Inventor
TOEPKE TODD M
US25 patents
⚠️ This page may combine multiple inventors who share the name “TOEPKE TODD M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FISHER ROSEMOUNT SYSTEMS INC
18 patentsUSD885215SMay 26, 2020
Handheld maintenance tool
FISHER ROSEMOUNT SYSTEMS INC12 citations93
USD790997SJul 4, 2017
Handheld maintenance tool
FISHER ROSEMOUNT SYSTEMS INC10 citations91
US10554644B2Feb 4, 2020
Two-factor authentication for user interface devices in a process plant
FISHER ROSEMOUNT SYSTEMS INC8 citations83
USD856831SAug 20, 2019
Handheld maintenance tool
FISHER ROSEMOUNT SYSTEMS INC5 citations83
USD818857SMay 29, 2018
Handheld maintenance tool
FISHER ROSEMOUNT SYSTEMS INC8 citations83
US9805528B1Oct 31, 2017
Authentication and authorization to control access to process control devices in a process plant
FISHER ROSEMOUNT SYSTEMS INC17 citations82
US10270853B2Apr 23, 2019
Process control communication between a portable field maintenance tool and an asset management system
FISHER ROSEMOUNT SYSTEMS INC9 citations81
US11605037B2Mar 14, 2023
Fleet management system for portable maintenance tools
FISHER ROSEMOUNT SYSTEMS INC2 citations71
US10599134B2Mar 24, 2020
Portable field maintenance tool configured for multiple process control communication protocols
FISHER ROSEMOUNT SYSTEMS INC4 citations70
US10374873B2Aug 6, 2019
Process control communication between a portable field maintenance tool and a process control instrument
FISHER ROSEMOUNT SYSTEMS INC3 citations70
US10375162B2Aug 6, 2019
Process control communication architecture
FISHER ROSEMOUNT SYSTEMS INC4 citations70
US10764083B2Sep 1, 2020
Portable field maintenance tool with resistor network for intrinsically safe operation
FISHER ROSEMOUNT SYSTEMS INC2 citations69
US10481627B2Nov 19, 2019
Connection check in field maintenance tool
FISHER ROSEMOUNT SYSTEMS INC2 citations68
USD950406SMay 3, 2022
Handheld maintenance tool
FISHER ROSEMOUNT SYSTEMS INC0 citations61
US12530643B2Jan 20, 2026
Fleet management system for portable maintenance tools
FISHER ROSEMOUNT SYSTEMS INC0 citations60
US10270215B2Apr 23, 2019
Two-prong plug of a single lead set for supplying fieldbus communication and power from a handheld maintenance tool in a hazardous area
FISHER ROSEMOUNT SYSTEMS INC0 citations49
US9709602B2Jul 18, 2017
Method for supplying fieldbus communication and power from a handheld maintenance tool in a hazardous area using a single lead set
FISHER ROSEMOUNT SYSTEMS INC1 citations49
US10585422B2Mar 10, 2020
Portable field maintenance tool system having interchangeable functional modules
FISHER ROSEMOUNT SYSTEMS INC0 citations37