logo

For the Inventor, By the Inventor

Toyono-gun, Japan

Seiichiro Tamai

This inventor holds 11 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1994-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiichiro Tamai. Retrieved from https://idiyas.com/inventor/seiichiro-tamai

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

USPTO Granted Patents = 11

% Patents Active = 63.6

Average Co-Inventor Count = 2.3

ph-index = 5

Forward Citations = 342(Granted Patents)


Location History:

  • Toyono, JP (1994)
  • Osaka-fu, JP (2004 - 2005)
  • Osaka, JP (1995 - 2007)
  • Toyono-gun, JP (2003 - 2008)

Company Filing History:

goldMedal11 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents

Years Active: 1994-2008

Loading Chart...
11 patents (USPTO):Explore Patents
1. 7411232 - Semiconductor photodetecting device and method of manufacturing the same (2008-08-12),
2. 7208811 - Photo-detecting device (2007-04-24),
3. 7183581 - Optical transmission module for use in high-speed optical fiber communication (2007-02-27),
4. 7049969 - Liquid detection sensor and liquid detection apparatus (2006-05-23),
5. 7031946 - Information recording medium, noncontact IC tag, access device, access system, life cycle management system, input/output method, and access method (2006-04-18),
6. 6904068 - Semiconductor laser device and multiple wavelength laser light emitting apparatus employing the semiconductor laser device (2005-06-07),
7. 6826224 - HIGH-POWER SEMICONDUCTOR LASER ARRAY APPARATUS THAT OUTPUTS LASER LIGHTS MATCHED IN WAVELENGTH AND PHASE, MANUFACTURING METHOD THEREFOR, AND MULTI-WAVELENGTH LASER EMITTING APPARATUS USING SUCH HIGH-POWER SEMICONDUCTOR LASER ARRAY APPARATUS (2004-11-30),
8. 6556606 - HIGH-POWERED SEMICONDUCTOR LASER ARRAY APPARATUS IN WHICH THE WAVELENGTH AND PHASE OF LASER BEAMS FROM SEMICONDUCTOR LASER UNITS ABOVE CAN BE MATCHED THOSE OF LASER BEAMS FROM SEMICONDUCTOR LASER UNITS BELOW, MANUFACTURING METHOD OF THE SEMICONDUCTOR LASER ARRAY APPARATUS AND MULTI-WAVELENGTH LASER EMITTING APPARATUS USING THE SEMICONDUCTOR LASER ARRAY APPARATUSES (2003-04-29),
9. 5471041 - Bar-code reader device (1995-11-28),
10. 5418357 - Bar-code reader permitting selective use of a whole or a part of an (1995-05-23),
11. 5349171 - Bar code reader (1994-09-20),

Title: **The Innovative Mind of Seiichiro Tamai**

Introduction

Seiichiro Tamai, a prominent inventor located in Toyono-gun, Japan, has made significant contributions to the field of semiconductor technology. With a remarkable portfolio of 11 patents to his name, Tamai is recognized for his innovative approaches to photodetecting devices that enhance the quality and cost-effectiveness of solid-state image sensors.

Latest Patents

Tamai's latest patents showcase his dedication to improving imaging technologies. One of his significant inventions is a semiconductor photodetecting device and method of manufacturing the same. This groundbreaking device is designed to optimize solid-state image sensors, addressing the growing demand for higher quality imaging at reduced costs. The invention incorporates a semiconductor substrate and an epitaxial layer formed through epitaxial growth. Featuring a multilayer structure with multiple pn junctions and insulating layers, the device exhibits innovative attributes such as periodic structures that enhance filtering and light condensing functions, allowing for improved photo-detection capabilities.

Career Highlights

Throughout his career, Seiichiro Tamai has worked at Matsushita Electric Industrial Co., Ltd., a company renowned for its commitment to technological innovation. His work has paved the way for advancements in imaging technology, helping to transform how we capture and process visual information. Tamai's expertise in semiconductor physics has led to significant improvements in photodiode functionalities and overall performance.

Collaborations

In his pursuit of innovation, Tamai has collaborated with talented coworkers such as Keiichi Kobayashi and Masaaki Yuri. These partnerships have enabled the exchange of ideas and knowledge, fostering an environment of creativity and collaboration that has propelled advancements in the field of semiconductor technologies.

Conclusion

Seiichiro Tamai's contributions to the field of semiconductor photodetecting devices embody the spirit of innovation. His patents reflect a profound understanding of technology and a commitment to enhancing imaging capabilities. As he continues to push the boundaries of what is possible, the impact of his work will undoubtedly resonate within 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…