Kyoto, Japan

Haruo Ohta

This inventor holds 29 USPTO granted patents and 1 EPO patent, primarily in Signal Processing. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Panasonic Intellectual Property Management Co., Ltd.. Active years: 1987-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruo Ohta. Retrieved from https://idiyas.com/inventor/haruo-ohta

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


% Patents Active = 89.7


Average Co-Inventor Count = 1.6

ph-index = 12

Forward Citations = 460(Granted Patents)


Location History:

  • Neyagawa, JP (1987 - 1989)
  • Yawata, JP (1989 - 1992)
  • Hirakata, JP (1993 - 2006)
  • Kyotanabe, JP (2009)
  • Kyoto, JP (1993 - 2015)

Company Filing History:


Years Active: 1987-2015

Loading Chart...
Loading Chart...
Areas of Expertise:
Information Recording
Semiconductor Memory
Magnetic Recording
Clock Recovery
Signal Processing
Digital Modulation
Data Detection
Noise Reduction
Memory Card
Recording Apparatus
Digital Signal Decoder
Multi-Rate Clock Generator
29 patents (USPTO):Explore Patents

Title: Haruo Ohta: Innovator and Patent Holder from Kyoto

Introduction: Haruo Ohta, a prominent inventor based in Kyoto, Japan, has made significant contributions to the fields of information recording and semiconductor technology. With a remarkable portfolio of 29 patents, Ohta's innovations are pivotal in advancing data storage and information management systems.

Latest Patents: Among Ohta's latest patents are notable inventions such as the "Information recording device, recording medium, and information recording system." This innovative system includes a recording medium that can restrict a function via password protection, enhancing security in data access. Additionally, his "Semiconductor memory device" invention features a compact design, optimizing connectivity with host devices while offering a higher data transfer rate and significant memory capacity. This device cleverly incorporates four SD memory cards into a portable housing, making it a versatile tool for modern computing needs.

Career Highlights: Haruo Ohta has had an illustrious career, marked by his tenure at leading companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His work has been crucial in shaping advanced electronic components and systems that meet the evolving demands of technology.

Collaborations: Throughout his career, Ohta has collaborated with other talented inventors, including Etsuto Nakatsu and Masaaki Kobayashi. These partnerships have fostered a creative environment that has driven the development of innovative solutions within their respective fields.

Conclusion: Haruo Ohta stands out as a key figure in the realm of innovation, particularly in information recording and semiconductor technologies. His extensive patent portfolio and collaborative efforts underscore his vital role in advancing technology, making lasting impacts on the industry and beyond.

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…