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For the Inventor, By the Inventor

Hsinchu, Taiwan

Yi-Cheng Tsao

This inventor holds 8 USPTO granted patents. Top assignee: Lite-On It Corporation. Active years: 2004-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yi-Cheng Tsao. Retrieved from https://idiyas.com/inventor/yi-cheng-tsao

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

USPTO Granted Patents = 8

% Patents Active = 37.5

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Taipei, TW (2008 - 2010)
  • Hsinchu, TW (2004 - 2013)

Company Filing History:

goldMedal8 out of 305 
 
Lite-On It Corporation
 patents

Years Active: 2004-2013

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8 patents (USPTO):Explore Patents
1. 8381237 - Optical disc drive with positioning structure of main shaft motor (2013-02-19),
2. 7685614 - Optical disk drive (2010-03-23),
3. 7505375 - Apparatus and method of ejecting an optical disc for an optical drive (2009-03-17),
4. 7448266 - Fabrication method of optical disk drive (2008-11-11),
5. 7428738 - Gear transmission system for an optical disk drive (2008-09-23),
6. 7222350 - Gear transmission system for an optical disk drive (2007-05-22),
7. 6911749 - Spindle motor structure (2005-06-28),
8. 6697320 - Clamping device with variable clamping force (2004-02-24),

Title: Yi-Cheng Tsao: Innovator in Optical Disc Drive Technology

Introduction

Yi-Cheng Tsao is a prominent inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of optical disc drive technology. With a total of 8 patents to his name, Tsao has established himself as a key figure in innovation within this industry.

Latest Patents

One of his latest patents is an optical disc drive with a positioning structure of the main shaft motor. This invention features a traverse for an optical disc drive that includes a base, a main shaft motor, a pick-up motor, and a pick-up head module. The base consists of a bottom plate and several raised mesas, with the main shaft motor positioned on the raised mesas. The pick-up motor is located on the bottom plate, allowing the pick-up head module to move inside an opening. This design enhances the functionality of optical disc drives. Another notable patent is for an optical disk drive that is designed to read data from an optical disk. This drive includes a housing, a tray for ejecting the disk, and a read module that features a turntable and an optical read head. The turntable is equipped with engaging springs, ensuring precise alignment between the optical disk and the turntable.

Career Highlights

Yi-Cheng Tsao is currently employed at Lite-On IT Corporation, where he continues to innovate and develop new technologies. His work has significantly impacted the efficiency and performance of optical disc drives.

Collaborations

Tsao has collaborated with notable coworkers, including Chun-Lung Ho and Tsing-Sung Hsu, contributing to various projects and advancements in their field.

Conclusion

Yi-Cheng Tsao's contributions to optical disc drive technology through his patents and work at Lite-On IT Corporation highlight his role as a leading inventor in this area. His innovative designs continue to shape the future of optical data storage.

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]
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