Company Filing History:

11 out of 130

Osg Corporation

where one patent can have more than one assignee

Years Active: 2001-2021

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11028487 - Hard coating and member coated with hard coating (2021-06-08),

2. 10676810 - Hard coating and hard coating-covered member (2020-06-09),

3. 10675690 - Hard coating and hard coating-covered member (2020-06-09),

4. 10227687 - Hard lubricating coating film and hard lubricating coating film-covered tool (2019-03-12),

5. 9551062 - Hard film for machining tools and hard film-coated metal machining tool (2017-01-24),

6. 9409238 - Hard coating for cutting tool, and cutting tool coated with hard coating (2016-08-09),

7. 9109280 - Hard laminar coating (2015-08-18),

8. 7504149 - Hard multilayer coating, and hard multilayer coated tool including the hard multilayer coating (2009-03-17),

9. 7033643 - Process of manufacturing a coated body (2006-04-25),

10. 6517688 - Method of smoothing diamond coating, and method of manufacturing diamond-coated body (2003-02-11),

11. 6309738 - Hard multilayer coated tool having increased toughness (2001-10-30),

Title: **The Innovative Genius of Masatoshi Sakurai**

Introduction

Masatoshi Sakurai, a prominent inventor based in Toyokawa, Japan, has made significant contributions to the field of hard coatings through his innovative approaches and extensive research. With a remarkable portfolio of 11 patents, he has developed technologies that enhance the durability and performance of various materials.

Latest Patents

Among his latest inventions is a series of patents related to hard coatings. One notable patent details a hard film designed to coat a surface of a base material, consisting of multiple layers. The primary components include a layer A composed of AlTiCr nitride, a layer B made from AlTiCr nitride or AlTiCr carbonitride, and a nanolayer-alternating layer formed by alternating laminations of nanolayers A and B. Furthermore, layer C includes AlCr(SiC) nitride or AlCr(SiC) carbonitride, significantly advancing the field of high-performance coatings.

Another related patent involves a hard coating process where a surface of a substrate is covered with an A layer, a nanolayer-alternated layer, and additional B and C layers, all constructed via physical vapor deposition. This innovative approach results in improved protection and longevity for the coated materials.

Career Highlights

Masatoshi Sakurai has been associated with notable organizations such as Osg Corporation and Tohoku University, where he has honed his expertise in materials science and coatings technology. His work has not only propelled innovations in the field but has also established benchmarks for future developments.

Collaborations

Throughout his career, Sakurai has collaborated with several esteemed professionals, including Mei Wang and Hiroaki Sugita. These collaborations have fostered a continuous exchange of ideas, culminating in advancements that push the boundaries of what is possible in coatings technology.

Conclusion

Masatoshi Sakurai's contributions to the field of hard coatings exemplify the spirit of innovation and creativity. His patented technologies reflect a deep understanding of materials and their applications, positioning him as a leader in the industry. As the demand for advanced coatings continues to grow, Sakurai's work remains at the forefront, inspiring future inventors and researchers in the quest for excellence.

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