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Contour Optik Inc.

USPTO Granted Patents = 34

% Expired Patents = 55.9

Forward Citations = 544

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18 inventors (with patents filed for the assignee):

David Yinkai Chao (31 out of 115 patents)

Chien-Ho Lin (5 out of 5 patents)

Richard Chao (3 out of 9 patents)

4. Yung-Chang Chang (2 out of 2 patents)

5. Yu-Shun Lee (2 out of 2 patents)

6. Pin Chou (2 out of 2 patents)

7. Chien Ho Lin (1 out of 1 patent)

8. Hsien Tsung Chang (1 out of 1 patent)

9. Wei-Lien Huang (1 out of 1 patent)

10. Chang-Yung Chang (1 out of 1 patent)

11. Ruey-Hong Hung (1 out of 1 patent)

12. Hsien-Tsung Chang (1 out of 1 patent)

13. Ming Che Wu (1 out of 1 patent)

14. Yeou-Soon Lee (1 out of 1 patent)

15. George W Chao (1 out of 1 patent)

Core Competencies:

Eyeglasses

Eyewear

Magnetic Attachments

Multi-Purpose Containers

Cranial Electrotherapy

Convertible Frames

Light Sources

Auxiliary Frames

Folding Eyeglasses

Interconnecting Assembly

Resilient Mechanisms

Visual Display

34 patents: Sort by Forward Citations

1. 12504646 - Eyeglasses having temples bendable to convert between two different curved states (2025-12-23),

2. 11163179 - Eyewear and temple unit for eyewear (2021-11-02),

3. 9555233 - Electrode (2017-01-31),

4. 9433773 - Cranial electrotherapy stimulation device (2016-09-06),

5. 7681721 - System for selecting eyeglasses (2010-03-23),

6. 7490717 - System for selecting eyeglasses (2009-02-17),

7. RE40108 - Eyeglasses convertible into an eyeglass case (2008-02-25),

8. 7320397 - Eyeglasses case (2008-01-22),

9. 7226161 - Eyeglass device (2007-06-05),

10. 7198364 - Eyeglass combination having an auxiliary frame (2007-04-03),

11. 7052129 - Universal resilient shields (2006-05-30),

12. 6974226 - Magnetically attachable light assembly for glasses (2005-12-13),

13. 6948809 - Interconnecting assembly in combination with primary and auxiliary eyeglasses (2005-09-27),

14. 6929116 - Visual display of container contents (2005-08-16),

15. 6857518 - Containers with additional functionality (2005-02-22),

Contour Optik Inc. is a technology company based in Chiayi, Taiwan, specializing in advanced optical solutions. The organization focuses on the development and manufacturing of innovative optical devices and systems, catering to various industries including healthcare and consumer electronics. With a commitment to research and development, Contour Optik aims to enhance visual experiences through cutting-edge technology, positioning itself as a key player in the optical technology landscape.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

34 Patents

#3 in Chiayi

#538 in Taiwan

#19,612 in the World

Contour Optik Inc.

Forward Citations = 544

18 inventors:

David Yinkai Chao (31 out of 115 patents)

Chien-Ho Lin (5 out of 5 patents)

Richard Chao (3 out of 9 patents)

4. Yung-Chang Chang (2 out of 2 patents)

5. Yu-Shun Lee (2 out of 2 patents)

Please report any incorrect information to [email protected]

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