Company Filing History:

13 out of 7,865

Minnesota Mining and Manufacturing Company

patents

2 out of 14,059

3m Innovative Properties Company

patents

Years Active: 1989-2001

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6255363 - Liquid inks using a gel organosol (2001-07-03),

2. 6103781 - Liquid inks using a controlled crystallinity organosol (2000-08-15),

3. 5886067 - Liquid inks using a controlled crystallinity organosol (1999-03-23),

4. 5747148 - Ink jet printing sheet (1998-05-05),

5. 5698616 - Liquid inks using a gel organosol (1997-12-16),

6. 5652282 - Liquid inks using a gel organosol (1997-07-29),

7. 5650253 - Method and apparatus having improved image transfer characteristics for (1997-07-22),

8. 5451447 - Launderable retroreflective applique with metal-azo dye (1995-09-19),

9. 5338595 - Launderable retroreflective applique with metal-azo dye (1994-08-16),

10. 5322751 - Method of making metallic coatings (1994-06-21),

11. 5283101 - Launderable retroreflective applique with binder layer comprising (1994-02-01),

12. 5262259 - Toner developed electrostatic imaging process for outdoor signs (1993-11-16),

13. 5200262 - Launderable retroreflective applique with improved retention of (1993-04-06),

14. 5089362 - Metallic toner fluid composition (1992-02-18),

15. 4839224 - Thermal transfer recording material containing chlorinated paraffin wax (1989-06-13),

Title: Innovations of Wu-Shyong Li in Liquid Ink Technology

Introduction

Wu-Shyong Li is a prominent inventor based in Woodbury, MN, known for his significant contributions to the field of liquid ink technology. With a total of 15 patents to his name, Li has developed innovative solutions that enhance the performance and quality of liquid inks used in various printing processes.

Latest Patents

Li's latest patents include groundbreaking advancements in liquid inks. One notable patent describes a liquid ink composition utilizing a gel organosol. This organosol comprises a high molecular weight (co)polymeric steric stabilizer that is covalently bonded to an insoluble, high molecular weight thermoplastic (co)polymeric core. This innovation allows for the formation of a three-dimensional gel with controlled rigidity, which significantly improves the sedimentation stability of colorants without compromising print quality or ink transfer performance. Another patent focuses on liquid inks using a controlled crystallinity organosol. This composition incorporates organosols with crystallizable polymeric moieties, resulting in improved blocking resistance and erasure resistance during ink transfer and various printing processes.

Career Highlights

Throughout his career, Wu-Shyong Li has worked with notable companies, including Minnesota Mining and Manufacturing Company and 3M Innovative Properties Company. His work in these organizations has allowed him to develop and refine his innovative ideas in liquid ink technology.

Collaborations

Li has collaborated with esteemed colleagues, including James A. Baker and Gay L. Herman, contributing to the advancement of liquid ink technologies through shared expertise and innovative ideas.

Conclusion

Wu-Shyong Li's contributions to liquid ink technology have made a significant impact on the printing industry. His innovative patents and collaborations highlight his dedication to improving ink performance and quality.

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1 patent (CIPO):

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.