Company Filing History:

14 out of 122

Maruzen Petrochemical Company, Limited

patents

1 out of 1

Itaru Todorok, Director-general of Agency of Industrial Science and

patent

1 out of 1,037

Agency of Industrial Science and Technology

patents

4. 1 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 1987-2003

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6569800 - Catalyst component for polymerization of olefins, polymerization catalyst and process of polymerization of olefins by using the same (2003-05-27),

2. 6350831 - Process for the polymerization of olefins using a catalyst containing a novel catalyst component (2002-02-26),

3. 6323149 - Catalyst component and catalyst containing the component for polymerization of olefins (2001-11-27),

4. 6194344 - Process for preparing carbonaceous material carrying ultrafinely dispersed metal (2001-02-27),

5. 5736030 - Process for manufacturing fine particles of pitch with a high softening (1998-04-07),

6. 5240613 - Process for regenerating clogged filters (1993-08-31),

7. 5182011 - Process for preparing pitches (1993-01-26),

8. 5091072 - Process for preparing pitches (1992-02-25),

9. 4925547 - Process for producing pitch for the manufacture of high-performance (1990-05-15),

10. 4874502 - Method of purifying coal tars for use in the production of carbon (1989-10-17),

11. 4820401 - Process for the preparation of mesophase pitches (1989-04-11),

12. 4818449 - Process to prevent crack formation in the production of carbon fibers (1989-04-04),

13. 4789456 - Process for preparing mesophase pitches (1988-12-06),

14. 4705618 - Process for the preparation of an intermediate pitch for manufacturing (1987-11-10),

Title: The Innovations of Masatoshi Tsuchitani

Introduction

Masatoshi Tsuchitani is a prominent inventor based in Ichihara, Japan. He has made significant contributions to the field of polymerization, holding a total of 14 patents. His work has had a lasting impact on the chemical industry, particularly in the development of catalysts for olefin polymerization.

Latest Patents

Tsuchitani's latest patents include innovative technologies such as a catalyst component for the polymerization of olefins and a polymerization catalyst and process that utilizes this novel catalyst component. These advancements are crucial for improving the efficiency and effectiveness of olefin polymerization processes.

Career Highlights

Throughout his career, Tsuchitani has worked with notable companies, including Maruzen Petrochemical Company, Limited. His expertise in the field has allowed him to contribute to various projects that enhance the capabilities of polymerization technologies.

Collaborations

Tsuchitani has collaborated with esteemed colleagues such as Ryoichi Nakajima and Sakae Naito. These partnerships have fostered innovation and have been instrumental in the development of new technologies in the polymerization sector.

Conclusion

Masatoshi Tsuchitani's contributions to the field of polymerization and his numerous patents highlight his role as a leading inventor in the industry. His work continues to influence advancements in chemical processes and technologies.

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