Company Filing History:

13 out of 2,560

Asahi Glass Company, Limited

where one patent can have more than one assignee

Years Active: 1983-2001

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6238047 - Ink jet recording medium for a pigment ink (2001-05-29),

2. 6187419 - Recording medium for pigment ink (2001-02-13),

3. 5624482 - Ink jet recording sheet (1997-04-29),

4. 5523149 - Alumina sol coated recording sheet (1996-06-04),

5. 5463178 - Recording sheet and process for its production (1995-10-31),

6. 5307821 - Tobacco raw material and method for its production (1994-05-03),

7. 5275867 - Recording film and recording method (1994-01-04),

8. 5264275 - Recording sheet for an ink jet printer (1993-11-23),

9. 5104730 - Recording sheet (1992-04-14),

10. 4780356 - Recording sheet (1988-10-25),

11. 4617279 - Calcium phosphate type crystallizable glass (1986-10-14),

12. 4416863 - Method for synthesizing amorphous silicon nitride (1983-11-22),

13. 4399115 - Synthesis of silicon nitride (1983-08-16),

Title: Hitoshi Kijimuta: Innovator in Ink Jet Technology

Introduction

Hitoshi Kijimuta is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of ink jet technology, holding a total of 13 patents. His innovative work has advanced the capabilities of ink jet recording mediums, particularly for pigment inks.

Latest Patents

Kijimuta's latest patents include an ink jet recording medium specifically designed for pigment ink. This invention features a substrate with a porous layer of alumina hydrate, which has a thickness ranging from 1 to 200 micrometers. Additionally, it includes a water-soluble resin layer that is formed as an upper layer, with a thickness of 0.01 to 50 micrometers. Another notable patent is a recording medium for pigment ink, which comprises a substrate, a porous layer of alumina hydrate, and a pigment-fixing layer made up of agglomerates or monodisperse particles, both having an average particle size of 0.1 to 0.5 micrometers.

Career Highlights

Throughout his career, Kijimuta has worked with notable companies such as Asahi Glass Company, Limited and Japan Tobacco Inc. His experience in these organizations has contributed to his expertise in developing advanced ink jet technologies.

Collaborations

Kijimuta has collaborated with several professionals in his field, including Katsutoshi Misuda and Shinichi Suzuki. These collaborations have further enriched his work and innovations in ink jet technology.

Conclusion

Hitoshi Kijimuta's contributions to ink jet technology through his patents and collaborations highlight his role as a key innovator in this field. His work continues to influence the development of advanced recording mediums for pigment inks.

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