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Hong Kong, China

W. Haking Enterprises, Ltd.

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USPTO Granted Patents = 39

Forward Citations = 451

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17 inventors (with patents filed for the assignee):

Kwok Yan Chan (8 out of 12 patents)

Shigeru Oshima (7 out of 17 patents)

Wan C Wong (7 out of 7 patents)

4. Hari Matsuda (5 out of 35 patents)

5. Arthur J Winter (4 out of 8 patents)

6. Scott W Robinson (3 out of 3 patents)

7. Chan K Yan (3 out of 3 patents)

8. Klaus Raschke (3 out of 3 patents)

9. Wai Chung Wong (2 out of 5 patents)

10. Wilfried A Bittner (2 out of 2 patents)

11. William H Heuer (2 out of 3 patents)

12. John Logeman (1 out of 5 patents)

13. Russell E Hattis (1 out of 3 patents)

14. Helmut Wagerer (1 out of 1 patent)

15. Kwok In Son (1 out of 1 patent)

Core Competencies:

Camera Shutter

Autofocus Mechanism

Lens Assembly

Miniature Camera

Electronic Shutter

Film Transport

Exposure Control

Camera Housing

Zoom Lens

Film Advance Mechanism

Trigger Method

Double Exposure Prevention

39 patents: Sort by Forward Citations

1. 5640617 - Camera shutter and autofocus mechanism (1997-06-17),

2. 5541696 - Camera lens cover and hood assembly (1996-07-30),

3. 5268794 - Zoom lens assembly (1993-12-07),

4. 5184163 - Remote trigger method and apparatus for a camera shutter (1993-02-02),

5. D309743 - Miniature camera (1990-08-07),

6. D308880 - Miniature camera (1990-06-26),

7. 4918477 - Camera housing with gripping recesses (1990-04-17),

8. D306306 - Camera housing (1990-02-27),

9. D306305 - Camera housing (1990-02-27),

10. 4843416 - Autofocus camera system (1989-06-27),

11. 4804984 - Packaged camera assembly (1989-02-14),

12. 4797697 - Miniature 110 camera with four-panel wrapper (1989-01-10),

13. 4746946 - Miniature camera shutter mechanism (1988-05-24),

14. 4746945 - Miniature 110 camera (1988-05-24),

15. 4734731 - Filmspeed-corrected digital exposure control system for electronic (1988-03-29),

Company Overview

W. Haking Enterprises, Ltd. is a Hong Kong-based company specializing in the development and manufacturing of high-quality electronic components and systems. The organization focuses on innovative solutions across various technology domains, including telecommunications, consumer electronics, and industrial applications. With a commitment to research and development, W. Haking aims to enhance product performance and reliability, catering to both local and international markets while maintaining a strong emphasis on quality and customer satisfaction.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

39 Patents

#88 in

#817 in HK

#17,475 in the World

Hong Kong, China

W. Haking Enterprises, Ltd.

Forward Citations = 451

17 inventors:

Kwok Yan Chan (8 out of 12 patents)

Shigeru Oshima (7 out of 17 patents)

Wan C Wong (7 out of 7 patents)

4. Hari Matsuda (5 out of 35 patents)

5. Arthur J Winter (4 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: W. Haking Enterprises, Ltd.. Retrieved from https://idiyas.com/company/w-haking-enterprises

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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