Company Filing History:

15 out of 4,554

California Institute of Technology

patents

1 out of 2,453

United States of America As Represented by the Administrator of Nasa

patents

Years Active: 2001-2013

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8368051 - Complementary barrier infrared detector (CBIRD) (2013-02-05),

2. 7745815 - Polarization-sensitive quantum well infrared photodetector focal plane array (2010-06-29),

3. 7737411 - nBn and pBp infrared detectors with graded barrier layer, graded absorption layer, or chirped strained layer super lattice absorption layer (2010-06-15),

4. 7599061 - Ultra compact spectrometer apparatus and method using photonic crystals (2009-10-06),

5. 7211820 - Quantum well sensor having spatially separated sensing columns (2007-05-01),

6. 7129104 - Wavelength-insensitive radiation coupling for multi-quantum well sensor based on intersubband absorption (2006-10-31),

7. 6967345 - Dual band QWIP focal plane array (2005-11-22),

8. 6965152 - Broad-band quantum well infrared photodetectors (2005-11-15),

9. 6674091 - Multi-quantum-well detector for low-background applications (2004-01-06),

10. 6642537 - Dual band QWIP focal plane array (2003-11-04),

11. 6580089 - Multi-quantum-well infrared sensor array in spatially-separated multi-band configuration (2003-06-17),

12. 6545289 - Wavelength-insensitive radiation coupling for multi-quantum well sensor based on intersubband absorption (2003-04-08),

13. 6521967 - Three color quantum well infrared photodetector focal plane array (2003-02-18),

14. 6423980 - Multi-directional radiation coupling in quantum-well infrared photodetectors (2002-07-23),

15. 6271537 - Slotted quantum well sensor (2001-08-07),

Title: The Innovations of Sumith V Bandara

Introduction

Sumith V Bandara is a prominent inventor based in Valencia, CA (US). He has made significant contributions to the field of infrared detection technology, holding a total of 16 patents. His work has advanced the capabilities of infrared detectors, making them more efficient and sensitive.

Latest Patents

Among his latest patents is the Complementary Barrier Infrared Detector (CBIRD). This innovative infrared detector features a hole barrier region adjacent to one side of an absorber region, an electron barrier region adjacent to the other side of the absorber region, and a semiconductor adjacent to the electron barrier. Another notable patent is the Polarization-Sensitive Quantum Well Infrared Photodetector Focal Plane Array. This technology includes structures with stacked layers of quantum wells and a reflective grating that provides polarization sensitivity. The reflective grating is intricately etched to allow for electrical contacts for individual pixels, enhancing the functionality of the device.

Career Highlights

Sumith has worked with prestigious organizations such as the California Institute of Technology and NASA. His experience in these institutions has allowed him to collaborate on groundbreaking projects that push the boundaries of infrared technology.

Collaborations

Throughout his career, Sumith has collaborated with notable colleagues, including Sarath D Gunapala and John K Liu. These partnerships have contributed to the development of innovative technologies in the field.

Conclusion

Sumith V Bandara's contributions to infrared detection technology are noteworthy and impactful. His patents reflect a commitment to advancing the field, and his collaborations with esteemed institutions and colleagues further enhance his legacy as an inventor.

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