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For the Inventor, By the Inventor

Sunnyvale, CA, United States of America

Picoliter Inc.

USPTO Granted Patents = 31

% Expired Patents = 22.6



Forward Citations = 631

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10 inventors (with patents filed for the assignee):

goldMedal Richard N Ellson (28 out of 71 patents)

silverMedal Mitchell Wayne Mutz (25 out of 35 patents)

bronzeMedal James K Foote (7 out of 8 patents)

4.  David Soong-Hua Lee (5 out of 7 patents)

5.  Richard Caprioli (3 out of 21 patents)

6.  Richard G Stearns (2 out of 60 patents)

7.  David Soon-Hua Lee (1 out of 1 patent)

8.  George McLendon (1 out of 3 patents)

9.  Theodore J Williams (1 out of 1 patent)

10.  Babur B Hadimioglu (1 out of 54 patents)

11.  Richard M Caprioli (0 patent)

12.  George Mclendon (0 patent)


Core Competencies:
Peptide Arrays
Acoustic Ejection
Fluid Analysis
Droplet Generation
Biomolecular Crystallization
Cell Sorting
High-Throughput Screening
Electrostatic Charge
Fluid Reservoirs
Nonhybridizing Oligonucleotides
Pharmaceutical Particles
Mass Spectrometric Analysis

31 patents:

1. 7901039 - Peptide arrays and methods of preparation (2011-03-08),
2. 7481511 - Droplet dispensation from a reservoir with reduction in uncontrolled electrostatic charge (2009-01-27),
3. 7439048 - Apparatus for acoustic ejection of circumscribed volumes from a fluid (2008-10-21),
4. 7405395 - Acoustic ejection into small openings (2008-07-29),
5. 7405072 - Acoustic radiation for ejecting and monitoring pathogenic fluids (2008-07-29),
6. 7270986 - Ejection of localized volumes from fluids (2007-09-18),
7. 7090333 - Focused acoustic energy in the preparation of peptide arrays (2006-08-15),
8. 6991917 - Spatially directed ejection of cells from a carrier fluid (2006-01-31),
9. 6938995 - Acoustic assessment of fluids in a plurality of reservoirs (2005-09-06),
10. 6938987 - Acoustic ejection of fluids from a plurality of reservoirs (2005-09-06),
11. 6932097 - Acoustic control of the composition and/or volume of fluid in a reservoir (2005-08-23),
12. 6893836 - Spatially directed ejection of cells from a carrier fluid (2005-05-17),
13. 6893115 - Frequency correction for drop size control (2005-05-17),
14. 6869551 - Precipitation of solid particles from droplets formed using focused acoustic energy (2005-03-22),
15. 6855925 - Methods, devices, and systems using acoustic ejection for depositing fluid droplets on a sample surface for analysis (2005-02-15),
Company Overview
Picoliter Inc., based in Sunnyvale, California, specializes in precision liquid handling solutions, particularly for the life sciences and biotechnology sectors. The company focuses on developing advanced microfluidic technologies that enable accurate and efficient dispensing of picoliter volumes of liquids. Their innovative products are designed to enhance laboratory workflows, supporting applications in genomics, drug discovery, and diagnostics. Picoliter's commitment to precision and reliability positions it as a key player in the evolving landscape of scientific research and development.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

31 Patents

#141 in Sunnyvale, CA

#2,614 in California

#10,936 in US

#21,284 in the World

Sunnyvale, CA (US)
Sunnyvale, CA, United States of America

Picoliter Inc.

Forward Citations = 631

10 inventors:

goldMedal Richard N Ellson (28 out of 71 patents)

silverMedal Mitchell Wayne Mutz (25 out of 35 patents)

bronzeMedal James K Foote (7 out of 8 patents)

4.  David Soong-Hua Lee (5 out of 7 patents)

5.  Richard Caprioli (3 out of 21 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Picoliter Inc.. Retrieved from https://idiyas.com/company/picoliter

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

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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