Nobuki Kobayashi

This inventor holds 7 USPTO granted patents. Top assignees: Mitsui Toatsu Chemicals, Incorporated, Mitsui Toatsu Kagaku Kabushiki Kaisha (Mitsui Toatsu Chem., Inc.). Active years: 1976-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuki Kobayashi. Retrieved from https://idiyas.com/inventor/nobuki-kobayashi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 4.3

ph-index = 6

Forward Citations = 118(Granted Patents)

Location History:

Yokohama, JA (1976 - 1977)
Yokohama, JP (1979 - 1984)
Mobara, JP (1994)

Company Filing History:

6 out of 1,379

Mitsui Toatsu Chemicals, Incorporated

patents

1 out of 2

Mitsui Toatsu Kagaku Kabushiki Kaisha (Mitsui Toatsu Chem., Inc.)

patents

Years Active: 1976-1994

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5334473 - Continuous method of treating polymer reaction mixture (1994-08-02),

2. 4455360 - Electrophotographic toner comprising cinnamic acid (1984-06-19),

3. 4142018 - Process for forming metallic finish coatings (1979-02-27),

4. 4139672 - Process for forming a coating having a metallic finish (1979-02-13),

5. 4048136 - Metallic tone powder coating composition (1977-09-13),

6. 4042645 - Process for producing thermosetting finishing powders (1977-08-16),

7. 3954898 - Powder coating of epoxy resin, acrylic copolymer and tertiary amine (1976-05-04),

Title: Nobuki Kobayashi: Innovator in Polymer Technology

Introduction

Nobuki Kobayashi is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of polymer technology, holding a total of 7 patents. His work primarily focuses on advancements in electrophotographic toners and methods for treating polymer reaction mixtures.

Latest Patents

Kobayashi's latest patents include a continuous method of treating a polymer reaction mixture. This innovative method allows for the continuous separation of a styrene polymer and volatile ingredients by flowing a mixture through a specially designed heat-exchanger. The polymer produced is particularly useful for the preparation of electrophotographic toner. Another notable patent involves an electrophotographic toner that comprises a constituent resin and a colorant. This toner features a resin with a softening point ranging from room temperature to 170°C, incorporating copolymers of cinnamic acid and various vinyl monomers.

Career Highlights

Throughout his career, Nobuki Kobayashi has worked with notable companies such as Mitsui Toatsu Chemicals, Incorporated and Mitsui Toatsu Kagaku Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in polymer technology.

Collaborations

Kobayashi has collaborated with esteemed colleagues, including Hiroshi Ozawa and Koji Ishikawa. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Nobuki Kobayashi's contributions to polymer technology and electrophotographic toners highlight his innovative spirit and dedication to advancing the field. His patents reflect a commitment to improving industrial processes and materials.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]