For the Inventor, By the Inventor

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Ellenville, NY, United States of America

Imperial Schrade Corp.

USPTO Granted Patents = 25

Trademarks = 21

Forward Citations = 543

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18 inventors (with patents filed for the assignee):

Walter A Gardiner (20 out of 23 patents)

James O Quinn (12 out of 14 patents)

Joseph A Hufnagel (12 out of 14 patents)

4. David A Swinden (10 out of 12 patents)

5. James J Economos (9 out of 10 patents)

6. Scott W Osiecki (8 out of 217 patents)

7. Robert S Englert (8 out of 63 patents)

8. Oleh Stecyk (7 out of 7 patents)

9. Robert L Naas (6 out of 26 patents)

10. Robert A Andersen (3 out of 13 patents)

11. Peter F Lynch (3 out of 70 patents)

12. David A Furth (2 out of 50 patents)

13. Ronald W Lake (1 out of 10 patents)

14. Dieh Stecyk (1 out of 1 patent)

15. Michael L Walker (1 out of 4 patents)

25 patents: Sort by Forward Citations

1. 6618947 - Spring for knife (2003-09-16),

2. D469366 - Module housing portion for multi-function equipment (2003-01-29),

3. D469365 - Module for multi-function equipment (2003-01-29),

4. D466785 - Multi-function equipment (2002-12-11),

5. 6490797 - Blade lock for folding knife (2002-12-10),

6. D462017 - Module for multi-function equipment (2002-08-28),

7. D461422 - Electronic compass face (2002-08-14),

8. D459188 - Blade lifter (2002-06-26),

9. D457412 - Portions of multi-function equipment housing (2002-05-22),

10. D456687 - Tool pod housing (2002-05-08),

11. D454769 - Knife handle portion (2002-03-27),

12. D449009 - Module for multi-function equipment (2001-10-10),

13. D448685 - Module for multi-function equipment (2001-10-03),

14. 6219870 - Lock release mechanism for a folding combination tool or the like (2001-04-24),

15. D426139 - Safety lock for a knife storage block (2000-06-06),

Imperial Schrade Corp. is a renowned manufacturer of knives and cutlery products with a history dating back to 1904. The company's product line includes pocket knives, fixed blade knives, hunting knives, and more. With a reputation for high-quality craftsmanship and durability, Imperial Schrade Corp. has become a trusted name in the cutlery industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

25 Patents

#1 in Ellenville, NY

#721 in New York

#12,911 in US

#24,931 in the World

Ellenville, NY, United States of America

Imperial Schrade Corp.

Forward Citations = 543

18 inventors:

Walter A Gardiner (20 out of 23 patents)

James O Quinn (12 out of 14 patents)

Joseph A Hufnagel (12 out of 14 patents)

4. David A Swinden (10 out of 12 patents)

5. James J Economos (9 out of 10 patents)

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