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For the Inventor, By the Inventor

Niigata, Japan

Hiroyasu Kokubo

USPTO Granted Patents = 15

Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 117(Granted Patents)


Location History:

  • Joetu, JP (1991)
  • Joetsu, JP (1994)
  • Niigata, JP (1989 - 1998)
  • Nakakubiki-gun, JP (1996 - 2001)
  • Kubiki-Mura, JP (1998 - 2001)
  • Tokyo, JP (2011)

Company Filing History:

goldMedal15 out of 5,978 
 
Shin-etsu Chemical Co., Ltd.
 patents

Years Active: 1989-2011

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15 patents (USPTO):Explore Patents
1. 8021690 - Solid preparation coated with a film coating layer and film coating agent (2011-09-20),
2. 6258799 - Aqueous coating composition and process for preparing solid pharmaceutical preparation (2001-07-10),
3. 6171616 - Solid preparation and a method of manufacturing it (2001-01-09),
4. 5837291 - Enteric preparation coated with a non-solvent enteric coating agent (1998-11-17),
5. 5789014 - Method of manufacturing a solid preparation coated with non-solvent (1998-08-04),
6. 5776501 - Coating base for solid enteric pharmaceutical preparations (1998-07-07),
7. 5750148 - Method for preparing solid enteric pharmaceutical preparation (1998-05-12),
8. 5700929 - Base for coating solid enteric pharmaceutical preparations (1997-12-23),
9. 5681382 - Rapidly soluble coating composition and method for preparing same (1997-10-28),
10. 5560930 - Method for preparing aqueous emulsion for coating solid pharmaceutical (1996-10-01),
11. 5512092 - Method for preparing aqueous emulsion for coating solid pharmaceutical (1996-04-30),
12. 5372998 - Powdery material for preparing drug-coating solution (1994-12-13),
13. 5008113 - Method for preparing film coated pharmaceutical preparations and method (1991-04-16),
14. 4948622 - Method for the preparation of coated solid medicament form (1990-08-14),
15. 4837033 - Method for the preparation of a coated solid medicament (1989-06-06),

Title: Innovations of Hiroyasu Kokubo

Introduction

Hiroyasu Kokubo is a prominent inventor based in Niigata, Japan. He has made significant contributions to the field of solid preparations and pharmaceutical coatings. With a total of 15 patents to his name, Kokubo's work has advanced the technology surrounding drug delivery systems.

Latest Patents

Kokubo's latest patents include a solid preparation coated with a film coating layer and a film coating agent. This invention addresses the complexities of production processes and the low strength of solid preparations. It provides solid preparations that feature two or more colors or patterns, achieved by irradiating parts of the film coating layer with light. Another notable patent is an aqueous coating composition and process for preparing solid pharmaceutical preparations. This composition enhances the bioavailability of the coated preparation by forming a film that exhibits acid resistance and solubility at around pH 4.

Career Highlights

Kokubo is currently employed at Shin-Etsu Chemical Co., Ltd., where he continues to innovate in the field of pharmaceutical preparations. His work has been instrumental in developing new methods and compositions that improve the efficacy of solid preparations.

Collaborations

Kokubo has collaborated with notable coworkers, including Naosuke Maruyama and Tohru Chiba. Their combined expertise has contributed to the success of various projects and patents.

Conclusion

Hiroyasu Kokubo's contributions to the field of solid preparations and pharmaceutical coatings have made a significant impact. His innovative patents and collaborations reflect his dedication to advancing technology in this area.

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