Hideo Masumori

This inventor holds 17 USPTO granted patents, primarily in Ceramic Actuators. Top assignees: Ngk Insulators, Inc., Seiko Epson Corporation. Active years: 1987-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Masumori. Retrieved from https://idiyas.com/inventor/hideo-masumori

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

Calculating rank

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 3.1

ph-index = 11

Forward Citations = 401(Granted Patents)

Location History:

Anjyo, JP (1987 - 1988)
Anjo, JP (1988 - 2001)
Aichi, JP (2001)

Company Filing History:

Seiko Epson Corporation

patents

where one patent can have more than one assignee

Years Active: 1987-2001

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Areas of Expertise:

Ink Jet Print Head

Zirconia Diaphragm

Piezoelectric Actuator

Ceramic Substrate

Manufacturing Method

Dielectric Layers

Convex Diaphragm

Electrostrictive Film

Ceramic Composition

Ceramic Bodies

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6290340 - Multi-layer ink jet print head and manufacturing method therefor (2001-09-18),

2. 6168680 - Method of producing a zirconia diaphragm structure (2001-01-02),

3. 6004644 - Zirconia diaphragm structure and piezoelectric/electrostrictive film (1999-12-21),

4. 5933170 - Ink jet print head (1999-08-03),

5. 5798168 - Method of producing ceramic diaphragm structure having convex diaphragm (1998-08-25),

6. 5733670 - Zirconia diaphragm structure, method of producing the same, and (1998-03-31),

7. 5643379 - Method of producing a piezoelectric/electrostrictive actuator (1997-07-01),

8. 5634999 - Method of producing ceramic diaphragm structure having convex diaphragm (1997-06-03),

9. 5617127 - Actuator having ceramic substrate with slit(s) and ink jet print head (1997-04-01),

10. 5545461 - Ceramic diaphragm structure having convex diaphragm portion and method (1996-08-13),

11. 5517076 - Zirconia diaphragm structure and piezoelectric/electrostrictive element (1996-05-14),

12. 5475279 - Piezoelectric/electrostrictive actuator having integral ceramic base (1995-12-12),

13. 5376856 - Piezoelectric/electrostrictive actuator having ceramic substrate with (1994-12-27),

14. 4814304 - Ceramic composition for dielectrics (1989-03-21),

15. 4766010 - Process for manufacturing dielectric layers formed from ceramic (1988-08-23),

Title: Hideo Masumori: Innovator in Ink Jet Technology

Introduction

Hideo Masumori is a prominent inventor based in Anjo, Japan, known for his significant contributions to ink jet technology. With a total of 17 patents to his name, Masumori has made remarkable advancements in the field, particularly in the design and manufacturing of print heads.

Latest Patents

One of Masumori's latest patents is for a multi-layer ink jet print head and its manufacturing method. This innovative print head features a flow path unit with nozzles and a pressure generating unit that includes ink pressure chambers. The design incorporates piezoelectric and electrostrictive elements that deform the walls of the pressure chambers, allowing for precise control of ink ejection through the nozzles. Another notable patent involves a method for producing a zirconia diaphragm structure, which includes a zirconia substrate with integrated diaphragm plates. This structure is designed to enhance the performance and reliability of various applications.

Career Highlights

Throughout his career, Hideo Masumori has worked with esteemed companies such as NGK Insulators, Inc. and Seiko Epson Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the printing industry.

Collaborations

Masumori has collaborated with notable colleagues, including Yukihisa Takeuchi and Katsuyuki Takeuchi. These partnerships have fostered innovation and have been instrumental in the development of advanced printing solutions.

Conclusion

Hideo Masumori's work in ink jet technology exemplifies the spirit of innovation and dedication to advancing printing solutions. His patents and collaborations have significantly impacted the industry, showcasing his expertise and commitment to excellence.

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]