Chi Hsiang Optics Co., Ltd.

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USPTO Granted Patents = 4

Forward Citations = 3

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3 inventors (with patents filed for the assignee):

Po Hung Yao (3 out of 4 patents)

Po-Hung Yao (1 out of 15 patents)

Hsien-Ching Chang (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 10664065 - Touch sensing apparatus (2020-05-26),

2. 10474247 - Electronic devices with touch screen and optical wave plate assembly thereof (2019-11-12),

3. 10466892 - Interactive handwriting display device and interactive handwriting capture device (2019-11-05),

4. 10444859 - Digital stylus (2019-10-15),

Company Overview

Chi Hsiang Optics Co., Ltd. is a leading manufacturer of precision optical components and assemblies. With over 30 years of experience in the industry, we specialize in producing high-quality lenses, prisms, filters, and mirrors for a wide range of applications. Our state-of-the-art facilities and skilled team of engineers ensure that we deliver products that meet the highest standards of quality and performance. Visit our website to learn more about our products and services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#39 in Zhubei

#2,736 in Taiwan

Zhubei, Taiwan