Inventor · Fullerton, CA, US

Paul Chang

25Patents
8h-index
28Co-inventors
75Inventor score

Filing activity: Nov 12, 1992 → Oct 31, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5448565A Multiport LAN bridge Electricity 107 Expired
US6813274B1 Network switch and method for data switching using a crossbar switch fabric with output port groups operating concurrently and independently Electricity 61 Expired
US5619489A Hand-held telecommunication tester Electricity 49 Expired
US6891803B1 Telecommunications transmission test set Electricity 49 Expired
US6917595B2 Telecommunications transmission test set Electricity 35 Expired
US8902607B1 Modular electronic testing apparatus and methods Physics 23 Active
US6484273B1 Integrated EJTAG external bus interface Physics 13 Expired
US6594741B1 Versatile write buffer for a microprocessor and method using same Physics 8 Expired
US11070471B1 Switch fabric for networked virtual machines Electricity 6 Active
USD553029S1 Test meter General 6 Expired
US7340127B1 Full-band optical spectrum analyzer and method Physics 4 Expired
US11784893B1 Channelized optical wavelength division multiplexing (WDM) adaptive interface Electricity 3 Active
US8051346B2 Fault injection Physics 3 Active
US9900393B2 Systems and methods for dynamically managing capabilities on network monitoring devices Electricity 2 Active
US7499182B2 Optical signal measurement system Physics 2 Active
US6898720B2 Scalable extensible network test architecture Electricity 2 Expired
US7447921B2 Scalable extensible network test architecture Electricity 1 Active
US12015448B1 Fast frequency multiplexed optical network channel identification Electricity 1 Active
US7656807B2 Telecommunications transmissions test set Electricity 1 Active
US7595888B2 Full-band optical spectrum analyzer and method Physics 1 Active
US11595232B1 Switch fabric for a data center network having virtual machines Electricity 1 Active
US11848699B1 Systems and methods for fast end-to-end, bi-directional, fiber trunk certification Electricity 0 Active
US12321807B1 Near-field communication (NFC) on test device Electricity 0 Active
US9257858B2 Apparatus and method for controlling a charging circuit in a power over ethernet device Electricity 0 Active
US11252243B2 Systems and methods for dynamically managing capabilities on network monitoring devices Electricity 0 Active

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