Inventor · disambiguated record
Keith Lofstrom
Also filed as: LOFSTROM KEITH · LOFSTROM KEITH H
9 granted patents·638 citations·filing 1991–2002
92Inventor score
Top patents by PatentIndex Score
9 records- 0194US6161213ASystem for providing an integrated circuit with a unique identificationICID LLC·Filed 1999·Granted Dec 12, 2000·306 cites·20 claims
- 0289US5428800AInput/output (I/O) bidirectional buffer for interfacing I/O ports of a field programmable interconnection device with array ports of a cross-point switchCUBE INC I·Filed 1992·Granted Jun 27, 1995·64 cites·13 claims
- 0387US5416484ADifferential comparator and analog-to-digital converter comparator bank using the sameTEKTRONIX INC·Filed 1993·Granted May 16, 1995·63 cites·11 claims
- 0486US6738788B1Database system using a record key having some randomly positioned, non-deterministic bitsICID LLC·Filed 2002·Granted May 18, 2004·51 cites·14 claims
- 0585US5282271AI/O buffering system to a programmable switching apparatusI CUBE DESIGN SYSTEMS INC·Filed 1992·Granted Jan 25, 1994·49 cites·6 claims
- 0684US5202593ABi-directional bus repeaterI CUBE DESIGN SYSTEMS INC·Filed 1991·Granted Apr 13, 1993·45 cites·7 claims
- 0781USRE40188ESystem and method for providing an integrated circuit with a unique identificationICID LLC·Filed 2002·Granted Mar 25, 2008·29 cites·164 claims
- 0862US5459466AMethod and apparatus for converting a thermometer code to a gray codeTEKTRONIX INC·Filed 1995·Granted Oct 17, 1995·25 cites·15 claims
- 0938US5402061ATemperature independent current sourceTEKTRONIX INC·Filed 1993·Granted Mar 28, 1995·6 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →