Hachioji, Japan

Seiji Tatsuta

This inventor holds 62 USPTO granted patents and 14 published patent applications, plus 1 CIPO patent and 1 EPO patent, primarily in Wearable Display Technology (CPC class G02B). Top assignees: Olympus Corporation, Olympus Optical Company, Ltd., Ortek Corporation. Active years: 1997-2021.

USPTO Granted Patents = 62 

% Patents Active = 69.4


 

Average Co-Inventor Count = 2.0

ph-index = 15

Forward Citations = 816(Granted Patents)

Forward Citations (Not Self Cited) = 785(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hino, JP (1999 - 2008)
  • Hachioji-shi, Tokyo, JP (2015)
  • Hachioji, JP (1997 - 2020)
  • Tokyo, JP (1997 - 2021)

Company Filing History:


Years Active: 1997-2021

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Areas of Expertise:
Wearable Device
Head-Mounted Display
Eyeglass-Type Display
Information Recording
Image Display System
Digital Photo Frame
Illuminating Prism
Support Member
Flexible Tube
Information Processing
Recording Apparatus
Code Reader
62 patents (USPTO):Explore Patents

Title: **Seiji Tatsuta: Innovator and Inventor**

Introduction

Seiji Tatsuta, located in Hachioji, Japan, is a prolific inventor known for his significant contributions to technology, holding an impressive total of 62 patents. His inventions primarily focus on information recording systems and display technologies, showcasing his innovation and expertise in the field.

Latest Patents

Tatsuta's recent patents include an innovative information recording system and method. This system features a sound processing unit that converts sound information into text information, associating both text and conversion candidate words for efficient searches. The search unit allows users to extract and read information based on keywords, enhancing the user experience in information retrieval.

Another notable patent includes a head-mounted display apparatus, which utilizes a display device to create a virtual display region. This device picks up images through an image pickup unit and processes the signal to determine a necessary observation range, enabling users to interact with a dynamic virtual environment.

Career Highlights

Seiji Tatsuta has established a remarkable career with notable tenures at esteemed companies such as Olympus Corporation and Olympus Optical Company, Ltd. His work at these organizations has significantly influenced advancements in imaging and display technologies.

Collaborations

Throughout his career, Tatsuta has collaborated with talented professionals, including Ryohei Sugihara and Yoichi Iba. These partnerships have undoubtedly contributed to the innovative approaches and success of his projects.

Conclusion

Seiji Tatsuta stands as a prominent figure in the field of innovation and technology. With a substantial number of patents and groundbreaking inventions, his work continues to shape the future of information processing and display systems. His dedication and creativity make him a notable inventor in Japan and beyond.

Profile summary based on public USPTO records.
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