Company Filing History:

10 out of 209

Tomoegawa Paper Co., Inc.

where one patent can have more than one assignee

Years Active: 1995-2001

Loading Chart...

10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6194113 - Olefinic resin and electrophotographic toner prepared therefrom (2001-02-27),

2. 6054242 - Electrophotographic toner (2000-04-25),

3. 5902709 - Polyester resin for electrophotography toner, process for preparing the (1999-05-11),

4. 5830979 - Polyester resin for electrophotography toner, process for preparing the (1998-11-03),

5. 5789527 - Polyester resin for use in toner binder and process for producing the (1998-08-04),

6. 5738965 - Toner for developing static charge images and process for preparing the (1998-04-14),

7. 5587265 - Toner for developing static charge images and process for preparing the (1996-12-24),

8. 5565292 - Toner for developing electrostatic image (1996-10-15),

9. 5466553 - Toner for developing electrostatic image (1995-11-14),

10. 5447814 - Polyester modified with ethyleneimine derivative binder for toner (1995-09-05),

Title: Haruo Okutani: Innovator in Electrophotographic Toners

Introduction

Haruo Okutani is a notable inventor based in Shizuoka, Japan, recognized for his contributions to the field of resin technology and electrophotographic toners. With a total of 10 patents to his name, Okutani has made significant advancements that enhance the performance and efficiency of various materials used in printing technologies.

Latest Patents

Among his latest patents, Okutani has developed an olefinic resin and an electrophotographic toner prepared therefrom. The olefinic resin aims to provide new materials with excellent compatibility with other resins, characterized by a low melting temperature and low viscosity. This innovation allows for toners that can be fixed at low temperatures without compromising their shelf life, while also exhibiting an offset phenomenon and excellent fixing strength to transfer paper. Additionally, his electrophotographic toner is designed to excel in fixing properties at low temperatures, resistance to offsetting, and shelf life, making it suitable for heat-fixing methods.

Career Highlights

Throughout his career, Okutani has worked with prominent companies such as Tomoegawa Paper Co., Inc. and Unitika Ltd. His experience in these organizations has contributed to his expertise in developing advanced materials for the printing industry.

Collaborations

Okutani has collaborated with notable coworkers, including Kazue Nakadera and Hideki Kurebayashi, further enhancing his innovative work in the field.

Conclusion

Haruo Okutani's contributions to resin technology and electrophotographic toners have significantly impacted the industry. His innovative patents reflect his commitment to advancing material science and improving printing technologies.

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.