logo

For the Inventor, By the Inventor

San Diego, CA, United States of America

David W Kappel

This inventor holds 17 USPTO granted patents, primarily in Optical Systems. Top assignees: Proxima Corporation, Riake Corporation, Compaq Computer Corporation, Inc.. Active years: 1994-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David W Kappel. Retrieved from https://idiyas.com/inventor/david-w-kappel

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

Calculating rank
USPTO Granted Patents = 17

% Patents Active = 82.4

Average Co-Inventor Count = 2.7

ph-index = 12

Forward Citations = 430(Granted Patents)


Location History:

  • Oceanside, CA (US) (1994 - 1996)
  • Poway, CA (US) (2004)
  • San Diego, CA (US) (1995 - 2009)

Company Filing History:

goldMedal7 out of 45 
 
Proxima Corporation
 patents
silverMedal3 out of 3 
 
Riake Corporation
 patents
bronzeMedal1 out of 2,019 
 
Compaq Computer Corporation, Inc.
 patents
4. 1 out of 2 
 
Compaq Computer Corportion
 patents
5. 1 out of 909 
 
Johnson and Johnson Vision Care, Inc.
 patents
6. 1 out of 67 
 
Packard Instrument Company, Inc.
 patents
7. 3 out of 834,601 
Other
 patents

Years Active: 1994-2009

Loading Chart...
Areas of Expertise:
Illumination Device
Laser Projector
Microplate Analyzer
High Brightness
Ophthalmic Lenses
Automated Testing
Projection Lens
Enhanced Image
Optical Systems
Liquid Crystal Projector
Image Projection
Detector Arrays
17 patents (USPTO):Explore Patents
1. 7554737 - Illumination device and method using adaptable source and output format (2009-06-30),
2. 6870650 - Illumination device and method for laser projector (2005-03-22),
3. 6795189 - Universal microplate analyzer (2004-09-21),
4. 6746124 - Flashlight producing uniform high brightness (2004-06-08),
5. 6606173 - Illumination device and method for laser projector (2003-08-12),
6. 6577387 - Inspection of ophthalmic lenses using absorption (2003-06-10),
7. 6407864 - Automated system for testing two dimensional detector arrays and optical systems using sequential filters (2002-06-18),
8. 6362922 - Projection lens and system (2002-03-26),
9. 6220713 - Projection lens and system (2001-04-24),
10. 6052214 - System and method for producing an enhanced image (2000-04-18),
11. 5704700 - Laser illuminated image projection system and method of using same (1998-01-06),
12. 5700076 - Laser illuminated image producing system and method of using same (1997-12-23),
13. 5510861 - Compact projector and method of using same (1996-04-23),
14. 5483382 - Projection lens and method of using same (1996-01-09),
15. 5453803 - Low profile liquid crystal projector and method of using same (1995-09-26),

Title: Innovations of David W Kappel

Introduction

David W Kappel is a notable inventor based in San Diego, California. He has made significant contributions to the field of illumination technology, holding a total of 17 patents. His work focuses on developing advanced systems and methods for imaging devices, particularly in laser projection systems.

Latest Patents

Among his latest patents is an "Illumination device and method using adaptable source and output format." This invention provides systems and methods for illumination suitable for imaging devices, allowing for adjustable illumination patterns by modifying characteristics of a controlled angle diffuser. Another significant patent is the "Illumination device and method for laser projector," which also utilizes a holographic diffuser to create a well-defined cone angle for light. This innovation aims to enhance light efficiency and reduce common issues such as speckle and intensity falloff.

Career Highlights

David has worked with Proxima Corporation, where he contributed to the development of innovative imaging technologies. His expertise in illumination systems has positioned him as a key figure in advancing laser projection technology.

Collaborations

David has collaborated with notable professionals in his field, including Robert E Fischer and Biljana Tadic-Galeb. Their combined efforts have led to advancements in illumination technology and improved imaging systems.

Conclusion

David W Kappel's contributions to illumination technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the field of imaging devices, particularly in laser projection systems.

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]
Loading…