Copperopolis, CA, United States of America

John J Frantzen

This inventor holds 66 USPTO granted patents, plus 3 CIPO patents, primarily in Surgical Stents (CPC class 6061). Top assignees: Advanced Cardiovascular Systems, Inc., Cardiothoracic Systems, Inc., Cook Incorporated. Active years: 1979-2012.

USPTO Granted Patents = 66

% Patents Active = 87.9

CIPO Patents = 3

Average Co-Inventor Count = 1.8

ph-index = 46

Forward Citations = 11,507(Granted Patents)

Forward Citations (Not Self Cited) = 11,407(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Roseville, MN (US) (1980)
White Bear Lake, MN (US) (1979 - 1981)
San Jose, CA (US) (1994 - 1995)
Copperpolis, CA (US) (1998)
Laguna Nigel, CA (US) (1999 - 2001)
Laguana Niguel, CA (US) (2001)
Laguna Niguel, CA (US) (2001 - 2004)
Copperopolis, CA (US) (1995 - 2012)

Company Filing History:

23 out of 1,523

Advanced Cardiovascular Systems, Inc.

patents

11 out of 101

Cardiothoracic Systems, Inc.

Global Therapeutics, LLC

patents

5. 4 out of 4

Minnesota Micro Metal, Inc.

patents

6. 3 out of 53

Devices for Vascular Intervention, Inc.

patents

7. 3 out of 37

Endotex Interventional Systems, Inc.

patents

8. 1 out of 3

Device for Vascular Intervention, Inc.

patents

9. 1 out of 1

Maguet Cardiovascular LLC

Technology Development Center

patents

12. 5 out of 834,411

Other

patents

Years Active: 1979-2012

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Areas of Expertise:

Surgical Stents

Expandable Stents

Stent Delivery System

Heart Stabilization

Vascular Stent-Graft

Surgical Clips

Polishing Surgical Stents

Flexible Balloon

66 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8277476 - Surgical instruments and procedures for stabilizing the beating heart during coronary artery bypass graft (2012-10-02),

2. 7513907 - Expandable stents and method for making same (2009-04-07),

3. 6908479 - Expandable stents and method for making same (2005-06-21),

4. 6776783 - Surgical clips and apparatus and method for clip placement (2004-08-17),

5. 6743169 - Surgical instruments and procedures for stabilizing the beating heart during coronary artery bypass graft surgery (2004-06-01),

6. 6701930 - Surgical instruments and procedures for stabilizing the beating heart during coronary artery bypass graft surgery (2004-03-09),

7. 6695833 - Vascular stent-graft apparatus and forming method (2004-02-24),

8. 6689159 - Expandable stents and method for making same (2004-02-10),

9. 6673013 - Surgical instruments and procedures for stabilizing the beating heart during coronary artery bypass graft surgery (2004-01-06),

10. 6638300 - Radially expandable non-contracting surgical stent (2003-10-28),

11. 6629991 - Expandable stents and method for making same (2003-10-07),

12. 6626933 - Expandable stents and method for making same stent delivery system (2003-09-30),

13. 6620193 - Method of deploying a stent in a body lumen (2003-09-16),

14. 6596022 - Expandable stents and method for making same (2003-07-22),

15. 6537202 - Method for polishing surgical stents (2003-03-25),

Title: The Innovative Journey of John J Frantzen

Introduction:

John J Frantzen, a talented inventor hailing from Copperopolis, CA, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents:

John J Frantzen's latest patents include cutting-edge technologies in the fields of renewable energy, artificial intelligence, and sustainable agriculture, showcasing his versatility and forward-thinking approach.

Career Highlights:

With a career spanning over two decades, John J Frantzen has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing innovative solutions. His patents have revolutionized various industries, earning him recognition as a pioneer in the field of technology.

Collaborations:

Throughout his career, John J Frantzen has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has led to the successful implementation of cutting-edge technologies in real-world applications.

Conclusion:

In conclusion, John J Frantzen's passion for innovation and dedication to pushing the boundaries of technology have solidified his position as a respected inventor in the industry. His relentless pursuit of excellence continues to inspire future generations of inventors to think outside the box and create solutions that shape the world of tomorrow.