Inventor
HOFFMANN ROBERT
US38 patents
⚠️ This page may combine multiple inventors who share the name “HOFFMANN ROBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK ELECTRONICS AG
17 patentsUS11710946B2Jul 25, 2023
Gas arrester
TDK ELECTRONICS AG4 citations74
US12362118B2Jul 15, 2025
Switching device
TDK ELECTRONICS AG0 citations62
US12009171B2Jun 11, 2024
Switching device
TDK ELECTRONICS AG0 citations62
US11854757B2Dec 26, 2023
Switching device with two stationary contacts and a movable contact in a switching chamber
TDK ELECTRONICS AG0 citations62
US11462379B2Oct 4, 2022
Switching device with two stationary contacts and a movable contact in a switching chamber
TDK ELECTRONICS AG1 citations62
US11456123B2Sep 27, 2022
Switching device
TDK ELECTRONICS AG0 citations62
US11063409B2Jul 13, 2021
Gas arrester
TDK ELECTRONICS AG1 citations62
US12451312B2Oct 21, 2025
Switching device with at least one movable contact, at least one auxiliary contact, at least one spring contact and a contact plate
TDK ELECTRONICS AG1 citations59
US12597575B2Apr 7, 2026
Housing for electromechanical component
TDK ELECTRONICS AG0 citations58
US11837424B2Dec 5, 2023
Contact arrangement for a switching device and switching device
TDK ELECTRONICS AG0 citations58
US12094673B2Sep 17, 2024
Relay
TDK ELECTRONICS AG1 citations55
US11742166B2Aug 29, 2023
Switching device for switching an electrical load
TDK ELECTRONICS AG1 citations55
US11557448B2Jan 17, 2023
Switching device
TDK ELECTRONICS AG0 citations52
US11551898B2Jan 10, 2023
Switching device
TDK ELECTRONICS AG0 citations52
US11417483B2Aug 16, 2022
Power contactor and method for producing a housing body for the power contactor
TDK ELECTRONICS AG0 citations52
US11154945B2Oct 26, 2021
Method for producing a gas-tight metal-ceramic join and use of the gas-tight metal-ceramic join
TDK ELECTRONICS AG0 citations49
US12027332B2Jul 2, 2024
Switching device with rotary contact bridge
TDK ELECTRONICS AG0 citations47
HOFFMANN ROBERT
9 patentsUSD702418SApr 15, 2014
Scarf
HOFFMANN ROBERT6 citations83
USD677857SMar 19, 2013
Scarf
HOFFMANN ROBERT5 citations83
USD670888SNov 20, 2012
Scarf
HOFFMANN ROBERT6 citations83
USD695997SDec 24, 2013
Scarf
HOFFMANN ROBERT4 citations73
US8875566B2Nov 4, 2014
Method for monitoring the state of a piezoelectric injector of a fuel injection system
HOFFMANN ROBERT5 citations70
US9127632B2Sep 8, 2015
Method for detecting faulty components of an electronically regulated fuel injection system of an internal combustion engine
HOFFMANN ROBERT4 citations68
US8296044B2Oct 23, 2012
Method for the localization of a fault location within a fuel injection system
HOFFMANN ROBERT2 citations60
US8061188B2Nov 22, 2011
Method for determining a functional state of a piezoelectric injector of an internal combustion engine
HOFFMANN ROBERT6 citations60
US9587610B2Mar 7, 2017
Method for monitoring the condition of a piezo injector of a fuel injection system
HOFFMANN ROBERT0 citations51
EPCOS AG
6 patentsUS10727008B2Jul 28, 2020
Contact device for an electrical switch, and electrical switch
EPCOS AG2 citations71
US10908216B2Feb 2, 2021
Device for measuring a condition of an electric switch, electric switch and method for measuring a condition of an electric switch
EPCOS AG0 citations62
US10944243B2Mar 9, 2021
Method for producing an arrester, and arrester
EPCOS AG0 citations61
US10511158B2Dec 17, 2019
Method for producing a multiplicity of surge arresters in an assembly, surge arrester and surge arrester assembly
EPCOS AG0 citations52
US9627855B2Apr 18, 2017
Surge arrester
EPCOS AG0 citations52
US10140397B2Nov 27, 2018
Computer-implementable method for use with a surge arrester
EPCOS AG0 citations41