Filed 1992·Granted Jan 3, 1995·187 cites·18 claims
- 2898US5336950AConfiguration features in a configurable logic arrayNAT SEMICONDUCTOR CORP·Filed 1993·Granted Aug 9, 1994·270 cites·10 claims
- 2998US5046043AFerroelectric capacitor and memory cell including barrier and isolation layersNAT SEMICONDUCTOR CORP·Filed 1987·Granted Sep 3, 1991·213 cites·14 claims
- 3098US4961010AOutput buffer for reducing switching induced noiseNAT SEMICONDUCTOR CORP·Filed 1989·Granted Oct 2, 1990·158 cites·24 claims
- 3198US4929882AApparatus for converting DC to DC having non-feed back variable hysteretic current-mode control for maintaining approximately constant frequencyNAT SEMICONDUCTOR CORP·Filed 1987·Granted May 29, 1990·143 cites·4 claims
- 3298US4188438AAntioxidant coating of copper parts for thermal compression gang bonding of semiconductive devicesNAT SEMICONDUCTOR CORP·Filed 1975·Granted Feb 12, 1980·108 cites·17 claims
- 3398US4079336AStacked transistor output amplifierNAT SEMICONDUCTOR CORP·Filed 1976·Granted Mar 14, 1978·73 cites·10 claims
- 3497US7915961B1Power amplifier multiple stage control for polar modulation circuitNAT SEMICONDUCTOR CORP·Filed 2008·Granted Mar 29, 2011·75 cites·20 claims
- 3597US7737743B1Phase-locked loop including sampling phase detector and charge pump with pulse width controlNAT SEMICONDUCTOR CORP·Filed 2008·Granted Jun 15, 2010·69 cites·14 claims
- 3697US7468723B1Apparatus and method for creating large display back-lightingNAT SEMICONDUCTOR CORP·Filed 2005·Granted Dec 23, 2008·92 cites·12 claims
- 3797US7419863B1Fabrication of semiconductor structure in which complementary field-effect transistors each have hypoabrupt body dopant distribution below at least one source/drain zoneNAT SEMICONDUCTOR CORP·Filed 2005·Granted Sep 2, 2008·55 cites·18 claims
- 3897US7391190B1Apparatus and method for three-phase buck-boost regulationNAT SEMICONDUCTOR CORP·Filed 2006·Granted Jun 24, 2008·170 cites·20 claims
- 3997US7378893B1Circuit and method for digital delay and circuits incorporating the sameNAT SEMICONDUCTOR CORP·Filed 2006·Granted May 27, 2008·43 cites·21 claims
- 4097US7250842B1MEMS inductor with very low resistanceNAT SEMICONDUCTOR CORP·Filed 2005·Granted Jul 31, 2007·53 cites·17 claims
- 4197US6962436B1Digitizing temperature measurement system and method of operationNAT SEMICONDUCTOR CORP·Filed 2005·Granted Nov 8, 2005·77 cites·16 claims
- 4297US6838905B1Level translator for high voltage digital CMOS processNAT SEMICONDUCTOR CORP·Filed 2002·Granted Jan 4, 2005·98 cites·16 claims
- 4397US6683368B1Lead frame design for chip scale packageNAT SEMICONDUCTOR CORP·Filed 2000·Granted Jan 27, 2004·135 cites·17 claims
- 4497US6531846B1Final discharge of a cell activated by a circuit that senses when a charging fault has occurredNAT SEMICONDUCTOR CORP·Filed 2001·Granted Mar 11, 2003·357 cites·17 claims
- 4597US6351506B1Switched capacitor filter circuit having reduced offsets and providing offset compensation when used in a closed feedback loopNAT SEMICONDUCTOR CORP·Filed 1999·Granted Feb 26, 2002·143 cites·20 claims
- 4697US6044478ACache with finely granular locked-down regionsNAT SEMICONDUCTOR CORP·Filed 1997·Granted Mar 28, 2000·322 cites·15 claims
- 4797US6020227AFabrication of multiple field-effect transistor structure having local threshold-adjust dopingNAT SEMICONDUCTOR CORP·Filed 1997·Granted Feb 1, 2000·182 cites·28 claims
- 4897US5856911AAttachment assembly for integrated circuitsNAT SEMICONDUCTOR CORP·Filed 1996·Granted Jan 5, 1999·386 cites·14 claims
- 4997US5583808AEPROM array segmented for high performance and method for controlling sameNAT SEMICONDUCTOR CORP·Filed 1994·Granted Dec 10, 1996·248 cites·20 claims
- 5097US5567634AMethod of fabricating self-aligned contact trench DMOS transistorsNAT SEMICONDUCTOR CORP·Filed 1995·Granted Oct 22, 1996·207 cites·1 claims
Showing the top 50 of 4,569 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →