I-Hsien Liu

This inventor holds 13 USPTO granted patents and 1 published patent application, primarily in Projection Technology. Top assignee: Coretronic Corporation. Active years: 2004-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: I-Hsien Liu. Retrieved from https://idiyas.com/inventor/i-hsien-liu

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

Calculating rank

USPTO Granted Patents = 13 (Patent Applications = 1)

% Patents Active = 61.5

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 30(Granted Patents)

Location History:

Miao-Li County, TW (2007)
Hsin-Chu, TW (2004 - 2021)

Company Filing History:

13 out of 1,264

Coretronic Corporation

patents

Years Active: 2004-2021

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Areas of Expertise:

Lens Structure

Projection Apparatus

Adjusting Assembly

Light Source Module

Optical Projector

Projector Circuit Board

Projection Angle

Projecting Apparatus

Projection Device

Fixture for Projection

Light Source Apparatus

13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11048149 - Lens structure and projection apparatus (2021-06-29),

2. 10496124 - Projector and adjusting assembly (2019-12-03),

3. 10120269 - Projection apparatus with device for adjusting projection angle of projection image (2018-11-06),

4. 9491423 - Projection device (2016-11-08),

5. 8585219 - Projection device (2013-11-19),

6. 8313200 - Light source apparatus and projection device (2012-11-20),

7. 8029148 - Projecting apparatus (2011-10-04),

8. 7980709 - Optical projector with a partition element defining two accommodating spaces (2011-07-19),

9. 7883215 - Projector and projector circuit board thereof (2011-02-08),

10. 7828469 - Light source module of projector (2010-11-09),

11. 7798657 - Projection apparatus (2010-09-21),

12. 7309130 - Fixture for projection system (2007-12-18),

13. 6719431 - Adjusting apparatus for projector (2004-04-13),

Title: I-Hsien Liu: Innovator in Lens and Projection Technology

Introduction

I-Hsien Liu is a prominent inventor based in Hsin-Chu, Taiwan. He has made significant contributions to the fields of lens structures and projection apparatuses. With a total of 13 patents to his name, Liu continues to push the boundaries of optical technology.

Latest Patents

Liu's latest patents include innovative designs such as a lens structure and a projector with an adjusting assembly. The lens structure features a lens barrel, a frame, a first lens module, a second lens module, and an elastic sleeve. This design allows for improved functionality and efficiency in optical applications. The projector patent includes a main body with a casing, light source, light valve, and projection lens, along with an adjusting assembly that enhances user experience and adaptability.

Career Highlights

I-Hsien Liu is currently employed at Coretronic Corporation, where he applies his expertise in optical technologies. His work has been instrumental in developing advanced projection systems that are widely used in various industries.

Collaborations

Liu has collaborated with notable colleagues such as Chien-Ming Peng and Tung-Yi Ko, contributing to the advancement of innovative technologies in their field.

Conclusion

I-Hsien Liu's contributions to lens and projection technology exemplify his dedication to innovation. His patents reflect a commitment to enhancing optical systems, making him a key figure in the industry.

Profile summary based on public USPTO records.

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]

1 patent pending: