Saitama, Japan

Seiji Ohmori

This inventor holds 4 USPTO granted patents. Top assignee: Pioneer Electronic Corporation. Active years: 1991-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Ohmori. Retrieved from https://idiyas.com/inventor/seiji-ohmori-am2ywv9g

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 3

Forward Citations = 126(Granted Patents)


Location History:

  • Tokorozawa, JP (1992)
  • Saitama, JP (1991 - 1993)

Company Filing History:


Years Active: 1991-1993

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4 patents (USPTO):Explore Patents

Title: Seiji Ohmori: Innovator in Audio Technology

Introduction

Seiji Ohmori is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of audio technology, particularly in the development of disc players. With a total of 4 patents to his name, Ohmori's work has had a lasting impact on how audio is reproduced and experienced.

Latest Patents

One of Ohmori's latest patents is a Laser Vision Disc with Digital Sound (LDD) disc player. This innovative device features a first reproduction circuit that extracts a digital stereo audio signal from a disc, while a second reproduction circuit retrieves an analog audio signal. When the disc is identified as an LDD, the stereo audio signal is mixed with the analog signal, allowing for a rich reproduction of both vocal and accompaniment portions in stereo mode.

Another significant patent is for a disc player capable of playing various types of discs. This player can handle discs containing only digital audio signals, those with only analog audio signals, and discs that include both types of signals. The device intelligently determines the format of the currently loaded disc and adjusts its playback settings accordingly, ensuring optimal audio reproduction.

Career Highlights

Seiji Ohmori is currently employed at Pioneer Electronic Corporation, a company renowned for its advancements in audio and video technology. His work at Pioneer has allowed him to push the boundaries of audio reproduction, making significant strides in the industry.

Collaborations

Ohmori has collaborated with talented individuals such as Tasuku Tsuruga and Eisaku Kawano. These partnerships have fostered innovation and creativity in the development of new audio technologies.

Conclusion

Seiji Ohmori's contributions to audio technology through his patents and work at Pioneer Electronic Corporation highlight his role as a key innovator in the field. His inventions continue to influence how we experience sound today.

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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