Company Filing History:

10 out of 52,711

Kabushiki Kaisha Toshiba

patents

8 out of 1,379

Mitsui Toatsu Chemicals, Incorporated

patents

Years Active: 1980-2000

Loading Chart...

18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6159654 - Negative photosensitive polymer composition of a thermosetting polymer (2000-12-11),

2. 615965 - Negative photosensitive polymer composition of a thermosetting polymer (2000-12-12),

3. 5756650 - Polyimide precursor composition, method of forming polyimide film, (1998-05-26),

4. 5756254 - Resist, method of forming a resist pattern and manufacturing an (1998-05-26),

5. 5753407 - Polyamic acid composition (1998-05-19),

6. 5585217 - Polyamic acid composition (1996-12-17),

7. 5578697 - Polyimide precursor, bismaleimide-based cured resin precursor and (1996-11-26),

8. 5518864 - Method of forming polyimide film pattern (1996-05-21),

9. 5348835 - Photosensitive resin composition for forming polyimide film pattern (1994-09-20),

10. 5340684 - Photosensitive composition and resin-encapsulated semiconductor device (1994-08-23),

11. 4506042 - Curable resin composition comprising N-(alkenylphenyl)maleimide, epoxy (1985-03-19),

12. 4500719 - Process for the preparation of N-alkenylphenylmaleimides and (1985-02-19),

13. 4401777 - Curable resin composition comprising N-(alkenylphenyl)maleimide and (1983-08-30),

14. 4400521 - N-Substituted phenyl maleimides (1983-08-23),

15. 4376206 - N-Alkenylphenylmaleimides and N,N'-[alkenylene phenylene]bismaleimides (1983-03-08),

Title: Masayuki Oba: Innovator in Polymer Technology

Introduction

Masayuki Oba is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of polymer technology, holding a total of 18 patents. His work focuses on the development of innovative materials that have applications in various industries.

Latest Patents

One of his latest patents involves a negative photosensitive polymer composition of a thermosetting polymer. This composition includes a thermosetting polymer precursor that can be cured through cyclodehydration upon heating. It also features a photosensitive heat cure accelerator that enhances curing when exposed to light. This accelerator can either increase molecular weight and raise volatilization temperature upon light irradiation or generate a carboxyl group, thereby exhibiting a heat cure-accelerating property. The accelerator is typically formed from an aromatic hydrocarbon or aromatic heterocyclic compound that contains at least one hydroxyl group, substituted or unsubstituted amino group, or mercapto group.

Career Highlights

Masayuki Oba has worked with notable companies such as Kabushiki Kaisha Toshiba and Mitsui Toatsu Chemicals, Incorporated. His experience in these organizations has allowed him to refine his expertise in polymer technology and contribute to various innovative projects.

Collaborations

Throughout his career, Masayuki has collaborated with esteemed colleagues, including Motoo Kawamata and Hikotada Tsuboi. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Masayuki Oba's contributions to polymer technology and his innovative patents highlight his role as a leading inventor in the field. His work continues to influence advancements in materials science and engineering.

This text is generated by artificial intelligence and may not be accurate.

Please report any incorrect information to support@idiyas.com

Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.