Company Filing History:

6 out of 2,528

Hoya Corporation

where one patent can have more than one assignee

Years Active: 1998-2004

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6776007 - Method of molding a glass composition into an optical element (2004-08-17),

2. 6588231 - Method molding a glass composition into an optical element with reduced pull-out (2003-07-08),

3. 6334335 - Method of manufacturing a glass optical element (2002-01-01),

4. 6151915 - Method of producing a glass optical element capable of suppressing (2000-11-28),

5. 5919718 - Glass composition moldable into an optical element with reduced pull-out (1999-07-06),

6. 5762673 - Method of manufacturing glass optical elements (1998-06-09),

Title: The Innovative Contributions of Shin-Ichiro Hirota

Introduction

Shin-Ichiro Hirota is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical elements, holding a total of six patents. His work focuses on advanced methods of molding glass compositions, which are crucial for high-precision optical applications.

Latest Patents

Hirota's latest patents include a method of molding a glass composition into an optical element. This innovative technique involves a mold with a molding surface made of materials such as silicon carbide and/or silicon nitride, complemented by a carbon thin film to prevent fusion sticking. The glass substance used has a sag point not exceeding 565°C and is free from arsenic oxide. This process allows for the press-forming of the glass substance in a heated and softened state, resulting in high-precision glass optical elements. Another notable patent is a similar method that emphasizes reduced pull-out during the molding process, showcasing his commitment to enhancing optical manufacturing techniques.

Career Highlights

Throughout his career, Hirota has worked with notable companies, including Hoya Corporation and Hoya Precision Inc. His experience in these organizations has allowed him to refine his skills and contribute to the development of cutting-edge optical technologies. His work has been instrumental in advancing the capabilities of optical elements used in various applications.

Collaborations

Hirota has collaborated with talented individuals

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