Company Filing History:

11 out of 1,379

Mitsui Toatsu Chemicals, Incorporated

Years Active: 1981-2006

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7113571 - Communication system, communication management system and method (2006-09-26),

2. 5602160 - Aminoketone derivatives and use thereof (1997-02-11),

3. 5498619 - Aminoketone derivative and use thereof (1996-03-12),

4. 5338857 - Aminoketone derivatives of 1,2-oxazole and use thereof (1994-08-16),

5. 5194606 - Preparation process of aminoketones (1993-03-16),

6. 5112841 - Imidazole derivatives and antiepileptics comprising said imidazole (1992-05-12),

7. 5081672 - Automatic telephone answering apparatus (1992-01-14),

8. 5055585 - Preparation process of aminoketones (1991-10-08),

9. 4760078 - Immunomodulator 1,2-dithiol-3-thione derivative composition, use method (1988-07-26),

10. 4296112 - Cephalosporins (1981-10-20),

11. 4283398 - Cephalosporins (1981-08-11),

12. 4273932 - 4-Hydroxy-5,6,7,8-tetrahydroquinoline-3-carboxylic acids and derivatives (1981-06-16),

13. 4263302 - Quinolinecarboxylic acid substituted penicillins and pharmaceutical (1981-04-21),

Title: Akira Matsubara: Innovator in Communication Systems and Muscle Relaxants

Introduction

Akira Matsubara is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the fields of communication systems and pharmacology, holding a total of 13 patents. His innovative work has impacted various industries, showcasing his expertise and creativity.

Latest Patents

Matsubara's latest patents include a communication system and a communication management system and method. This invention discloses a communications system where distribution information is sent to communication terminal devices connected to communication lines. Additionally, a privilege is assigned to the user of the communication terminal device receiving the distribution information. Another notable patent involves aminoketone derivatives, which contain a heterocyclic ring bonded to an aminoketone moiety. These compounds are useful as effective ingredients in centrally acting muscle relaxants and pollakiurea curing agents. One specific compound, (+)3-phenyl-5-[2-(1-pyrrolidinylmethyl)butyryl] isoxazole, exhibits remarkable central muscle relaxant action compared to its racemic modification and can be effectively separated using optically active 10-camphorsulfonic acid.

Career Highlights

Throughout his career, Matsubara has worked with notable companies such as Mitsui Toatsu Chemicals, Incorporated and Sony Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to his success as an inventor.

Collaborations

Matsubara has collaborated with talented individuals in his field, including Hideki Tanada and Kazuya Sakai. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Akira Matsubara's contributions to communication systems and pharmacology highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the quality of life through effective solutions.

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