Company Filing History:

45 out of 21,594

Eastman-kodak Company

Years Active: 1989-1999

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49 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 5916358 - Ink compositions containing surfactant sols comprising mixtures of solid (1999-06-29),

2. 5896155 - Ink transfer printing apparatus with drop volume adjustment (1999-04-20),

3. 5741633 - Attachment of gelatin-grafted polymer particles to pre-precipitated (1998-04-21),

4. 5726693 - Ink printing apparatus using ink surfactants (1998-03-10),

5. 5716642 - Microprecipitation of nanoparticulate pharmaceutical agents using (1998-02-10),

6. 5693461 - Mixed packet color photographic system (1997-12-02),

7. 5665331 - Co-microprecipitation of nanoparticulate pharmaceutical agents with (1997-09-09),

8. 5662883 - Microprecipitation of micro-nanoparticulate pharmaceutical agents (1997-09-02),

9. 5610002 - Photographic composition containing a thickening agent (1997-03-11),

10. 5591568 - High dye stability, high activity, low stain and low viscosity small (1997-01-07),

11. 5565309 - Oxygen barrier coated photographic agent milled dispersion particles for (1996-10-15),

12. 5560932 - Microprecipitation of nanoparticulate pharmaceutical agents (1996-10-01),

13. 5543283 - Attachment of gelatin-grafted plymer particles to pre-precipitated (1996-08-06),

14. 5536630 - Use of acid processed ossein gelatin and chain-extended acid processed (1996-07-16),

15. 5503972 - Gelatin-grafted-polymer particles as peptizer for silver halide emulsions (1996-04-02),

Title: The Innovative Contributions of Pranab Bagchi in Ink Technology

Introduction

Pranab Bagchi, based in Webster, NY, is a prolific inventor known for his significant contributions to the field of ink technology. With an impressive portfolio of 49 patents, Bagchi has transformed the way ink compositions and printing technologies are developed and utilized.

Latest Patents

Among his latest patents, one notable invention is an "Ink composition containing surfactant sols comprising mixtures of solid." This invention introduces an aqueous ink composition that includes water, a coloring agent, and solid surfactant particles. These particles consist of at least two surfactants exhibiting very low water solubility, with melting points ranging between 40°C and 90°C.

Another remarkable innovation is the "Ink transfer printing apparatus with drop volume adjustment." This invention features a liquid ink, drop-on-demand page-width printhead. It utilizes a semiconductor substrate and an array of drop-emitter nozzles, allowing for precision in ink application. The design includes an ink supply manifold, pressure means for creating a meniscus in each nozzle, heat application for precise drop control, and a mechanism for transferring poised drops onto recording media.

Career Highlights

Pranab Bagchi has had a distinguished career, contributing his expertise to renowned companies in the industry. His experience includes working at the Eastman Kodak Company, where he played a vital role in advancing imaging technologies, and Nanosystems LLC, focusing on innovative solutions in printing technology.

Collaborations

Throughout his career, Bagchi has collaborated with several notable professionals, including Brian Thomas and Steven J. Sargeant. These collaborations have undoubtedly enhanced the creative and innovative processes in his projects, leading to groundbreaking advancements in ink technology.

Conclusion

Pranab Bagchi's dedication to innovation in ink compositions and printing apparatuses marks him as a standout inventor in the industry. With nearly five decades of experience and multiple patents to his name, his work continues to influence both commercial and research applications in ink technology.

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