For the Inventor, By the Inventor

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Sunnyvale, CA, United States of America

Oki America, Inc.

USPTO Granted Patents = 23

Trademarks = 5

Forward Citations = 425

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27 inventors (with patents filed for the assignee):

Darwin Hu (3 out of 56 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),

Oki America, Inc. is a leading provider of innovative printing solutions for businesses of all sizes. With a focus on high-quality, reliable products, Oki offers a range of printers and multifunction devices to meet the needs of any office environment. From compact desktop printers to large-scale production printers, Oki has a solution for every printing requirement.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

23 Patents

#133 in Sunnyvale, CA

#3,302 in California

#13,953 in US

#26,826 in the World

Sunnyvale, CA, United States of America

Oki America, Inc.

Forward Citations = 425

27 inventors:

Darwin Hu (3 out of 56 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)

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