Location History:
- San Rafael, CA (US) (2006 - 2021)
- Berkeley, CA (US) (2017 - 2022)
Company Filing History:
3 out of 3 
2 out of 1,221 
2 out of 2 
Years Active: 2006-2022
Title: Innovations of Ratnakar Dev
Introduction
Ratnakar Dev is a notable inventor based in Berkeley, California. He has made significant contributions to the field of technology, holding a total of 11 patents. His work primarily focuses on methods and systems that enhance the understanding of media and knowledge databases.
Latest Patents
One of his latest patents is titled "Methods and apparatus to identify a mood of media." This invention discloses methods and apparatus designed to identify emotions evoked by media. An example apparatus includes a synthesizer that generates a synthesized sample based on a pre-verbal utterance associated with a specific emotion. A feature extractor identifies values of features from both the synthesized sample and the media, allowing a classification engine to establish relationships between these values and the corresponding emotions.
Another recent patent is "Detecting topical similarities in knowledge databases." This invention provides systems and methods for identifying topical similarities within a knowledge database. It involves accessing a knowledge database containing numerous articles and obtaining clickstream data that reflects user interactions. A directed article graph is constructed based on this data, enabling an unbounded graph search to rank articles according to their topical similarity to input search terms.
Career Highlights
Throughout his career, Ratnakar Dev has worked with prominent companies such as Machinevantage, Inc. and Autodesk, Inc. His experience in these organizations has contributed to his innovative approach to technology and invention.
Collaborations
Ratnakar has collaborated with notable individuals in his field, including Anantha K Pradeep and Robert T Knight. These collaborations have likely enriched his work and expanded the impact of his inventions.
Conclusion
Ratnakar Dev's contributions to technology through his patents and collaborations highlight his innovative spirit and dedication to advancing the understanding of media and knowledge databases. His work continues to influence the field and inspire future innovations.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.