Detlef Krischel

Varian Medical Systems, Inc. engages in the manufacture of medical devices and software for treating cancer and other medical conditions. It operates through the Oncology Systems and Proton Solutions segments. The Oncology Systems segment designs, manufactures, sells, and services hardware and software products for treating cancer with conventional radiation therapy, and advanced treatments. The Proton Solutions segment delivers proton therapy, a form of external beam radiotherapy using proton beams for the treatment of cancer. The company was founded by William Hansen, Edward Ginzton, Russell Varian, and Sigurd Varian in 1948 and is headquartered in Palo Alto, CA.

ACCEL Instruments GmbH manufactures custom designed medical research and industrial equipment. Its products include amplifiers, power, radio frequency, cyclotrons, lasers, free-electron, linear accelerators, ion, microwave cavities, monochromators, vaccum, reflectometers, optical, superconducting current leads, magnets, and cryogen. The company was founded in 1993 and is headquartered in Bergisch-Gladbach, Germany.

Bruker Advanced Supercon GmbH is a leading developer, manufacturer and vendor of specialized superconducting magnets, innovative electrotechnical energy devices, industrial process equipment and high performance synchrotron & X-ray research instrumentation. The company is headquartered in Bergisch Gladbach, Germany