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.
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