% Expired Patents = 50.0

Forward Citations = 0

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8 inventors (with patents filed for the assignee):

I-Chun Lee (2 out of 3 patents)

Ming-Chou Ku (2 out of 2 patents)

Kun-Wei Lin (2 out of 2 patents)

4. Ivan Ku (2 out of 2 patents)

5. Shih-Chi Chan (2 out of 2 patents)

6. Tong-Wen Wang (2 out of 3 patents)

7. Kai-Che Liu (2 out of 11 patents)

8. Tsuan-Kao Lin (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 10139607 - Lightweight 3D stereoscopic surgical microscope (2018-11-27),

2. 10025083 - Adjustable dual-lens device for 3D stereoscopic surgical microscopes (2018-07-17),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#164 in Changhua

#4,255 in Taiwan

Changhua, Taiwan

Visionnaire Medtech Co., Ltd.

Forward Citations = 0

8 inventors:

I-Chun Lee (2 out of 3 patents)

Ming-Chou Ku (2 out of 2 patents)

Kun-Wei Lin (2 out of 2 patents)

4. Ivan Ku (2 out of 2 patents)

5. Shih-Chi Chan (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Visionnaire Medtech Co., Ltd.. Retrieved from https://idiyas.com/company/visionnaire-medtech-company

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]