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For the Inventor, By the Inventor

Littleton, CO, United States of America

Raghu Nath Bhattacharya

This inventor holds 17 USPTO granted patents and 2 published patent applications. Top assignees: Midwest Research Institute, Davis, Joseph & Negley, Alliance for Sustainable Energy, LLC. Active years: 1995-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Raghu Nath Bhattacharya. Retrieved from https://idiyas.com/inventor/raghu-nath-bhattacharya

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

USPTO Granted Patents = 17 

% Patents Active = 76.5

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 251(Granted Patents)


Location History:

  • Littleton, CA (US) (1999)
  • Littleton, CO (US) (1995 - 2016)

Company Filing History:

goldMedal6 out of 278 
 
Midwest Research Institute
 patents
silverMedal5 out of 5 
 
Davis, Joseph & Negley
 patents
bronzeMedal4 out of 515 
 
Alliance for Sustainable Energy, LLC
 patents
4. 1 out of 67 
 
Superpower, Inc.
 patents
5. 1 out of 1,211 
 
The United States of America as Represented by the Department of Energy
 patents

Years Active: 1995-2016

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17 patents (USPTO):Explore Patents
1. 9410259 - Electrodeposition of gallium for photovoltaics (2016-08-09),
2. 9236511 - Fabrication of ionic liquid electrodeposited Cu—Sn—Zn—S—Se thin films and method of making (2016-01-12),
3. 8809237 - Method of forming an HTS article (2014-08-19),
4. 8586506 - Electrodeposition of biaxially textured layers on a substrate (2013-11-19),
5. 8513050 - Bi-Se doped with Cu, p-type semiconductor (2013-08-20),
6. 7611573 - ZnS/Zn(O,OH)S-based buffer layer deposition for solar cells (2009-11-03),
7. 7297868 - Preparation of CIGS-based solar cells using a buffered electrodeposition bath (2007-11-20),
8. 6332967 - Electro-deposition of superconductor oxide films (2001-12-25),
9. 5976614 - Preparation of cuxinygazsen precursor films and powders by electroless (1999-11-02),
10. 5948176 - Cadmium-free junction fabrication process for CuInSe.sub.2 thin film (1999-09-07),
11. 5871630 - Preparation of copper-indium-gallium-diselenide precursor films by (1999-02-16),
12. 5804054 - Preparation of copper indium gallium diselenide films for solar cells (1998-09-08),
13. 5785837 - Preparation of transparent conductors ferroelectric memory materials and (1998-07-28),
14. 5731031 - Production of films and powders for semiconductor device applications (1998-03-24),
15. 5730852 - Preparation of cuxinygazsen (X=0-2, Y=0-2, Z=0-2, N=0-3) precursor films (1998-03-24),

Title: Innovations of Raghu Nath Bhattacharya

Introduction

Raghu Nath Bhattacharya is a notable inventor based in Littleton, Colorado. He has made significant contributions to the field of semiconductor technology and photovoltaics. With a total of 17 patents to his name, Bhattacharya has demonstrated a commitment to advancing innovation in his area of expertise.

Latest Patents

Among his latest patents is the "Electrodeposition of gallium for photovoltaics." This invention involves an electroplating solution and method for producing an electroplating solution containing a gallium salt, an ionic compound, and a solvent. The result is a gallium thin film that can be deposited on a substrate. Another significant patent is the "Fabrication of ionic liquid electrodeposited Cu—Sn—Zn—S—Se thin films and method of making." This patent describes a semiconductor thin film and the method for producing it, which comprises a metallic salt and an ionic compound in a non-aqueous solution mixed with a solvent. The processing of the stacked layer in chalcogen results in CZTS/CZTSS thin films that may be deposited on a substrate.

Career Highlights

Throughout his career, Bhattacharya has worked with reputable organizations, including the Midwest Research Institute and Davis, Joseph & Negley. His work has focused on developing innovative solutions that enhance the efficiency and effectiveness of semiconductor technologies.

Collaborations

Bhattacharya has collaborated with esteemed colleagues such as Rommel Noufi and James C. Keane. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Raghu Nath Bhattacharya's contributions to the field of semiconductor technology and photovoltaics are noteworthy. His innovative patents and collaborations reflect his dedication to advancing technology and improving the efficiency of energy solutions.

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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