Ryuichi Saji

This inventor holds 28 USPTO granted patents and 11 published patent applications, plus 1 CIPO patent and 15 EPO patents, primarily in Cutting Tool Technology. Top assignee: Tungaloy Corporation. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuichi Saji. Retrieved from https://idiyas.com/inventor/ryuichi-saji

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 28 (Patent Applications = 11)

% Patents Active = 100.0

CIPO Patents = 1

EPO Patents = 15 (Patent Applications = 26)

Average Co-Inventor Count = 1.6

ph-index = 4

Forward Citations = 64(Granted Patents)

Company Filing History:

28 out of 250

Tungaloy Corporation

patents

Years Active: 2013-2026

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Areas of Expertise:

Cutting Tool

Cutting Insert

Indexable Rotary Tool

Tool Body

Cutting Edge

Adjustment Mechanism

Clamping Device

Temporary Coupling

Replaceable Cutting Tool

Rotary Member

Inclined Seating Surfaces

Arc-Shaped Cutting Edges

28 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12643153 - Cutting tool (2026-06-02),

2. 12343808 - Cutting insert, indexable rotary cutting tool, and body of the same (2025-07-01),

3. 12059735 - Cutting insert, indexable rotary cutting tool, and body of the same (2024-08-13),

4. 11801560 - Cutting insert (2023-10-31),

5. 11759865 - Tool body (2023-09-19),

6. 11660679 - Tool body (2023-05-30),

7. 11638961 - Tool body of cutting tool for indexable inserts, and round milling insert (2023-05-02),

8. 11285550 - Cutting insert (2022-03-29),

9. 11110527 - Cutting insert and cutting tool (2021-09-07),

10. 10994342 - Cutting insert and cutting tool (2021-05-04),

11. 10512973 - Cutting tool replacement member and cutting tool body (2019-12-24),

12. 10384279 - Tool, adjustment mechanism, tool body and cutting tool (2019-08-20),

13. 10384277 - Tool body and cutting tool (2019-08-20),

14. 10335872 - Cutting insert having arc-shaped cutting edges and inclined seating surfaces, tool body and cutting tool (2019-07-02),

15. 10322458 - Cutting insert having bottom surface with inclined parts and indexable rotary cutting tool (2019-06-18),

Of course! Here is the article about inventor Ryuichi Saji:

Title: Innovator Spotlight: Ryuichi Saji - Enhancing Cutting Technology

Introduction:

Ryuichi Saji, a prolific inventor based in Iwaki, Japan, has made significant contributions to the field of cutting technology. With an impressive portfolio of 25 patents, Saji continues to innovate and elevate industry standards.

Latest Patents:

One of Saji's latest patents is a cutting insert designed to improve joint strength and reduce the size of sintered bodies. This innovative insert features a unique joint surface configuration that enhances performance and durability. Additionally, Saji developed a tool body that allows for easy replacement of cutting inserts, showcasing his commitment to practical and efficient solutions.

Career Highlights:

Ryuichi Saji is a valued member of the Tungaloy Corporation, a renowned company in the industry. His expertise and dedication have played a pivotal role in driving technological advancements within the organization. Saji's passion for innovation is evident in the quality and impact of his patent portfolio.

Collaborations:

Throughout his career, Saji has collaborated with esteemed colleagues such as Yuki Oikawa and Satoru Yoshida. Together, they have worked on projects that have pushed the boundaries of cutting technology and paved the way for future developments in the field.

Conclusion:

Inventor Ryuichi Saji's relentless pursuit of excellence and commitment to innovation have solidified his position as a trailblazer in the realm of cutting technology. His remarkable patents and collaborations are a testament to his ingenuity and dedication to advancing the industry.

Profile summary based on public USPTO records.