IDiyas

For the Inventor, By the Inventor

Beijing, China

Haihua Yu

USPTO Granted Patents = 14 

 

Average Co-Inventor Count = 4.5

ph-index = 2

Forward Citations = 80(Granted Patents)


Company Filing History:

goldMedal14 out of 28,544 
 
Ricoh Company, Ltd.
 patents

Years Active: 2014-2023

where 'Filed Patents' based on already Granted Patents

14 patents (USPTO):
1. 11601426 - Device authentication method, service access control method, device, and non-transitory computer-readable recording medium (2023-03-07),
2. 10674402 - Load balancing system with an access controller in the field of communication technology (2020-06-02),
3. 10491601 - Area restricted access system, method and non-transitory computer-readable storage medium (2019-11-26),
4. 10482644 - Method, apparatus and electronic device for processing panoramic image (2019-11-19),
5. 10482571 - Dual fisheye, hemispherical image projection and stitching method, device and computer-readable medium (2019-11-19),
6. 10478068 - Camera device having a parabolic mirror set between dual cameras and method for shooting light having at least two wavelength bands (2019-11-19),
7. 10438334 - Three dimensional image fusion method and device and non-transitory computer-readable medium (2019-10-08),
8. 10123158 - Method and device for recognizing user of mobile device (2018-11-06),
9. 9772396 - Relative orientation angle calculation method and device as well as relative positioning method (2017-09-26),
10. 9462463 - Method of controlling states of mobile node and verifier therein for receiving secret key (2016-10-04),
11. 9326315 - Area-limited self-organized network management method, communications apparatus, and system (2016-04-26),
12. 9226336 - Wireless network area limiting method and system based on near field communication (2015-12-29),
13. 9055436 - Transmitting device, receiving device, wireless communication system and method for controlling wireless communication system (2015-06-09),
14. 8861892 - Method and apparatus for determining projection area of image (2014-10-14),

Title: Innovations of Haihua Yu

Introduction

Haihua Yu is a prominent inventor based in Beijing, China. He has made significant contributions to the field of communication technology, holding a total of 14 patents. His work focuses on enhancing device authentication and load balancing systems, which are crucial for efficient network management.

Latest Patents

Among his latest patents is a device authentication method, which eliminates the need for a third-party authentication center. This method allows an authentication request device to issue a transaction in a distributed ledger, enabling an authentication response device to read and perform authentication efficiently. Another notable patent is a load balancing system that utilizes an access controller. This system receives load status information from multiple access points (APs) in a wireless local area network, determining load statuses and creating a load balancing connection scheme to optimize network performance.

Career Highlights

Haihua Yu is currently employed at Ricoh Company, Ltd., where he continues to innovate in the field of communication technology. His work has significantly improved the efficiency of authentication systems and access control methods.

Collaborations

Some of his notable coworkers include Wei Wang and Bin Da, who collaborate with him on various projects within the company.

Conclusion

Haihua Yu's contributions to device authentication and load balancing systems demonstrate his commitment to advancing communication technology. His innovative patents reflect his expertise and dedication to improving network efficiency.

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