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For the Inventor, By the Inventor

Tochigi, Japan

Masanori Hosoi

This inventor holds 9 USPTO granted patents. Top assignees: Fuji Jukogyo Kabushiki Kaisha, Subaru Corporation. Active years: 1992-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanori Hosoi. Retrieved from https://idiyas.com/inventor/masanori-hosoi

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 7

Forward Citations = 222(Granted Patents)


Location History:

  • Shimotsuga, JP (1992 - 1993)
  • Tochigi, JP (1992 - 1994)
  • Mibu, JP (1994)
  • Mibu-Machi, JP (1996)
  • Tokyo, JP (2015 - 2018)

Company Filing History:

goldMedal8 out of 2,208 
 
Fuji Jukogyo Kabushiki Kaisha
 patents
silverMedal1 out of 2,451 
 
Subaru Corporation
 patents

Years Active: 1992-2018

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9 patents (USPTO):Explore Patents
1. 9981322 - Drill and drilling method for workpiece (2018-05-29),
2. 9180531 - Drill and drilling method for workpiece (2015-11-10),
3. 5544986 - Cooling and dust collecting apparatus for machine tool (1996-08-13),
4. 5356245 - Cooling and dust collecting apparatus for a machine tool (1994-10-18),
5. 5332343 - Cooling and dust collecting apparatus for machine tool (1994-07-26),
6. 5223067 - Method of fabricating aircraft fuselage structure (1993-06-29),
7. 5173314 - Apparatus for bending and forming a composite material sheet (1992-12-22),
8. 5170967 - Aircraft fuselage structure (1992-12-15),
9. 5114654 - Method for forming a product having waved surface by bending a composite (1992-05-19),

Title: Masanori Hosoi: Innovator in Drilling Technology

Introduction

Masanori Hosoi is a prominent inventor based in Tochigi, Japan. He has made significant contributions to the field of drilling technology, holding a total of 9 patents. His innovative designs have improved the efficiency and effectiveness of drilling methods.

Latest Patents

One of his latest patents is a drill and drilling method for workpieces. This drill features a cutting edge with a point angle that continuously decreases from a center-position point angle A, which ranges from 0° to 180°, at the center position to a maximum-diameter-position point angle of 0° at the maximum diameter position. The cutting edge also has a relief angle that decreases from the center position to the maximum diameter position. Notably, the cutting edge serves as a cutting edge for reaming, and the ridgeline and relief face of the cutting edge are designed without corners, providing excellent wear resistance.

Career Highlights

Throughout his career, Masanori Hosoi has worked with notable companies such as Fuji Jukogyo Kabushiki Kaisha and Subaru Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in drilling technology.

Collaborations

Masanori has collaborated with several talented individuals, including Kenji Hamamoto and Kazuaki Amaoka. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Masanori Hosoi is a distinguished inventor whose work in drilling technology has led to numerous patents and advancements in the field. His contributions continue to influence the industry and inspire future innovations.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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