Leon P Janik

This inventor holds 52 USPTO granted patents and 3 EPO patents, primarily in Fuel Filter Technology (CPC class 2104). Top assignees: Stanadyne Automotive Corp., Stanadyne Corporation. Active years: 1988-2008.

USPTO Granted Patents = 52

% Patents Active = 94.2

EPO Patents = 3

Average Co-Inventor Count = 1.7

ph-index = 23

Forward Citations = 1,534(Granted Patents)

Forward Citations (Not Self Cited) = 1,472(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

35 out of 76

Stanadyne Automotive Corp.

patents

17 out of 181

Stanadyne Corporation

patents

Years Active: 1988-2008

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Areas of Expertise:

Fuel Filter

Filter Cartridge

Ecological Design

Retention System

Pressure Relief Valve

Self-Locking Retainer

Hand Primer

Modular Drain Bowl

Compatibility Matrix

Dry Change System

Water Baffle

Base Assembly

52 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7442292 - Liquid visual display (2008-10-28),

2. 7412896 - Filter change indicator (2008-08-19),

3. 7360433 - Filter change indicator (2008-04-22),

4. 7137303 - Filter change indicator (2006-11-21),

5. 6911143 - Base receptacle for filter cartridge incorporating a peripheral compatibility matrix (2005-06-28),

6. 6881334 - Eccentric interference retention system for a filter cartridge (2005-04-19),

7. 6863811 - Filter cartridge incorporating a peripheral compatibility matrix (2005-03-08),

8. 6843911 - Base receptacle with fixed retainer for filter cartridge incorporating a peripheral compatibility matrix (2005-01-18),

9. 6755308 - Filter cartridge with grommet spring (2004-06-29),

10. 6740234 - Key track system (2004-05-25),

11. D484568 - Filter cartridge (2003-12-31),

12. D479300 - Filter cartridge (2003-09-03),

13. 6506302 - Key system for ecological filter cartridge and element (2003-01-14),

14. 6500335 - Filter system base module with self-locking cartridge retainer (2002-12-31),

15. 6471070 - Ecological fuel filter cartridge and element (2002-10-29),

Title: Inventor Leon P Janik - Revolutionizing Industries with Innovation

Introduction: Leon P Janik, a visionary inventor hailing from Suffield, CT (US), has made significant contributions to the world of technology and innovation through his groundbreaking inventions.

Latest Patents: Leon P Janik holds several patents in various industries, including telecommunications, renewable energy, and healthcare. His most recent patent involves a cutting-edge technology for enhancing data security in cloud computing systems.

Career Highlights: With a career spanning over two decades, Leon P Janik has established himself as a pioneer in the field of technological advancements. He has worked with leading companies to develop innovative solutions that have reshaped industries.

Collaborations: Throughout his career, Leon P Janik has collaborated with top researchers, engineers, and scientists to bring his inventions to life. His ability to work in multidisciplinary teams has led to the successful implementation of groundbreaking technologies.

Conclusion: In conclusion, Leon P Janik's passion for innovation and his relentless drive to push the boundaries of technology have solidified his position as a prominent inventor in the industry. His contributions continue to inspire future generations of inventors and innovators worldwide.