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Redwood City, CA, United States of America

The 3do Company

USPTO Granted Patents = 15

Forward Citations = 1,611

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16 inventors (with patents filed for the assignee):

Robert J Mical (6 out of 11 patents)

David L Needle (5 out of 16 patents)

David R Main (4 out of 4 patents)

4. Teju J Khubchandani (3 out of 4 patents)

5. David C Platt (2 out of 64 patents)

6. William M Hawkins (2 out of 4 patents)

7. Stephen H Landrum (2 out of 3 patents)

8. Roderick Perkins (1 out of 5 patents)

9. Gregory Kent Wallace (1 out of 16 patents)

10. Stewart K Hester (1 out of 2 patents)

11. Oren J Tversky (1 out of 2 patents)

12. Nick Robins (1 out of 2 patents)

13. William K Duvall (1 out of 3 patents)

14. Lawrence P Reed (1 out of 1 patent)

15. Steven E Hayes (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 6009458 - Networked computer game system with persistent playing objects (1999-12-28),

2. 6005561 - Interactive information delivery system (1999-12-21),

3. 5838389 - Apparatus and method for updating a CLUT during horizontal blanking (1998-11-17),

4. 5631849 - Decompressor and compressor for simultaneously decompressing and (1997-05-20),

5. 5617506 - Method for communicating a value over a transmission medium and for (1997-04-01),

6. 5596693 - Method for controlling a spryte rendering processor (1997-01-21),

7. 5577180 - Zone data streaming for 3-dimensional video environment (1996-11-19),

8. 5572235 - Method and apparatus for processing image data (1996-11-05),

9. 5521946 - Multi-phase filter/DAC (1996-05-28),

10. 5502462 - Display list management mechanism for real-time control of by-the-line (1996-03-26),

11. 5488576 - Amplitude adaptive filter (1996-01-30),

12. 5481275 - Resolution enhancement for video display using multi-line interpolation (1996-01-02),

13. 5408267 - Method and apparatus for gamma correction by mapping, transforming and (1995-04-18),

14. 5402369 - Method and apparatus for digital multiplication based on sums and (1995-03-28),

15. 5337363 - Method for generating three dimensional sound (1994-08-09),

The 3do Company was a video game company founded in 1991. They developed games for various platforms including the 3DO Interactive Multiplayer console. Some of their popular titles include Army Men and Might and Magic. The company ceased operations in 2003.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

15 Patents

#110 in Redwood City, CA

#4,869 in California

#20,399 in US

#38,696 in the World

Redwood City, CA, United States of America

The 3do Company

Forward Citations = 1,611

16 inventors:

Robert J Mical (6 out of 11 patents)

David L Needle (5 out of 16 patents)

David R Main (4 out of 4 patents)

4. Teju J Khubchandani (3 out of 4 patents)

5. David C Platt (2 out of 64 patents)

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