Inventor · Meudon, FR

Joseph Rialan

20Patents
13h-index
7Co-inventors
74Inventor score

Filing activity: Dec 21, 1976 → Apr 15, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5822273A Seismic acquisition and transmission system with functions decentralization Physics 112 Expired
US5550787A Seismic acquisition system with decentralized processing means Physics 58 Expired
US4908803A Semi-sequential transmission method and system using simultaneously several radio transmission frequencies for connecting a seismic reception assembly to a central control and recording laboratory Physics 51 Expired
US5706250A Seismic transmission method and system utilizing concentration units Physics 50 Expired
US5276655A Method and device for simplifying the localization of a subsurface zone within the scope of a seismic exploration Physics 40 Expired
US4583206A Device for the sequential transmission of signals by radio or by cable, between a central control system and data acquisition apparatuses Physics 38 Expired
US4905205A Method for transmitting to a central recording device seismic data collected by acquisition apparatus distributed over the ground and a device for implementing same Electricity 37 Expired
US4979152A Device for transmitting signals by radio and cable between a central control and recording system and data acquisition devices Physics 32 Expired
US4815044A Seismic signal transmission system using relay radios Physics 31 Expired
US4120272A Device for optimum control of the sparking time of a spark ignition engine, during its operation Emerging Cross-Sectional Technologies 24 Expired
US4628494A Method for the remote control of signal acquisition devices by means of a narrow passband transmission channel and a device for the implementation of the method Physics 17 Expired
US5563847A Seismic signal acquisition method and device Physics 14 Expired
US4897821A Method and device for initializing data, and particularly seismic data, acquisition apparatus Physics 13 Expired
US4449120A Method for amplifying multiplexed signals through different gain amplification units for selecting an optimum gain signal and device therefore Electricity 13 Expired
US4712199A Process for controlling the storage of data received by a seismic recording system and a device for implementing same Physics 13 Expired
US4549513A Method for the automatic adjustment of the ignition initiation control time in an internal combustion engine Emerging Cross-Sectional Technologies 13 Expired
US5351244A Seismic transmission method and device for a very low error rate Physics 11 Expired
US4285315A Method and device for automatically adjusting the spark advance of a controlled ignition engine Emerging Cross-Sectional Technologies 9 Expired
US4715341A Method of and device for automatically adjusting the ignition timing of a controlled ignition engine Emerging Cross-Sectional Technologies 4 Expired
US4213429A Method and device for automatically adjusting the spark advance of a controlled ignition engine Emerging Cross-Sectional Technologies 3 Expired

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