The following 10 tech companies are at the forefront of developing advanced robotics for industrial automation and collaborative robots:

1. Boston Dynamics: Known for their advanced humanoid and animal-like robots such as Atlas and Spot, Boston Dynamics is focused on developing agile and dynamic robots for industrial purposes.

2. ABB Robotics: ABB is a leader in industrial robotics, providing a wide range of robotic solutions for manufacturing, assembly, and other industrial applications.

3. Fanuc: Fanuc specializes in industrial automation and robotics, offering a range of robotic arms and systems designed for high-speed and precision applications.

4. KUKA Robotics: KUKA is a provider of industrial robots and robotic systems, focusing on automating manufacturing processes in various industries.

5. Universal Robots: Universal Robots is a pioneer in collaborative robotics, offering safe and flexible robot arms designed to work alongside humans in industrial settings.

6. Yaskawa Electric Corporation: Yaskawa is a global leader in robotics and motion control, providing industrial robots and automation solutions for a wide range of applications.

7. Rethink Robotics: Rethink Robotics has developed collaborative robots like Sawyer, designed to work safely alongside human workers and improve efficiency in manufacturing and logistics.

8. Kawasaki Robotics: Kawasaki focuses on industrial robots for various applications, including assembly, welding, painting, and material handling.

9. Mitsubishi Electric: Mitsubishi Electric offers a range of industrial robots and automation solutions for improving productivity and efficiency in manufacturing processes.

10. Denso Robotics: Denso Robotics provides high-performance industrial robots for precision assembly, material handling, and other automation tasks, aiming to enhance productivity and quality in manufacturing.

It is worth noting that the landscape of robotics is continuously evolving, and new companies may emerge as leaders in this field in the future.