Fujinon Sano Corporation

Calculating rank

USPTO Granted Patents = 4

% Expired Patents = 75.0

Forward Citations = 0

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10 inventors (with patents filed for the assignee):

Keiji Komiya (2 out of 3 patents)

Hajime Kurahashi (1 out of 5 patents)

Yoshiji Kawamura (1 out of 7 patents)

4. Shigeru Kato (1 out of 4 patents)

5. Takashi Sekiguchi (1 out of 3 patents)

6. Kazuo Endo (1 out of 1 patent)

7. Katsumi Endo (1 out of 6 patents)

8. Hideyuki Matsushita (1 out of 1 patent)

9. Hatsuo Hirose (1 out of 1 patent)

10. Iwao Yokoyama (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 7440191 - Method for manufacturing cross prism (2008-10-21),

2. 7245437 - Collimator lens for optical pickup (2007-07-17),

3. 7196854 - Complex optical element and method for manufacturing thereof (2007-03-27),

4. 7130123 - Polarization conversion element and optical system containing such polarization conversion element (2006-10-31),

Company Overview

Fujinon Sano Corporation is a leading manufacturer of optical products, specializing in high-quality lenses and imaging solutions. With over 60 years of experience, the company has established a strong reputation for innovation and excellence in the industry. Fujinon Sano Corporation is committed to delivering cutting-edge technology and superior customer service to meet the evolving needs of its clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

4 Patents

#3 in Sano

#7,591 in Japan

Sano, Japan