Itaru Yamamoto

This inventor holds 11 USPTO granted patents and 1 published patent application. Top assignees: Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo, Kumiai Chemical Industry Co., Ltd., Toyo Jozo Company, Ltd.. Active years: 1982-2001.

USPTO Granted Patents = 11 (Patent Applications = 1)

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 7

Forward Citations = 199(Granted Patents)

Location History:

Kikyo-machi, Hanajiri, Okayama-shi, Okayama-ken, JP (1984)
Okayama, JP (1982 - 2001)

Company Filing History:

3 out of 375

Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo

patents

2 out of 216

Kumiai Chemical Industry Co., Ltd.

patents

2 out of 48

Toyo Jozo Company, Ltd.

patents

4. 1 out of 1,379

Mitsui Toatsu Chemicals, Incorporated

patents

5. 1 out of 229

Senju Pharmaceutical Co., Ltd.

Yamasa Shoyu Kabushiki Kaisha

patents

8. 2 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 1982-2001

Loading Chart...

11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6248905 - Acyl derivatives of glycosyl-L-ascorbic acid (2001-06-19),

2. 5767149 - .alpha.-glycosyl-L-ascorbic acid, and it's preparation and uses (1998-06-16),

3. 5616611 - .alpha.-glycosyl-L-ascorbic acid, and its preparation and uses (1997-04-01),

4. 5137723 - .alpha.-Glycosyl-L-ascorbic acid, and its preparation and uses (1992-08-11),

5. 4914197 - Novel phosphoric diesters (1990-04-03),

6. 4910315 - 5,6-dihydroimidazo[2,1-b]thiazole-2-carboxamide derivatives of salts (1990-03-20),

7. 4760078 - Immunomodulator 1,2-dithiol-3-thione derivative composition, use method (1988-07-26),

8. 4736038 - 5,6-dihydroimidazo(2,1-b)thiazole-2-carboxamide derivatives or salts (1988-04-05),

9. 4464383 - Immunomodulator containing trithiazole pentamethine cyanine derivative (1984-08-07),

10. 4456553 - Vitamin D.sub.3 derivatives, process for preparation thereof, and (1984-06-26),

11. 4350761 - Method of and reagents for quantitative analysis of cyclic nucleotides (1982-09-21),

Title: The Innovative Contributions of Itaru Yamamoto

Introduction

Itaru Yamamoto is a prominent inventor based in Okayama, Japan. He has made significant contributions to the field of chemistry, particularly in the development of acyl derivatives of glycosyl-L-ascorbic acid. With a total of 11 patents to his name, Yamamoto's work has had a substantial impact on various industries, including food, cosmetics, and pharmaceuticals.

Latest Patents

Yamamoto's latest patents include the acyl derivatives of glycosyl-L-ascorbic acid, which exhibit higher oil-solubility than traditional L-ascorbic acid. These derivatives are designed to permeate living tissues effectively, releasing L-ascorbic acid and exerting its physiological benefits. Another notable patent is for alpha-glycosyl-L-ascorbic acid, which is formed in a solution containing L-ascorbic acid and an alpha-glucosyl saccharide. This compound is stable and hydrolyzable in vivo, making it useful as a stabilizer, antioxidant, and UV-absorbent in various applications.

Career Highlights

Throughout his career, Itaru Yamamoto has worked with Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo, where he has been able to apply his innovative ideas in practical settings. His research has led to advancements that benefit multiple sectors, showcasing his expertise and dedication to scientific progress.

Collaborations

Yamamoto has collaborated with notable individuals in his field, including Norio Muto and Toshio Miyake. These partnerships have allowed for the exchange of ideas and further innovation in the development of new compounds and applications.

Conclusion

Itaru Yamamoto's contributions to the field of chemistry and his innovative patents have made a lasting impact on the industries he has worked in. His dedication to research and development continues to inspire advancements in food, cosmetics, and pharmaceuticals.