Company Filing History:

5 out of 9,638

Hewlett-packard Company

patents

5 out of 4,671

Agilent Technologies, Inc.

patents

2 out of 561

Keysight Technologies, Inc.

patents

4. 2 out of 832,812

Other

patents

Years Active: 1996-2019

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10367463 - Variable gain distributed amplifier systems and methods (2019-07-30),

2. 9618599 - Characterization and correction of voltage probe, current probe and cable (2017-04-11),

3. 9101838 - Dual pivot game controller (2015-08-11),

4. 8270460 - Filter for identifying signal artifacts in bandwidth-limited instruments (2012-09-18),

5. 7352259 - Broadband step attenuator with improved time domain performance (2008-04-01),

6. 7102370 - Compliant micro-browser for a hand held probe (2006-09-05),

7. 7053750 - Voltage probe systems having improved bandwidth capability (2006-05-30),

8. 6646527 - High frequency attenuator using liquid metal micro switches (2003-11-11),

9. 5940965 - Method of making multiple lead voltage probe (1999-08-24),

10. 5898312 - Multiple lead voltage probe and method of making same (1999-04-27),

11. 5654647 - Multiple lead voltage probe and method of making same (1997-08-05),

12. 5629617 - Multiplexing electronic test probe (1997-05-13),

13. 5625299 - Multiple lead analog voltage probe with high signal integrity over a (1997-04-29),

14. 5583447 - Voltage probe with reverse impedance matching (1996-12-10),

Title: David J Dascher: Innovator in Distributed Amplifier Systems

Introduction

David J Dascher is a notable inventor based in Monument, Colorado, with a remarkable portfolio of 14 patents. His work primarily focuses on advancements in distributed amplifier systems, showcasing his expertise in electrical engineering and innovation.

Latest Patents

Among his latest patents, Dascher has developed variable gain distributed amplifier systems and methods. These systems include first stage traveling wave amplifier (TWA) circuitry that is controllable to provide one of a first set of discrete gain settings. The design features a first input transmission line, a first output transmission line, and a first plurality of amplifiers coupled antiparallel between the input and output lines. The discrete gain settings are characterized by approximately constant logarithmic spacing. Another significant patent involves the characterization and correction of voltage and current probes. This method includes measuring the output of the voltage probe and characterizing its response based on various outputs, ensuring accuracy in electrical measurements.

Career Highlights

Throughout his career, Dascher has contributed to prominent companies such as Hewlett-Packard Company and Agilent Technologies, Inc. His work in these organizations has significantly influenced the development of advanced electronic systems and technologies.

Collaborations

Dascher has collaborated with notable professionals in the field, including Thomas F Uhling and Keith C Griggs. These partnerships have fostered innovation and the sharing of ideas, further enhancing the impact of his work.

Conclusion

David J Dascher stands out as a significant figure in the realm of electrical engineering, particularly in the development of distributed amplifier systems. His contributions through patents and collaborations continue to shape the industry and inspire future innovations.

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