Company Filing History:
2 out of 2 
1 out of 283 Years Active: 1986-2013
Title: Janos Feher: Innovator in Retinal Function Testing
Introduction
Janos Feher is a notable inventor based in Budapest, Hungary. He has made significant contributions to the field of ophthalmology, particularly in the testing of retinal function. With a total of 3 patents to his name, Feher's work has the potential to enhance the understanding and diagnosis of visual pathway functions.
Latest Patents
One of Janos Feher's latest patents is a system and method for testing retinal function. This innovative method involves stimulating optokinetic nystagmus by presenting a visual stimulus to a patient. The process includes modifying two parameters of the visual stimulus and using the modified stimulus to determine a threshold stimulus for optokinetic nystagmus. The parameters selected for modification include the pattern of the visual stimulus, its width, the distance between the stimulus and the patient, spatial frequency, rate of change or temporal frequency, and contrast between elements of the visual stimulus.
Career Highlights
Throughout his career, Janos Feher has worked with various companies, including Preventive Ophthalmics and Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara Rt. His experience in these organizations has contributed to his expertise in the field of retinal function testing.
Collaborations
Janos Feher has collaborated with notable individuals in his field, including Jerome A Legerton and Akos Feher. These collaborations have likely enriched his research and development efforts.
Conclusion
Janos Feher's innovative work in retinal function testing showcases his dedication to advancing ophthalmic science. His patents and collaborations reflect a commitment to improving diagnostic methods in the field.