Company Filing History:

7 out of 441

Ulvac, Inc.

patents

1 out of 131,500

Samsung Electronics Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 2005-2021

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11112176 - Freeze vacuum drying apparatus and freeze vacuum drying method (2021-09-07),

2. 10050265 - Positive electrode having sulfur contained in pores between nanocarbon structures, alkali metal-sulfur battery including the same, and method of preparing the positive electrode (2018-08-14),

3. 9997770 - Lithium-sulfur secondary battery (2018-06-12),

4. 9882202 - Positive electrode for lithium-sulfur secondary battery and method of forming the same (2018-01-30),

5. 8471140 - Porous silica precursor composition and method for preparing the precursor composition, porous silica film and method for preparing the porous silica film, semiconductor element, apparatus for displaying an image, as well as liquid crystal display (2013-06-25),

6. 8448497 - Apparatus and method for measurement of water vapor permeability (2013-05-28),

7. 6919106 - Method for preparing porous SOG film (2005-07-19),

Title: Hirohiko Murakami: Innovator in Vacuum Drying and Battery Technology

Introduction

Hirohiko Murakami is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the fields of vacuum drying technology and battery innovation. With a total of 7 patents to his name, Murakami's work reflects a commitment to advancing technology in practical applications.

Latest Patents

Among his latest patents is a freeze vacuum drying apparatus and method. This innovative apparatus includes a spraying unit, a pipe unit, a heating unit, and a collection unit. The spraying unit is designed to spray a raw material liquid into a vacuum chamber. The pipe unit, which has a non-linear shape, traps frozen particles formed by the self-freezing of liquid droplets. The heating unit then heats these frozen particles for sublimation drying, allowing them to move through the pipe unit. Finally, the collection unit gathers the dried particles released from the apparatus.

Another significant patent involves a positive electrode for an alkali metal-sulfur battery. This positive electrode features a porous conductive material layer with nanocarbon structures that define pores containing sulfur. A polymer film is also included, enhancing the electrode's performance in battery applications.

Career Highlights

Hirohiko Murakami has worked with prominent companies such as Ulvac, Inc. and Samsung Electronics Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Throughout his career, Murakami has collaborated with talented individuals, including Tatsuhiro Nozue and Haruhisa Nakano. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Hirohiko Murakami's contributions to vacuum drying and battery technology exemplify his innovative spirit and dedication to advancing these fields. His patents and collaborations highlight the impact of his work on modern technology.

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