Patent Oppositions in welding and metal joining techniques industry

Explore the competitive field of welding and metal joining techniques where companies are constantly innovating to stay ahead. Discover the latest patent opposition trends, top companies filing and facing patent oppositions, and the most recent patents under dispute. Stay informed on patent activity in welding and metal joining techniques technology and learn how to protect your intellectual property.

Explore the top companies that have filed the most patent oppositions in the technology industry.

Explore the top companies that have faced the most patent oppositions in the technology industry.

Explore the top law firms that have filed the most patent oppositions in the technology industry.

Patent challenges are becoming increasingly common in the welding and metal joining techniques industry as companies work to protect their innovations in a highly competitive market. These legal battles can significantly impact the development and release of new technologies. Below is a list of the latest patents that have been opposed in the welding and metal joining techniques industry, offering a snapshot of the ongoing struggles over intellectual property rights. For anyone involved in this industry, understanding these patent disputes is essential for navigating its future.

Last updated on: Feb 19, 2026
Patent NumberTitleApplicantOpposition DateOpposition Name
Quick-Replace Device And Method For Welding Head Of Ultrasonic Metal Welding MachineBRANSON ULTRASCHALL NIEDERLASSUNG DER EMERSON OHGJan 9, 2026HERRMANN ULTRASCHALLTECHNIK
Method And Device For Automated Quality Control For Cutting Systems For Flexible Material PartsHEFA HOLDINGDec 8, 2025ZENNA LASER SOLUTIONS
Laser Reactive Cutting Method And Apparatus For Cutting A Thick Metal WorkpieceBYSTRONIC LASERDec 3, 2025MEISINGER
Hydraulic Workpiece Clamping DeviceROBOJOBNov 25, 2025HYDAC KINESYS
Method For Producing At Least One Workpiece Part And A Residual Workpiece From A WorkpieceWSOPTICSNov 19, 2025BYSTRONIC LASER
Component Of A Brake For A Vehicle And Method For The Production ThereofFRITZ WINTER EISENGIESSEREINov 12, 2025C4 LASER TECHNOLOGY
Aluminium Alloy Multi-Layered Brazing Sheet Material For Flux-Free BrazingNOVELIS KOBLENZSep 12, 2025GRANGES
Welding-Type Power Supply With Provision Of Feedback Based On Synergic Control Of A Welding-Type OutputILLINOIS TOOL WORKSSep 4, 2025EWM
Method For Limiting The Welding Power Of A Welding DeviceFRONIUSAug 19, 2025EWM
Metal Substrate Provided With Surface Texture And Method For Applying Such Textures On Metal SubstratesTATA STEEL NEDERLAND TECHNOLOGYAug 8, 2025THYSSENKRUPP STEEL EUROPE

To stay ahead in the competitive welding and metal joining techniques industry, companies are constantly innovating. Here are the top patents facing oppositions in the welding and metal joining techniques industry. Stay informed on the latest opposition trends and learn how to protect your intellectual property.

Last updated on: Feb 19, 2026
Patent NumberPublication DateTitleApplicantTotal Oppositions
Oct 10, 2018Multi-Layer Brazing SheetARCONIC4
Jan 12, 2022Multiply-Clad Brazing Metal SheetCONSTELLIUM NEUF BRISACH4
Feb 12, 2025Selective Laser Solidification Apparatus And MethodRENISHAW3
Feb 28, 2024Friction Brake Body For A Friction Brake, Friction Brake And Method For Producing A Friction Brake BodyBUDERUS GUSS3
Sep 9, 2020Methods And Systems For Characterizing Laser Machining Properties By Measuring Keyhole Dynamics Using InterferometryIPG PHOTONICS CANADA3
Aug 28, 2019Aluminum Composite Material Having A Corrosion Protection LayerSPEIRA3
Mar 27, 2019Method And Device For Producing A Structured Surface On A Steel Embossing RollerBOEGLI GRAVURES2
Oct 13, 2021Method Of, System And Computer Program For Machine Cutting Several Parts Of A Piece Of Material Using Controlling Rules And Variables For CuttingTOMOLOGIC2
Jan 24, 2024High-Strength Aluminum Alloy Brazing Sheet, And Method Of Manufacturing Such SheetFURUKAWA SKY ALUMINUM2
Feb 21, 2018Use Of A Cu Alloy For Brazing Components Of Exhaust Gas Systems 84-88 % Copper; 8.5-13.5% Manganese; 1.5-4 % Cobalt Or Nickel; 0 - 0.5% SiliconUMICORE2