Respiratory Gas Sensors for Diverse Applications

Publication ID: 24-11857310_0007_PTD
Published: November 07, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Respiratory Gas Sensors for Diverse Applications,” Published Technical Disclosure No. 24-11857310_0007_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857310_0007_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,310.

Summary of the Inventive Concept

The present inventive concept leverages the core technology of respiratory gas sensors to develop innovative solutions for various industries, including environmental monitoring, food safety, athletic performance tracking, industrial process control, and veterinary medicine.

Background and Problem Solved

The original patent disclosed a physiological parameter processing apparatus for diagnosing sleep disorders. However, the potential applications of respiratory gas sensors extend far beyond this limited scope. The present inventive concept addresses the need for versatile and accurate gas sensing technology in diverse fields, where real-time data and analysis can significantly improve outcomes and decision-making.

Detailed Description of the Inventive Concept

The new claims describe a range of applications for respiratory gas sensors, including monitoring environmental pollution, detecting food spoilage, tracking athlete performance, monitoring industrial processes, and diagnosing sleep disorders in animals. Each application leverages the sensor's ability to detect changes in gas composition, with the processing unit analyzing the data to provide real-time insights. For example, in environmental monitoring, the sensor detects pollutants in the air, providing data on air quality. In food safety, the sensor detects changes in gas composition indicative of spoilage. Similarly, in athletic performance tracking, the sensor measures an athlete's respiratory rate and volume to provide real-time feedback on performance.

Novelty and Inventive Step

The new claims introduce novel applications and use cases for respiratory gas sensors, expanding the scope of the original patent. The inventive step lies in the recognition of the sensor's potential to address diverse problems across various industries, and the development of tailored solutions to meet these needs.

Alternative Embodiments and Variations

Alternative embodiments may include variations in sensor design, processing algorithms, and data analysis techniques to accommodate specific industry requirements. For instance, a wearable device for athletes could incorporate additional sensors, such as heart rate or GPS, to provide a more comprehensive picture of performance. Similarly, an industrial process control system could integrate multiple gas sensors to detect a range of process anomalies.

Potential Commercial Applications and Market

The present inventive concept has significant commercial potential across multiple industries, including environmental monitoring, food safety, athletic performance tracking, industrial process control, and veterinary medicine. The market for respiratory gas sensors is expected to grow as industries increasingly recognize the value of real-time data and analysis in improving outcomes and decision-making.

Field of Art

Biomedical sensing and physiological monitoring technologies, with expertise in respiratory gas analysis, sensor design, and signal processing techniques

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device technologist with advanced degree, experience in sensor design, signal processing algorithms, and interdisciplinary application of respiratory monitoring technologies

Obviousness Rationale

The PTD demonstrates predictable extensions of the source patent's respiratory gas sensor technology by applying the core sensing and processing principles to diverse monitoring contexts. A PHOSITA would recognize that the fundamental respiratory gas detection and analysis methodology can be readily adapted across multiple domains by modifying sensor configuration and processing algorithms. The technical core of detecting and analyzing gas composition remains consistent, with variations primarily representing application-specific implementations.

Obvious Combinations & Variations

Source Patent Element
Respiratory gas sensor configured to acquire respiration data from mouth or nose
PTD Variation
Applying sensor to environmental pollution monitoring by detecting air pollutant composition
Obviousness Reasoning
Known technique of adapting gas sensing technology to detect different gas compositions, representing a predictable variation with expected technical results
Source Patent Element
Processor configured to analyze respiration data through waveform processing
PTD Variation
Extending processing algorithms to analyze athlete respiratory performance metrics
Obviousness Reasoning
Predictable application of existing signal processing techniques to extract performance-relevant respiratory parameters
Source Patent Element
Input interface for acquiring respiratory gas data
PTD Variation
Implementing sensor in food spoilage detection systems to monitor gas composition changes
Obviousness Reasoning
Obvious design adaptation using known sensor interface principles to detect compositional variations in different contexts
Source Patent Element
Respiratory parameter processing apparatus with data analysis capabilities
PTD Variation
Industrial process monitoring system using respiratory gas sensor to detect anomalies
Obviousness Reasoning
Straightforward technical translation of existing sensor analysis methodology to industrial monitoring applications
Source Patent Element
Respiratory data processing for sleep disorder diagnosis
PTD Variation
Extending diagnostic methodology to veterinary sleep disorder detection
Obviousness Reasoning
Predictable extension of existing diagnostic technique to related biological monitoring domain
35 U.S.C. § 103 Summary: Based on US Patent 11857310's respiratory gas sensor technology, the present publication demonstrates that the claimed variations represent obvious modifications to existing physiological monitoring techniques, rendering subsequent claims involving similar sensor applications anticipated and non-patentable under standard obviousness analysis. The disclosed adaptations constitute routine engineering design choices within the ordinary skill of practitioners in respiratory sensing technologies.

Original Patent Information

Patent NumberUS 11,857,310
TitlePhysiological parameter processing apparatus
Assignee(s)NIHON KOHDEN CORPORATION