David Alan Ahlquist

This inventor holds 63 USPTO granted patents and 40 published patent applications and 14 EPO patents, primarily in Cancer Detection (CPC class C12Q). Top assignees: Mayo Foundation for Medical Education and Research, Exact Sciences Corporation, Exact Sciences Development Company, LLC. Active years: 1998-2026.

USPTO Granted Patents = 63 (Patent Applications = 40)

% Patents Active = 98.4

EPO Patents = 14 (Patent Applications = 32)

Average Co-Inventor Count = 5.1

ph-index = 11

Forward Citations = 431(Granted Patents)

Forward Citations (Not Self Cited) = 243(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

55 out of 1,802

Mayo Foundation for Medical Education and Research

patents

18 out of 111

Exact Sciences Corporation

patents

16 out of 42

Exact Sciences Development Company, LLC

patents

4. 2 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1998-2026

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Areas of Expertise:

Gastric Neoplasm

Breast Cancer

Colorectal Neoplasm

Methylation Detection

DNA Analysis

Esophageal Disorders

Ovarian Cancer

Cholangiocarcinoma

Prostate Cancer

Digital Sequence Analysis

Neoplasia Detection

High-Grade Dysplasia

63 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12601011 - DETECTING GASTRIC NEOPLASM (2026-04-14),

2. 12584177 - DETECTING ENDOMETRIAL CANCER (2026-03-24),

3. RE50806 - DETECTING BREAST CANCER (2026-02-24),

4. 12540360 - DETECTING BREAST CANCER (2026-02-03),

5. 12442043 - Detecting ovarian cancer (2025-10-14),

6. RE50621 - Detecting breast cancer (2025-10-07),

7. 12416050 - Compositions and methods for performing methylation detection assays (2025-09-16),

8. 12325878 - Detecting breast cancer (2025-06-10),

9. 12319969 - Detecting esophageal disorders (2025-06-03),

10. 12188093 - Detecting cholangiocarcinoma (2025-01-07),

11. 12043871 - Detecting neoplasm (2024-07-23),

12. 11987847 - Detecting colorectal neoplasm (2024-05-21),

13. 11952633 - Digital sequence analysis of DNA methylation (2024-04-09),

14. 11859254 - Detecting gastric neoplasm (2024-01-02),

15. 11821039 - Detecting neoplasm (2023-11-21),

Title: The Innovative Journey of David Alan Ahlquist

Introduction: David Alan Ahlquist, a renowned inventor hailing from Rochester, MN, has made significant contributions to the field of innovations and patents.

Latest Patents: David Alan Ahlquist holds several patents in various technological domains, showcasing his versatility and expertise in inventing cutting-edge solutions.

Career Highlights: Throughout his illustrious career, David Alan Ahlquist has been instrumental in developing groundbreaking inventions that have revolutionized industries. His keen eye for detail and passion for innovation have led to the creation of patents that have had a lasting impact.

Collaborations: David Alan Ahlquist has collaborated with leading companies, research institutions, and universities to further his inventions and bring them to fruition. His ability to work in diverse teams has been a key factor in the success of his innovative projects.

Conclusion: In conclusion, David Alan Ahlquist stands as a beacon of innovation in the world of patents and inventions. His dedication to pushing the boundaries of technology and his relentless pursuit of excellence continue to inspire inventors and innovators worldwide.