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For the Inventor, By the Inventor

Hsinchu, Taiwan

Sung-Po Cheng

This inventor holds 20 USPTO granted patents and 1 published patent application. Top assignees: Avision Inc., Avison Inc.. Active years: 2006-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sung-Po Cheng. Retrieved from https://idiyas.com/inventor/sung-po-cheng

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

USPTO Granted Patents = 20 

% Patents Active = 50.0

Average Co-Inventor Count = 1.5

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:

goldMedal19 out of 381 
 
Avision Inc.
 patents
silverMedal1 out of 4 
 
Avison Inc.
 patents

Years Active: 2006-2022

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20 patents (USPTO):Explore Patents
1. 11366406 - Reflective toner level detector with relative rotating and cleaning (2022-06-21),
2. 10983454 - Reflective toner level detector with relative rotating and cleaning (2021-04-20),
3. 10252871 - Transmission assembly and office machine using the same (2019-04-09),
4. 10029867 - Feeding device (2018-07-24),
5. 9902579 - Feeding device with slide (2018-02-27),
6. 9580260 - Sheet-feeding device with multistage stop arms (2017-02-28),
7. 9288357 - Dual-slope light guide, light source module and optical assembly for scanner (2016-03-15),
8. 9086518 - Linear light source module with two light guides and optical assembly for scanner (2015-07-21),
9. 9085429 - Intermittent drive feeding mechanism (2015-07-21),
10. 8708332 - Automatic feeding apparatus with sheet-input assisting mechanism (2014-04-29),
11. 8477386 - Cover-type apparatus with simplified interlocking structure (2013-07-02),
12. 8384968 - Transmission mechanism and scanning apparatus for switching output powers (2013-02-26),
13. 8305658 - Automatic document feeder and scanning apparatus having device for detecting document speed (2012-11-06),
14. 8240666 - Sheet feeder and scan apparatus with sheet-stopping function independent of movement of pick-up mechanism (2012-08-14),
15. 8177219 - Transmission mechanism and automatic sheet feeder using the same (2012-05-15),

Title: The Innovative Journey of Sung-Po Cheng

Introduction

Sung-Po Cheng, a prolific inventor based in Hsinchu, Taiwan, is known for his significant contributions to technology through his innovative patents. With a remarkable portfolio comprising 20 patents, Cheng has made a lasting impact in the field of toner technology, showcasing his expertise and commitment to advancing industry standards.

Latest Patents

Among his latest innovations is the "Reflective Toner Level Detector with Relative Rotating and Cleaning." This inventive toner level detector consists of a toner cartridge that stores toner, featuring a light-permeable region. An agitator, which is rotatably disposed within the toner cartridge, efficiently agitates the toner. A reflective region on the inner surface of the cartridge aids in detecting toner levels. The device also includes a first and a second cleaner that intermittently maintain the cleanliness of the light-permeable and reflective regions, respectively. The transceiver, positioned outside the toner cartridge, emits a signal that the reflective region captures and returns, enabling accurate toner level detection.

Career Highlights

Sung-Po Cheng has worked with reputable companies such as Avision Inc. and Avison Inc., where he honed his skills in innovation and product development. His tenure with these organizations not only strengthened his expertise but also allowed him to push the boundaries of conventional technologies, ultimately leading to his numerous patents and advancements in laser printing technology.

Collaborations

Throughout his career, Cheng has collaborated with talented professionals, including Thomas Sheng and Shao-Lan Sheng. These partnerships have led to the development of cutting-edge technology and have enriched the creative process, resulting in outstanding inventions that propagate efficiency and utility in the market.

Conclusion

In summary, Sung-Po Cheng's dedication to innovation is evident through his extensive patent portfolio and notable career. His latest patent, the reflective toner level detector, signifies a leap forward in toner technology, showcasing his ability to address practical challenges through inventive solutions. As he continues to collaborate and innovate, Cheng remains a pivotal figure in the advancement of technology in the printing industry.

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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