Berkeley, CA, United States of America

David T Asa

This inventor holds 6 USPTO granted patents. Top assignees: Michael Hoffman, Other. Active years: 1987-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David T Asa. Retrieved from https://idiyas.com/inventor/david-t-asa

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 440(Granted Patents)


Location History:

  • Emeryville, CA (US) (1987)
  • San Francisco, CA (US) (1989)
  • Berkeley, CA (US) (1990)
  • Carmel, CA (US) (2000 - 2001)

Company Filing History:

goldMedal1 out of 1 
 
Michael Hoffman
 patent
silverMedal4 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987-2001

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6 patents (USPTO):Explore Patents

Title: Innovations by David T Asa

Introduction

David T Asa is a notable inventor based in Berkeley, CA. He has made significant contributions to the field of technology with a total of 6 patents to his name. His work primarily focuses on devices that enhance laboratory processes and improve efficiency in handling micro tubes and cell cultures.

Latest Patents

One of Asa's latest inventions is the "Cell scraper device having blade on handles with pivotal joints." This innovative device features a pair of elongated handles and a blade that can pivot, allowing users to easily scrape cells from culture flasks. The design enables the blade to be positioned at an acute angle for insertion into flasks and to be drawn across the culture medium to collect layers of cells efficiently.

Another significant patent is the "Micro tube cap opening device with tube holder and slidable lifting bar." This device simplifies the process of opening micro tube caps. It includes a tubular holder that securely holds the micro tube and a lifting bar that can be moved to force the cap into an open position, enhancing usability in laboratory settings.

Career Highlights

Throughout his career, David T Asa has worked with various companies, contributing his expertise to the development of innovative solutions. His experience has allowed him to refine his skills and create devices that address specific needs in scientific research.

Collaborations

Asa has collaborated with notable individuals in his field, including Maurice Asa. These partnerships have fostered an environment of creativity and innovation, leading to the development of impactful inventions.

Conclusion

David T Asa's contributions to the field of invention are marked by his innovative patents and collaborative efforts. His work continues to influence laboratory practices and improve efficiency in scientific research.

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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