Sadami Kubota

This inventor holds 5 USPTO granted patents. Top assignees: Hitachi Metals, Ltd., Hitachi, Ltd., Hitachi Ferrite, Ltd.. Active years: 1991-2003.

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.9

ph-index = 3

Forward Citations = 25(Granted Patents)

Location History:

Tottori, JP (1991)
Kumagaya, JP (1991)
Tottori-ken, JP (2001 - 2003)

Company Filing History:

Hitachi Ferrite, Ltd.

where one patent can have more than one assignee

Years Active: 1991-2003

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6504737 - Magnetic core for saturable reactor, magnetic amplifier type multi-output switching regulator and computer having magnetic amplifier type multi-output switching regulator (2003-01-07),

2. 6270592 - Magnetic core for saturable reactor, magnetic amplifier type multi-output switching regulator and computer having magnetic amplifier type multi-output switching regulator (2001-08-07),

3. 5053734 - Magnetostatic wave device (1991-10-01),

4. 4992760 - Magnetostatic wave device and chip therefor (1991-02-12),

5. 4983937 - Magnetostatic wave band-pass-filter (1991-01-08),

Title: The Innovations of Sadami Kubota

Introduction

Sadami Kubota is a notable inventor based in Tottori, Japan. He has made significant contributions to the field of magnetic materials and devices. With a total of 5 patents to his name, his work has had a considerable impact on technology.

Latest Patents

Kubota's latest patents include a magnetic core for saturable reactors and a magnetic amplifier type multi-output switching regulator. His innovations focus on an Fe-based soft-magnetic alloy that includes essential alloying elements such as Fe, Cu, and M. The element M is selected from a group that includes Nb, W, Ta, Zr, Hf, Ti, and Mo. The alloy structure consists of fine crystalline particles with an average particle size of 100 nm or less, making it highly effective for various applications. The magnetic core demonstrates control magnetizing properties with a residual operating magnetic flux density of 0.12 T or less and a total control operating magnetic flux density of 2.0 T or more.

Career Highlights

Throughout his career, Kubota has worked with prominent companies such as Hitachi Metals, Ltd. and Hitachi, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the field of magnetics.

Collaborations

Some of his notable coworkers include Shigeru Takeda and Yasuaki Kinoshita. Their collaboration has likely fostered an environment of innovation and creativity, leading to advancements in their respective fields.

Conclusion

Sadami Kubota's contributions to magnetic technology through his patents and collaborations highlight his importance as an inventor. His work continues to influence the industry and pave the way for future innovations.