Inventor · Plano, TX, US

Douglas E. Duschatko

14Patents
9h-index
20Co-inventors
68Inventor score

Filing activity: Dec 22, 1989 → Sep 20, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6982974B1 Method and apparatus for a rearrangeably non-blocking switching matrix Electricity 237 Expired
US5644788A Burst transfers using an ascending or descending only burst ordering Physics 78 Expired
US6934305B1 Method and apparatus for detecting errors in a backplane frame Electricity 52 Expired
US5524234A Coherency for write-back cache in a system designed for write-through cache including write-back latency control Physics 40 Expired
US5860111A Coherency for write-back cache in a system designed for write-through cache including export-on-hold Physics 28 Expired
US5146461A Memory error correction system distributed on a high performance multiprocessor bus and method therefor Physics 26 Expired
US6983414B1 Error insertion circuit for SONET forward error correction Electricity 24 Expired
US7551640B1 Method and apparatus for errorless frame timing adjustment Electricity 16 Expired
US5664149A Coherency for write-back cache in a system designed for write-through cache using an export/invalidate protocol Physics 15 Expired
US6973041B1 Path AIS insertion for concatenated payloads across multiple processors Electricity 8 Expired
US5572682A Control logic for a sequential data buffer using byte read-enable lines to define and shift the access window Physics 8 Expired
US6801548B1 Channel ordering for communication signals split for matrix switching Electricity 8 Expired
US5878269A High speed processor for operation at reduced operating voltage Electricity 7 Expired
US6735197B1 Concatenation detection across multiple chips Electricity 6 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.