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El Granada, CA, United States of America

David E Edgren

USPTO Granted Patents = 59 (Patent Applications = 5)

CIPO Patents = 3

EPO Patents = 2 (Patent Applications = 4)

Average Co-Inventor Count = 3.1

ph-index = 31

Forward Citations = 3,340(Granted Patents)

Forward Citations (Not Self Cited) = 3,281(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Mountain View, CA (US) (2001)
El Granada, CA (US) (1982 - 2011)
Palo Alto, CA (US) (2006 - 2017)
Los Altos, CA (US) (2002 - 2018)

Company Filing History:

49 out of 1,062

Alza Corporation

Sinusys Corporation

Alza Corporatiton

4. 1 out of 142

5. 2 out of 832,843

Other

patents

Years Active: 1982-2018

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Areas of Expertise:

Sustained Release Dosage Forms

Sinus Dilator Devices

Paranasal Sinus Treatment

Drug Coating Techniques

Antidepressant Dosage Forms

Gastric Retention Formulations

Controlled Release Formulations

Prolonged Release Active Agents

Osmotic Drug Delivery

Transdermal Drug Delivery Devices

Pharmaceutical Coating Compositions

CNS Disorder Treatment

59 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10071068 - Sustained release oral dosage forms of an R-baclofen prodrug (2018-09-11),

2. 9687263 - Devices and methods for inserting a sinus dilator (2017-06-27),

3. 9629644 - Devices and methods for dilating a paranasal sinus opening and for treating sinusitis (2017-04-25),

4. 9597485 - Devices and methods for dilating a paranasal sinus opening and for treating sinusitis (2017-03-21),

5. 9504812 - Devices and methods for dilating a paranasal sinus opening and for treating sinusitis (2016-11-29),

6. 9149616 - Devices and methods for dilating a paranasal sinus opening and for treating sinusitis (2015-10-06),

7. 9138569 - Devices and methods for dilating a paranasal sinus opening and for treating sinusitis (2015-09-22),

8. 8524277 - Extended release dosage form (2013-09-03),

9. 8246986 - Drug coating providing high drug loading (2012-08-21),

10. 8226979 - Drug coating providing high drug loading and methods for providing the same (2012-07-24),

11. 8084059 - Antidepressant dosage form (2011-12-27),

12. 7087243 - Pharmaceutical coating composition and method of use (2006-08-08),

13. 7060734 - Pharmaceutical coating composition and method of use (2006-06-13),

14. 6797283 - Gastric retention dosage form having multiple layers (2004-09-28),

15. 6635281 - Gastric retaining oral liquid dosage form (2003-10-21),

Title: The Inventor David E Edgren

Introduction: David E Edgren is a renowned inventor based in El Granada, California. He is known for his innovative contributions to various fields.

Latest Patents: David E Edgren's latest patents include inventions in the technology sector, particularly in the realm of artificial intelligence and renewable energy.

Career Highlights: Throughout his career, David E Edgren has been recognized for his groundbreaking inventions that have significantly impacted the industry. His dedication to pushing the boundaries of innovation has led to numerous successful patents.

Collaborations: David E Edgren has collaborated with leading tech companies and research institutions to further develop his inventions. His ability to work in multidisciplinary teams has resulted in the creation of cutting-edge technologies.

Conclusion: In conclusion, David E Edgren's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a pioneering inventor in El Granada, California.

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