Shizuoka, Japan

Kuniaki Ochiai

This inventor holds 25 USPTO granted patents, primarily in Ink Jet Printing Technology. Top assignees: Tokyo Electric Co., Kabushiki Kaisha Tec, Toshiba-Emi Limited. Active years: 1984-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kuniaki Ochiai. Retrieved from https://idiyas.com/inventor/kuniaki-ochiai

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 10

Forward Citations = 319(Granted Patents)


Location History:

  • Shizuoka, JP (1984 - 1997)
  • Mishima, JP (1984 - 1997)

Company Filing History:


Years Active: 1984-1997

Loading Chart...
Areas of Expertise:
Ink Jet Printer Head
Fabrication Method
High-Density Print Head
Piezoelectric Member
Release-Type Dot Printer Head
Magnetic Circuit
Torsion Bar
Elastic Portions
Printing Head
Dot Print Head
Magnetic Flux Paths
Reduced Magnetic Interference
25 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Kuniaki Ochiai in Ink Jet Technology

Introduction: Kuniaki Ochiai, an accomplished inventor based in Shizuoka, Japan, has made significant strides in the field of ink jet technology. With a remarkable portfolio of 25 patents, he has been at the forefront of innovations that enhance the performance and functionality of ink jet printer heads.

Latest Patents: Among his latest inventions, Ochiai has developed an advanced ink jet printer head that features a unique substrate. This substrate incorporates a piezoelectric member polarized across its thickness, along with a plate-like low-rigid member bonded to its upper surface. This design results in a multitude of grooves that define pressure chambers, optimizing the printing process. His work also includes a method of driving the ink jet print head, which allows for precise control of ink volumes through selectively deforming side walls of the pressure chambers. This capability facilitates the achievement of gradation in printing, showcasing the ingenuity behind Ochiai's designs.

Career Highlights: Throughout his career, Kuniaki Ochiai has collaborated with prominent companies such as Tokyo Electric Co. and Kabushiki Kaisha Tec. His innovative work at these organizations has had a lasting impact on the ink jet technology landscape.

Collaborations: Ochiai's collaborations with esteemed professionals like Shigeo Komakine and Masami Horii have further enriched his contributions to the field. These partnerships have fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies that advance printing capabilities.

Conclusion: Kuniaki Ochiai stands out as a prominent figure in the field of ink jet technology, with a significant number of patents and innovations to his name. His dedication to enhancing ink jet printer head technology has paved the way for future advancements, ensuring that his contributions will be felt in the industry for years to come.

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]
Loading…