For the Inventor, By the Inventor

Enter assignee name

Singapore, Singapore

Oki Techno Centre (Singapore) Pte Ltd

USPTO Granted Patents = 19

% Expired Patents = 21.1

Forward Citations = 63

Loading Chart...

Loading Chart...

35 inventors (with patents filed for the assignee):

Hiroshi Katsuragawa (6 out of 6 patents)

Masayuki Tomisawa (5 out of 10 patents)

Chang Qing Xu (5 out of 5 patents)

4. Ju Yan Pan (5 out of 7 patents)

5. Tomisawa Masayuki (4 out of 4 patents)

6. Hiroki Sugimoto (3 out of 6 patents)

7. Zhongjun Wang (2 out of 8 patents)

8. Yanxin Yan (2 out of 4 patents)

9. Wenzhen Li (2 out of 3 patents)

10. Wang Tingwu (2 out of 2 patents)

11. Hu Saigui (2 out of 2 patents)

12. Tingwu Wang (2 out of 2 patents)

13. Ping Xie (2 out of 2 patents)

14. Noriyoshi Ito (2 out of 3 patents)

15. Yu Yang (1 out of 4 patents)

19 patents: Sort by Forward Citations

1. 8209570 - Apparatus and method for receiving digital video signals (2012-06-26),

2. 7953164 - System and method for performing LS equalization on a signal in an OFDM system (2011-05-31),

3. 7818360 - Processor and method for performing a fast fourier transform and/or an inverse fast fourier transform of a complex input signal (2010-10-19),

4. 7809086 - Apparatus and methods for demodulating a signal (2010-10-05),

5. 7769095 - Apparatus, a receiver and a method for timing recovery in an OFDM system (2010-08-03),

6. 7541966 - Apparatus and method for demodulating a modulated signal (2009-06-02),

7. 7376881 - Encoder system, a decoder system, a coding/decoding apparatus, an encoding method and a decoding method (2008-05-20),

8. 7237177 - Method of calculating internal signals for use in a map algorithm (2007-06-26),

9. 7210089 - Communication system employing turbo codes and a hybrid automatic repeat request scheme (2007-04-24),

10. 7203894 - Method of estimating reliability of decoded message bits (2007-04-10),

11. 7203179 - Method and apparatus for normalizing CDMA RAKE output (2007-04-10),

12. 7145490 - Automatic gain control system and method (2006-12-05),

13. 7120851 - Recursive decoder for switching between normalized and non-normalized probability estimates (2006-10-10),

14. 7103117 - Reduced-complexity multipath interference cancellation (2006-09-05),

15. 7099405 - Communication systems with hybrid automatic repeat requests (HARQ) and rate matching (2006-08-29),

Company Overview

Oki Techno Centre (Singapore) Pte Ltd is a key player in the development and manufacturing of advanced printing solutions and technologies. The company specializes in innovative printing systems, including multifunction printers and specialized printing applications, catering to diverse industries. With a strong focus on research and development, Oki Techno Centre leverages cutting-edge technology to enhance productivity and efficiency in printing processes, serving both local and international markets from its base in Singapore.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#129 in Singapore

#129 in Singapore

#32,663 in the World

Singapore, Singapore

Oki Techno Centre (Singapore) Pte Ltd

Forward Citations = 63

35 inventors:

Hiroshi Katsuragawa (6 out of 6 patents)

Masayuki Tomisawa (5 out of 10 patents)

Chang Qing Xu (5 out of 5 patents)

4. Ju Yan Pan (5 out of 7 patents)

5. Tomisawa Masayuki (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oki Techno Centre (Singapore) Pte Ltd. Retrieved from https://idiyas.com/company/oki-techno-centre-singapore

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

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…