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For the Inventor, By the Inventor

Hangzhou, China

Hong Guo Da

This inventor holds 1 USPTO granted patent. Top assignee: Toshiba Lighting & Technology Corporation. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hong Guo Da. Retrieved from https://idiyas.com/inventor/hong-guo-da

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

Calculating rank
USPTO Granted Patents = 1

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:

goldMedal1 out of 664 
 
Toshiba Lighting & Technology Corporation
 patents

Years Active: 2012

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1 patent (USPTO):Explore Patents
1. D671233 - Light emitting diode lamp (2012-11-20),

Title: Hong Guo Da and His LED Lighting Patent.

Introduction

Hong Guo Da is an inventor associated with Hangzhou, China, and Toshiba Lighting & Technology Corporation. His recorded patent concerns a light-emitting diode lamp.

Latest Patents

Hong Guo Da is listed as an inventor on 1 patent: “Light Emitting Diode Lamp.” The patent relates to LED lighting technology.

Career Highlights

His listed invention connects his work with Toshiba Lighting & Technology Corporation to the development of LED lamp technology.

Collaborations

Hong Guo Da’s listed coworkers include Bin Li and Kunihiko Ikada.

Conclusion

Hong Guo Da’s recorded patent activity highlights his contribution to LED lighting through a patented lamp invention associated with Toshiba Lighting & Technology Corporation.

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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