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Palo Alto, CA, United States of America

Varian Medical Systems Technologies, Inc.

USPTO Granted Patents = 87

EPO Patents = 2

Trademarks = 12

Forward Citations = 4,375

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92 inventors (with patents filed for the assignee):

Edward J Seppi (14 out of 59 patents)

Hassan Mostafavi (10 out of 58 patents)

Marcel R Marc (8 out of 21 patents)

4. Richard E Colbeth (7 out of 33 patents)

5. Larry D Partain (7 out of 35 patents)

6. Paul Bjorkholm (7 out of 15 patents)

7. Ivan Petrov Mollov (7 out of 35 patents)

8. Gregory C Andrews (5 out of 33 patents)

9. Robert M Sutherland (5 out of 10 patents)

10. John C Ford (5 out of 12 patents)

11. Gary Fredric Virshup (5 out of 45 patents)

12. George Zentai (4 out of 11 patents)

13. James Edward Clayton (4 out of 58 patents)

14. Gard Edson Meddaugh (4 out of 9 patents)

15. Majid L Riaziat (4 out of 22 patents)

Core Competencies:

Power Variator

Volumetric X-Ray Imaging

Computed Tomography

Particle Beam Accelerator

Multi-Leaf Collimator

Radiation Therapy

X-Ray Diffraction

Contrast-Enhanced Imaging

Image Acquisition Systems

Radiation Scanning

Treatment Planning Simulation

Photosensitive Devices

87 patents: Sort by Forward Citations

1. 8143816 - Power variator (2012-03-27),

2. 8067813 - Integrated MIS photosensitive device using continuous films (2011-11-29),

3. 7831017 - Treatment planning simulation and verification system (2010-11-09),

4. 7589326 - Systems and methods for image acquisition (2009-09-15),

5. 7526065 - Volumetric X-ray imaging system with automatic image resolution enhancement (2009-04-28),

6. 7486761 - Computed tomography facilitation method and apparatus (2009-02-03),

7. 7469035 - Method to track three-dimensional target motion with a dynamical multi-leaf collimator (2008-12-23),

8. 7436932 - X-ray radiation sources with low neutron emissions for radiation scanning (2008-10-14),

9. 7432672 - Variable radiofrequency power source for an accelerator guide (2008-10-07),

10. 7423273 - Object examination by delayed neutrons (2008-09-09),

11. 7423253 - Method and apparatus for correcting excess signals in an imaging system (2008-09-09),

12. 7412029 - Treatment planning, simulation, and verification system (2008-08-12),

13. 7403638 - Method and system for monitoring breathing activity of a subject (2008-07-22),

14. 7402824 - Particle beam nozzle (2008-07-22),

15. 7402823 - Particle beam system including exchangeable particle beam nozzle (2008-07-22),

Varian Medical Systems Technologies, Inc. is a leading global manufacturer of medical devices and software for cancer treatment. With a focus on radiotherapy, radiosurgery, and proton therapy, Varian delivers advanced solutions that improve patient outcomes and quality of life. The company's innovative technologies and products help healthcare professionals in over 100 countries provide precise, personalized care to cancer patients. Varian is committed to advancing cancer treatment through continuous research, development, and collaboration with healthcare providers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

87 Patents

#30 in Palo Alto, CA

#979 in California

#4,140 in US

#8,532 in the World

Palo Alto, CA, United States of America

Varian Medical Systems Technologies, Inc.

Forward Citations = 4,375

92 inventors:

Edward J Seppi (14 out of 59 patents)

Hassan Mostafavi (10 out of 58 patents)

Marcel R Marc (8 out of 21 patents)

4. Richard E Colbeth (7 out of 33 patents)

5. Larry D Partain (7 out of 35 patents)

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