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For the Inventor, By the Inventor

Sun City, CA, United States of America

David Allen Murtishaw

This inventor holds 11 USPTO granted patents. Top assignee: Other. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Allen Murtishaw. Retrieved from https://idiyas.com/inventor/david-allen-murtishaw

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

Calculating rank
USPTO Granted Patents = 11

% Patents Active = 9.1

Average Co-Inventor Count = 2.1

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Temecula, CA (US) (2001)
  • Sun City, CA (US) (2002 - 2004)

Company Filing History:

goldMedal11 out of 834,659 
Other
 patents

Years Active: 2001-2004

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11 patents (USPTO):Explore Patents
1. 6733353 - Method and system for heating cathode ray tubes during frit knocking to prevent electrical arcing (2004-05-11),
2. 6695918 - System for coating the neck portion of a cathode ray tube funnel (2004-02-24),
3. 6676469 - System and method for protecting cathode ray tube funnels from contamination after application of interior coating (2004-01-13),
4. 6661629 - Method and device for preventing arcing between a high-voltage external probe tip and a frit grounding band during frit knocking (2003-12-09),
5. 6638127 - Master cathode ray tube jig with LEDs simulating stray emissions for calibration of a stray emissions detection system and methods of making and using same (2003-10-28),
6. 6629631 - Solder iron pressure monitor and method of using same in manufacturing a cathode ray tube (2003-10-07),
7. 6589090 - Method of salvaging components of a cathode ray tube when extracting failed components for testing (2003-07-08),
8. 6559591 - Removable grounding strip for anti-reflective films on cathode ray tubes and method of using same (2003-05-06),
9. 6457584 - Protective storage covering for cathode ray tube components and method of making (2002-10-01),
10. 6357453 - System and method for cleaning cathode ray tube funnels prior to application of interior coating (2002-03-19),
11. 6296538 - Insulation diaphragm for getter flash turntable and method of implementing and using same (2001-10-02),

Title: **David Allen Murtishaw: Innovator in Cathode Ray Tube Technology**

Introduction

David Allen Murtishaw, an accomplished inventor based in Sun City, California, has made significant contributions to the field of cathode ray tube (CRT) technology. With a portfolio of 11 patents, Murtishaw's innovative solutions have improved processes involved in the handling and application of CRTs, marking him as a notable figure in the electronics industry.

Latest Patents

Among Murtishaw's latest patents is a groundbreaking **method and system for heating cathode ray tubes during frit knocking to prevent electrical arcing**. This invention addresses the issue of electrical arcing between the high-voltage probe and the grounded band during the frit knocking process. By heating the cathode ray tube through various means such as an oven or a heated chamber, the propensity for arcing is significantly reduced. Additionally, the use of insulated envelopes or heat packs enhances the effectiveness of maintaining the tube's temperature during this critical phase.

Another significant patent is a **system for coating the neck portion of a cathode ray tube funnel**. This innovation involves an improved shaft designed to push a sponge saturated with carbon coating through the narrow neck of the CRT funnel. Made from a cost-effective plastic composite, this shaft provides greater flexibility and ease of use, enabling a thorough coating process even in instances where the funnel may not be perfectly aligned.

Career Highlights

Murtishaw's career is marked by a continual focus on refining CRT technologies. His inventions showcase a strong understanding of the complexities involved in producing high-quality cathode ray tubes. Through rigorous research and development, he has successfully advanced industry standards and practices, leading to safer and more effective methodologies.

Collaborations

Throughout his journey, Murtishaw has collaborated with esteemed colleagues, including Brian Michael Solomich and Edward L Martinez. These partnerships have fostered an environment of innovation and creativity, driving further advancements in teknologi related to cathode ray tubes.

Conclusion

David Allen Murtishaw represents the spirit of innovation within the field of cathode ray technology. His patents not only reflect his technical expertise but also his commitment to enhancing safety and efficiency in manufacturing processes. As technologies continue to evolve, Murtishaw's contributions will undoubtedly play an essential role in shaping the future of electronic displays.

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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