Company Filing History:

8 out of 31,040

Gm Global Technolgoy Operations, Inc.

2 out of 832,912

Other

patents

Years Active: 2004-2025

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12497719 - Multi-member knitting needles and methods for making the same (2025-12-16),

2. 12139829 - Swivel connector assembly (2024-11-12),

3. 11299830 - Knitting needle with swivel joint (2022-04-12),

4. 11060216 - Knitting needle with swivel joint (2021-07-13),

5. 10619273 - Interchangeable knitting needles with secure connection (2020-04-14),

6. 10443164 - Knitting needle with swivel joint (2019-10-15),

7. 9080516 - Diagnostic system and method for a variable valve lift mechanism (2015-07-14),

8. 8720409 - Oil squirter with damping vent (2014-05-13),

9. 8210003 - Knitting needle and crochet hook assembly (2012-07-03),

10. 8109138 - Method and system for estimating engine oil life based on viscosity (2012-02-07),

11. 7712441 - Predicted engine oil pressure (2010-05-11),

12. 7004131 - Engine shaft pump (2006-02-28),

13. 6920850 - Engine lubrication system (2005-07-26),

14. 6860250 - Engine lubrication system and pressure reducing valve for limiting overhead oil flow (2005-03-01),

15. 6810845 - Lubrication system using valves to meet various engine oil pressure requirements (2004-11-02),

Title: Liyun Zheng: Innovator in Knitting Needle Technologies

Introduction

Liyun Zheng is a prolific inventor based in Troy, Michigan, with an impressive portfolio encompassing 14 patents. His innovative designs focus primarily on advancements in knitting needle technology, showcasing his unique contributions to the crafting world.

Latest Patents

Among his latest patents, Zheng has developed notable inventions such as the Swivel Connector Assembly. This assembly is designed for knitting needle or crochet tool use and comprises two members wherein the first member features a cylindrical shape with a radially facing slot. This design allows the second member, equipped with radially projecting pins, to rotate about a longitudinal axis, enhancing the functionality of traditional knitting needles. Another significant patent is the Knitting Needle with Swivel Joint. This assembly incorporates a cable with cylindrical members that swivel around their longitudinal axes, allowing for relative motion between the cable and the members. This invention not only improves usability but also addresses practical concerns in knitting.

Career Highlights

Liyun Zheng has contributed his expertise at notable companies, including GM Global Technology Operations LLC and Westing Bridge LLC. His work in these organizations has emphasized the synergy between technological development and practical application in product design.

Collaborations

Throughout his career, Zheng has collaborated with talented individuals like Jeremy M. Plenzler and Aimee Zheng. These partnerships have fostered a creative environment, resulting in innovative ideas and practical solutions in the realm of knitting tools and design.

Conclusion

Liyun Zheng stands out as a noteworthy inventor in the field of knitting needle technology, with multiple patents that reflect his commitment to innovation. His latest inventions not only improve the efficiency of knitting tools but also enhance the overall user experience for crafters. As he continues to advance his work, the crafting community eagerly awaits his next groundbreaking development.

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