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For the Inventor, By the Inventor

Washington, DC, United States of America

David Castiel

This inventor holds 19 USPTO granted patents, primarily in Satellite Systems. Top assignees: Mobile Communications Holdings, Inc., Virtual Geosatellite LLC, Virtual Geosatellite Holdings, Inc.. Active years: 1996-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Castiel. Retrieved from https://idiyas.com/inventor/david-castiel

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

Calculating rank
USPTO Granted Patents = 19

% Patents Active = 94.7

Average Co-Inventor Count = 1.8

ph-index = 10

Forward Citations = 294(Granted Patents)


Location History:

  • Washington, DC (US) (1996 - 2005)
  • Wash., DC (US) (2007)

Company Filing History:

goldMedal9 out of 12 
 
Mobile Communications Holdings, Inc.
 patents
silverMedal6 out of 6 
 
Virtual Geosatellite LLC
 patents
bronzeMedal4 out of 4 
 
Virtual Geosatellite Holdings, Inc.
 patents

Years Active: 1996-2007

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Areas of Expertise:
Geostationary Satellites
Elliptical Orbits
Satellite Constellations
Continuous Coverage
Optimized Parameters
Ground Tracks
Northern Latitudes
Satellite Deployment
19 patents (USPTO):Explore Patents
1. 7277673 - Virtually geostationary satellite array with optimized parameters (2007-10-02),
2. 6954613 - Fixed satellite constellation system employing non-geostationary satellites in sub-geosynchronous elliptical orbits with common ground tracks (2005-10-11),
3. 6795687 - Elliptical satellite system emulating characteristics of geosynchronous satellites during the apogee portion of an elliptical orbit (2004-09-21),
4. 6695260 - Virtually geostationary satellite array (2004-02-24),
5. 6678519 - Elliptical satellite system which emulates the characteristics of geosynchronous satellites (2004-01-13),
6. 6611683 - Elliptical satellite system which emulates the characteristics of geosynchronous satellites (2003-08-26),
7. 6597989 - Non-geostationary orbit satellite constellation for continuous coverage of northern latitudes (2003-07-22),
8. 6577864 - Elliptical satellite system which emulates the characteristics of geosynchronous satellites (2003-06-10),
9. D466613 - Telephone booth (2002-12-04),
10. 6263188 - Elliptical satellite system which emulates the characteristics of geosynchronous satellites (2001-07-17),
11. 6249672 - Portable telephone (2001-06-19),
12. 6122596 - Non-geostationary orbit satelite constellation for continuous (2000-09-19),
13. 6102335 - Elliptical orbit satellite, system, and deployment with controllable (2000-08-15),
14. 5957409 - Ellipitical satellite system which emulates the characteristics of (1999-09-28),
15. 5931417 - Non-geostationary orbit satellite constellation for continuous coverage (1999-08-03),

Title: David Castiel: Innovator in Satellite Technology

Introduction

David Castiel is a prominent inventor based in Washington, DC, known for his groundbreaking work in satellite technology. With an impressive portfolio of 19 patents, Castiel continues to push the boundaries of innovation in communications and satellite engineering.

Latest Patents

Among his latest patents are significant advancements in satellite systems. One of his notable inventions is the "Virtually Geostationary Satellite Array with Optimized Parameters." This patent describes a system where multiple satellites are strategically placed in a virtually geosynchronous orbit, allowing them to maintain an appearance of stationary movement relative to the Earth. The inventiveness lies in standardizing the parameters of these satellites and assigning them based on specific orbital positions.

Another key patent is the "Fixed Satellite Constellation System Employing Non-Geostationary Satellites in Sub-Geosynchronous Elliptical Orbits with Common Ground Tracks." This invention showcases a satellite constellation that creates the illusion of geosynchronous orbit despite the satellites being in non-geostationary positions.

Career Highlights

David Castiel has made significant contributions to the field of satellite communications through his work at several influential companies, including Mobile Communications Holdings, Inc. and Virtual Geosatellite LLC. His career has been marked by a commitment to developing technologies that enhance satellite functionality and optimize communication capabilities.

Collaborations

Throughout his career, Castiel has worked alongside notable professionals, including John E. Draim and Kenneth F. Manning. These collaborations have further fueled his innovative spirit and resulted in the successful development of cutting-edge satellite technologies.

Conclusion

David Castiel stands out as a significant figure in the realm of satellite innovation. His advancements not only enhance our understanding of satellite functionalities but also revolutionize the way we communicate across the globe. With an extensive list of patents to his name, Castiel's work continues to pave the way for future developments in the field.

Profile summary based on public USPTO records.
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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