logo

For the Inventor, By the Inventor

Osaka, Japan

Shinya Takenaka

This inventor holds 14 USPTO granted patents, plus 1 CIPO patent. Top assignee: Sumitomo Electric Industries, Limited. Active years: 1984-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinya Takenaka. Retrieved from https://idiyas.com/inventor/shinya-takenaka

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

USPTO Granted Patents = 14

% Patents Active = 100.0


Average Co-Inventor Count = 1.4

ph-index = 7

Forward Citations = 223(Granted Patents)


Company Filing History:

goldMedal14 out of 10,631 
 
Sumitomo Electric Industries, Limited
 patents

Years Active: 1984-1994

Loading Chart...
Loading Chart...
14 patents (USPTO):Explore Patents
1. 5331142 - Scan velocity detector and code reader using the same (1994-07-19),
2. 5321526 - White level detection circuit for an optical image reader (1994-06-14),
3. 5248871 - Automatic gain control circuit (1993-09-28),
4. 5245167 - Bar-code reading apparatus (1993-09-14),
5. 5223700 - Bar code reader having a polygon mirror providing different scan line (1993-06-29),
6. 5177343 - Symbol reader using differentiating circuit for light beam focusing (1993-01-05),
7. 5148008 - Mark reading device with cyclicly varying power (1992-09-15),
8. 4586795 - Waveguide for laser beams (1986-05-06),
9. 4538609 - Manipulator for laser knife (1985-09-03),
10. 4517973 - Laser scalpel (1985-05-21),
11. 4477768 - Leakage current detecting structure (1984-10-16),
12. 4476512 - Monitor device for laser systems transmitting laser light through (1984-10-09),
13. 4430610 - Non-grounding checking system (1984-02-07),
14. 4429392 - Laser output controlling device (1984-01-31),

Title: Shinya Takenaka: Innovator in Optical Technology

Introduction

Shinya Takenaka is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of optical technology, holding a total of 14 patents. His work focuses on enhancing the performance of optical image readers and barcode scanners.

Latest Patents

Among his latest innovations are the "Scan velocity detector and code reader using the same" and the "White level detection circuit for an optical image reader." The scan velocity detector is designed to detect the scan velocity when a surface of an object is scanned with a beam of light. It includes a light-receiving element, a threshold-level setting element, a delay element, and a counting element, making it an integral part of barcode scanners. The white level detection circuit improves the read performance of optical image readers by maintaining a proper white level signal, even during variations in image signals.

Career Highlights

Shinya Takenaka is currently employed at Sumitomo Electric Industries, Limited, where he continues to innovate in optical technologies. His work has significantly impacted the efficiency and accuracy of optical image reading devices.

Collaborations

He has collaborated with notable coworkers, including Katsuyoshi Sunago and Kenichi Yoshida, contributing to advancements in their shared field of expertise.

Conclusion

Shinya Takenaka's contributions to optical technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of advanced optical devices.

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…