Company Filing History:

10 out of 759

Benq Corporation

Years Active: 2003-2008

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7390076 - Method of sealing nozzles (2008-06-24),

2. 6964702 - Ink set for inkjet printers (2005-11-15),

3. 6899753 - Highly bleed-alleviating ink composition (2005-05-31),

4. 6855194 - Ink composition containing micro-encapsulated UV absorber and process for preparing the same (2005-02-15),

5. 6793721 - Invisible ink composition and method to ensure document confidentiality (2004-09-21),

6. 6783581 - Ink-jet ink comprising a glycol compound with grafts (2004-08-31),

7. 6706099 - Fragrant ink with microcapsule compounds to provide fragrance (2004-03-16),

8. 6706098 - Fragrant ink-jet ink (2004-03-16),

9. 6695444 - Multicolor dye set with high light-fastness and high water-fastness (2004-02-24),

10. 6669766 - Dye set and ink composition with high water-fastness (2003-12-30),

11. 6569230 - Magenta ink jet ink having a high degree of light-fastness and water-fastness (2003-05-27),

Title: Innovations by Yu-Chang Shen: Pioneering Inkjet Technology

Introduction: Yu-Chang Shen, an accomplished inventor based in Taipei, Taiwan, has made significant contributions to the field of inkjet technology. With a remarkable portfolio consisting of 11 patents, Shen’s innovative approaches have revolutionized how ink is utilized in printing applications.

Latest Patents: Among his latest patents is a groundbreaking method of sealing nozzles. This method involves creating a device with a chamber, a nozzle, and a nozzle plate, where the nozzle connects to the chamber. The process begins by filling the chamber with ink and removing any residual ink on the nozzle plate using water. After drying the nozzle plate, a specialized solution is coated on it to enhance adhesion and sealing. Finally, a flexible material is bonded to the nozzle plate, effectively sealing the nozzle.

Another notable patent by Shen is the development of an ink set specifically for inkjet printers. This ink set includes a first ink that comprises essential colorants and surfactants, alongside at least one second ink with corresponding colorants. Each ink is designed with its unique media components, specifically formulated to optimize performance and compatibility within inkjet systems.

Career Highlights: Yu-Chang Shen has held pivotal roles in prominent companies such as BenQ Corporation and Qisda Corporation. His work has emphasized innovative solutions in printing technologies, impacting the industry significantly.

Collaborations: Throughout his career, Shen has collaborated with esteemed colleagues, including Chia-Hsin Chien and In-Shan Sir, combining their expertise to drive forward-looking innovations in inkjet technology.

Conclusion: Yu-Chang Shen’s inventive spirit and technical ingenuity have led to revolutionary patents that continue to shape the future of inkjet printing. His contributions not only enhance product performance but also reflect his dedication to advancing technology in the printing industry.

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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.