Longmont, CO, United States of America

Jonathan Herman Fischer



Average Co-Inventor Count = 1.9

ph-index = 11

Forward Citations = 491(Granted Patents)

Forward Citations (Not Self Cited) = 484(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Blandon, PA (US) (1991 - 2006)
  • Denver, CO (US) (2006 - 2013)
  • Longmont, CO (US) (2001 - 2015)

Company Filing History:


Years Active: 1991-2015

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53 patents (USPTO):

Title: The Innovative Contributions of Jonathan Herman Fischer

Introduction: Jonathan Herman Fischer, based in Longmont, CO, has made significant strides in the field of innovation with a remarkable portfolio of 53 patents. His inventions primarily focus on advanced interface circuitry and power supply technologies, showcasing his expertise in electrical engineering and semiconductor design.

Latest Patents: Among Fischer's latest innovations are two noteworthy patents. The first is the "Digital Input Detector and Associated Adaptive Power Supply," which involves interface circuitry designed for storage devices or other processing devices. This invention features a digital input detector with an input transistor and an adaptive power supply that adjusts the supply voltage according to the threshold voltage of the transistor. Such adaptability allows for better performance with varying input signal logic levels.

The second patent, the "Input Capacitor Protection Circuit," introduces a MOS-type semiconductor system aimed at protecting input capacitors. The system includes a MOS device configured as an input capacitor and a bias monitor circuit that applies a selective capacitor bias voltage to maintain the voltage across the input capacitor below a specified threshold. This innovation enhances the reliability and longevity of semiconductor devices.

Career Highlights: Jonathan's extensive career includes notable positions at prominent companies such as Agere Systems Inc. and Lucent Technologies Inc. His work in these organizations has contributed to significant advancements in technology, especially in the realm of power supply systems and semiconductor circuit design.

Collaborations: Throughout his career, Jonathan has collaborated with esteemed professionals in the industry, including Donald Raymond Laturell and Lane Allen Smith. These collaborations have likely fostered a dynamic exchange of ideas contributing to his successful inventions and patents.

Conclusion: Jonathan Herman Fischer stands out as a prolific inventor whose contributions to the field of electrical engineering significantly enhance the functionality and efficiency of electronic devices. His innovative patents and collaborations underscore the vital role of research and development in shaping future technologies.

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