Company Filing History:

8 out of 4,270

Daikin Industries, Ltd.

patents

4 out of 213

Daikin Kogyo Co., Ltd.

patents

1 out of 1

Kabushiki Kaisha Daikyo Gomu Suki

patent

where one patent can have more than one assignee

Years Active: 1985-2002

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6365243 - Fine powder of high molecular weight fluorine containing fused resins, its mold goods, and the dedicated production methods (2002-04-02),

2. 5789504 - Process for preparing low molecular weight polytetrafluoroethylene (1998-08-04),

3. 5324785 - Polytetrafluoroethylene fine particles and powder (1994-06-28),

4. 5145925 - Chlorotrifluoroethylene/perfluoro(alkyl vinyl ether) copolymer (1992-09-08),

5. 5115038 - Tetrafluoroethylene copolymer and process for preparing the same (1992-05-19),

6. 4900874 - Method for producing fluorine-containing olefin (1990-02-13),

7. 4677175 - Ethylene/tetrafluoroethylene copolymer (1987-06-30),

8. 4614276 - Laminated rubber stopper (1986-09-30),

9. 4585306 - Optical materials (1986-04-29),

10. 4521575 - Tetrafluoroethylene-ethylene type copolymer (1985-06-04),

11. 4513129 - Ethylene/tetrafluoroethylene or chlorotrifluoroethylene copolymer (1985-04-23),

12. 4499249 - Process for preparing tetrafluoroethylene/fluoro(alkyl vinyl ether) (1985-02-12),

Title: Kiyohiko Ihara: Innovator in High Molecular Weight Fluorine Resins

Introduction

Kiyohiko Ihara is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of materials science, particularly in the development of high molecular weight fluorine-containing resins. With a total of 12 patents to his name, his work has had a substantial impact on various industries, including semiconductor manufacturing.

Latest Patents

Ihara's latest patents include innovations such as a fine powder of high molecular weight fluorine containing fused resins and its mold goods. This fine powder exhibits melt viscosities ranging from 10 to 10 poise, an apparent density of 0.4 to 1.5 g/cc, and a specific surface area of 2 m²/g or less. The mold goods produced from this fine powder have fewer liquated particles, making them particularly suitable for semiconductor manufacturing. Additionally, the products derived from this powder demonstrate enhanced resistance to flex fatigue and abrasion.

Career Highlights

Throughout his career, Kiyohiko Ihara has worked with notable companies such as Daikin Industries, Ltd. and Daikin Kogyo Co., Ltd. His expertise in materials science has allowed him to develop innovative solutions that address the needs of modern manufacturing processes.

Collaborations

Ihara has collaborated with several professionals in his field, including Shinichi Nakagawa and Tsuneo Nakagawa. These collaborations have further enriched his research and development efforts, leading to advancements in the applications of fluorine-containing materials.

Conclusion

Kiyohiko Ihara's contributions to the field of high molecular weight fluorine resins have established him as a key figure in materials science. His innovative patents and collaborations continue to influence the industry, particularly in semiconductor manufacturing.

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