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: Jul 9, 2026
Patent NumberTitleApplicantOpposition DateOpposition Name
Systems And Methods For Monitoring And/Or Controlling Wobble-Processing Using Inline Coherent Imaging (Ici)IPG PHOTONICSMay 27, 2026TBK
Laser Welding System With A Laser Welding Head Having With Dual Movable Mirrors Providing Beam Movement With Limited Field Of ViewIPG PHOTONICSApr 30, 2026HOFSTETTER
Methods And Systems For Characterizing Laser Machining Properties By Measuring Keyhole Dynamics Using InterferometryIPG PHOTONICS CANADAApr 23, 2026TBK
System And Methods For Determining A Quality Score For A Part Manufactured By An Additive Manufacturing MachineGENERAL ELECTRIC TECHNOLOGYApr 20, 2026SIEMENS ENERGY
Ultrasonic Welding System And Method Of Operating An Ultrasonic Welding SystemKULICKE AND SOFFA INDUSTRIESApr 9, 2026HESSE
Apparatus And Method For Manufacturing A Three-Dimensional ObjectADDUPFeb 17, 2026RENISHAW
Frictional Brake Element For A Friction Brake Of A Motor Vehicle, Friction Brake, And Method For Producing A Frictional Brake ElementROBERT BOSCHJan 30, 2026KNORR BREMSE SYSTEME FUR NUTZFAHRZEUGE
Frictional Brake Element For A Friction Brake Of A Motor Vehicle, Friction Brake, And Method For Producing A Frictional Brake ElementROBERT BOSCHJan 29, 2026FRITZ WINTER EISENGIESSEREI
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

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: Jul 9, 2026
Patent NumberPublication DateTitleApplicantTotal Oppositions
Oct 10, 2018Multi-Layer Brazing SheetALCOA6
Jan 12, 2022Multiply-Clad Brazing Metal SheetCONSTELLIUM NEUF BRISACH5
Aug 28, 2019Aluminum Composite Material Having A Corrosion Protection LayerHYDRO ALUMINIUM ROLLED PRODUCTS5
Apr 30, 2025Frictional Brake Element For A Friction Brake Of A Motor Vehicle, Friction Brake, And Method For Producing A Frictional Brake ElementBUDERUS GUSS5
Dec 19, 2018Aluminium Alloy Brazing SheetUACJ4
May 16, 2018Brazing Sheet Of Aluminium AlloyKABUSHIKI KAISHA KOBE SEIKO SHO KOBE STEEL4
Sep 9, 2020Methods And Systems For Characterizing Laser Machining Properties By Measuring Keyhole Dynamics Using InterferometryIPG PHOTONICS CANADA4
Mar 27, 2019Method And Device For Producing A Structured Surface On A Steel Embossing RollerBOEGLI GRAVURES3
Feb 12, 2025Selective Laser Solidification Apparatus And MethodRENISHAW3
Feb 9, 2022Additive Layer Fabrication MethodBAE SYSTEMS3