Company Filing History:

10 out of 776

Kureha Kagaku Kogyo Kabushiki Kaisha

patents

1 out of 1,235

Nissan Chemical Industries Limited

patents

1 out of 630

Dainippon Ink and Chemicals, Incorporated

patents

4. 1 out of 3

Tsutsunaka Plastic Kogyo Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 1982-2001

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6180224 - Method of absorbing rays outside a visible region (2001-01-30),

2. 5820779 - Polymeric optical low-pass filter and device thereof (1998-10-13),

3. 5793544 - Production process of composite optical filter (1998-08-11),

4. 5759448 - Plastic optical material (1998-06-02),

5. 5691838 - Infrared-blocking optical fiber (1997-11-25),

6. 5672655 - Plastic optical material and production process thereof (1997-09-30),

7. 5611965 - Plastic optical filter (1997-03-18),

8. 5567778 - Process for producing an optical filter (1996-10-22),

9. 5516842 - Polycarbonate resin composition and molded product thereof (1996-05-14),

10. 5466755 - Optical filter (1995-11-14),

11. 4332919 - Multiply grafted antistatic resin composition (1982-06-01),

Title: Takeo Ogihara: Innovator in Optical Technologies

Introduction

Takeo Ogihara is a prominent inventor based in Iwaki, Japan. He has made significant contributions to the field of optical technologies, holding a total of 11 patents. His innovative work focuses on methods and devices that enhance light absorption and filtering capabilities.

Latest Patents

Among his latest patents is a method for absorbing rays outside the visible region. This absorber is designed with a base made of a transparent synthetic resin that incorporates electroconductive anhydrous zinc antimonate. The design allows for high light transmittance in the visible region while effectively blocking ultraviolet and infrared wavelengths. Another notable patent is for a polymeric optical low-pass filter of the birefringent type. This lightweight and compact filter can be easily produced and is integral to various optical devices.

Career Highlights

Throughout his career, Takeo Ogihara has worked with notable companies such as Kureha Kagaku Kogyo and Nissan Chemical Industries Limited. His experience in these organizations has contributed to his expertise in developing advanced optical technologies.

Collaborations

Takeo has collaborated with several talented individuals in his field, including Hiroki Katono and Teruo Sakagami. These partnerships have fostered innovation and the development of cutting-edge technologies.

Conclusion

Takeo Ogihara's contributions to optical technologies through his patents and collaborations highlight his role as a leading inventor in the industry. His work continues to influence advancements in light absorption and filtering methods.

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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.