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Hackensack, NJ, United States of America

Oki America, Inc.

USPTO Granted Patents = 23

% Expired Patents = 4.3

Trademarks = 3

Forward Citations = 431

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27 inventors (with patents filed for the assignee):

Darwin Hu (3 out of 57 patents)

Horia Giuroiu (3 out of 13 patents)

John J Ring (3 out of 3 patents)

4. Katsuhito Watanabe (3 out of 3 patents)

5. Ponna Arumgam (2 out of 3 patents)

6. Tim Deppa (2 out of 3 patents)

7. Roman Orzol (2 out of 3 patents)

8. Kevin Agatone (2 out of 3 patents)

9. Chingchi Yao (2 out of 8 patents)

10. Nihiko Yasukawa (2 out of 4 patents)

11. Stephen David Gluyas (2 out of 2 patents)

12. Alan P Dutcher (2 out of 3 patents)

13. Sorin Andrei Spanoche (1 out of 13 patents)

14. Jon Hopkins (1 out of 2 patents)

15. Donavan Harvey (1 out of 2 patents)

23 patents: Sort by Forward Citations

1. 6806765 - Method and apparatus for checking the response of a transconductance- capacitance filter (2004-10-19),

2. 6538491 - Method and circuits for compensating the effect of switch resistance on settling time of high speed switched capacitor circuits (2003-03-25),

3. 6466090 - Digitally programmable continuous-time modules for signal processing (2002-10-15),

4. 6456158 - Digitally programmable transconductor (2002-09-24),

5. 5923089 - Efficient routing method and resulting structure for integrated circuits (1999-07-13),

6. 5860048 - Toner stirrer for toner cartridge of developer hopper (1999-01-12),

7. 5852744 - Method for discovering a network printer by assigning dedicated sockets (1998-12-22),

8. 5838204 - Phase locked loop with multiple, programmable, operating frequencies, (1998-11-17),

9. 5768583 - Method and system for network printer quick configuration (1998-06-16),

10. 5737669 - Monochrome/multichrome band printer (1998-04-07),

11. 5732198 - Host based printing system for printing a document having at least one (1998-03-24),

12. 5671445 - Interface for transmitting graphics data to a printer from a host (1997-09-23),

13. H001677 - Control module for controlling the operation of a multifunctional (1997-09-01),

14. 5459579 - Multifunctional document processing system for receiving document (1995-10-17),

15. 5361134 - Integrated multifunctional document processing system for faxing, (1994-11-01),

Company Overview

Oki America, Inc. is a prominent player in the printing and imaging solutions sector, specializing in high-quality printers and multifunction devices. The company focuses on delivering innovative technologies that enhance productivity and efficiency for businesses across various industries. With a commitment to sustainability and advanced printing solutions, Oki America serves a diverse clientele in the United States, providing tailored solutions that meet the evolving needs of the market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

23 Patents

#3 in Hackensack, NJ

#559 in New Jersey

#14,438 in US

#27,714 in the World

Hackensack, NJ, United States of America

Oki America, Inc.

Forward Citations = 431

27 inventors:

Darwin Hu (3 out of 57 patents)

Horia Giuroiu (3 out of 13 patents)

John J Ring (3 out of 3 patents)

4. Katsuhito Watanabe (3 out of 3 patents)

5. Ponna Arumgam (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oki America, Inc.. Retrieved from https://idiyas.com/company/oki-america

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]

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