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For the Inventor, By the Inventor

Ichihara, Japan

Satoru Ohtani

USPTO Granted Patents = 13


Average Co-Inventor Count = 4.3

ph-index = 5

Forward Citations = 72(Granted Patents)


Location History:

  • Waki-cho, JP (1998)
  • Kuga-gun, JP (1998)
  • Yamaguchi-ken, JP (1998)
  • Ichihara, JP (1999 - 2007)

Company Filing History:

goldMedal11 out of 1,788 
 
Mitsui Chemicals, Inc.
 patents
silverMedal2 out of 1,008 
 
Mitsui Petrochemical Industries, Ltd.
 patents

Years Active: 1998-2007

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13 patents (USPTO):Explore Patents
1. 7157540 - Olefinic polymer and process for producing the same (2007-01-02),
2. 7037998 - Olefinic polymer and process for producing the same (2006-05-02),
3. 6897268 - Fluidized bed polymerization apparatus and an olefin polymerization process (2005-05-24),
4. 6891002 - Process for producing polyolefin (2005-05-10),
5. 6858681 - Process for producing olefinic polymer (2005-02-22),
6. 6472484 - Processes for producing polyolefin composition (2002-10-29),
7. 6461573 - Fluidized bed polymerization apparatus having temperature distribution monitoring (2002-10-08),
8. 6407184 - Method of multistage gas phase polymerization, apparatus therefor and device for reducing entrainment of subcomponents in polymer powder in apparatus for multistage gas phase polymerization (2002-06-18),
9. 6013741 - Method of terminating gas phase polymerization of olefin, method of (2000-01-11),
10. 5990272 - Method of treating polyolefin (1999-11-23),
11. 5804678 - Process for gas phase polymerization of olefin (1998-09-08),
12. 5799412 - Drying solid polymer apparatus (1998-09-01),
13. 5753191 - Gas distributor plate for a gas phase polymerization apparatus (1998-05-19),

Title: Satoru Ohtani: Innovator in Olefinic Polymer Technology

Introduction

Satoru Ohtani is a prominent inventor based in Ichihara, Japan, known for his significant contributions to olefinic polymer technology. With a remarkable portfolio of 13 patents, Ohtani has made strides in the development of processes and materials that are vital to modern industry.

Latest Patents

Among his latest innovations, Satoru Ohtani has developed a groundbreaking patent for an olefinic polymer characterized by a n-decane-soluble content of 10% by weight or less. Additionally, this polymer boasts a minimal content of a ligand with a cyclopentadienyl structure, at just 5 parts per billion by weight or less. The process for producing this olefinic polymer involves (co)polymerizing olefins in a gas phase utilizing a fluidized-bed reactor. This includes a polymerization step where saturated aliphatic hydrocarbons are maintained at concentrations between 2 to 30 mol % and a ligand removing step that ensures the purity of the resulting polymer.

Career Highlights

Satoru Ohtani has worked with leading companies in the chemical industry, including Mitsui Chemicals, Inc. and Mitsui Petrochemical Industries, Ltd. His expertise in polymer chemistry has enabled him to lead initiatives that focus on improving efficiency and quality in polymer production processes.

Collaborations

Throughout his career, Ohtani has collaborated with talented professionals in the field, including notable colleagues like Shinji Abe and Tomohiro Arase. These partnerships have played a crucial role in driving forward innovative solutions and enhancing the capabilities of the companies he has worked with.

Conclusion

Satoru Ohtani's contributions to the field of olefinic polymer technology are a testament to his innovative spirit and dedication to advancement in materials science. His patents not only exemplify his technical expertise but also pave the way for future developments in the industry, making him a key figure in the landscape of modern chemistry.

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