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Tucson, AZ, United States of America

Mcculloch Corporation

USPTO Granted Patents = 66

Forward Citations = 1,075

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53 inventors (with patents filed for the assignee):

John Griffin (13 out of 156 patents)

R Reade Harpham (7 out of 14 patents)

Joseph A Juratovac (7 out of 20 patents)

4. Edward J Pilatowicz (6 out of 13 patents)

5. John F Searle (5 out of 5 patents)

6. Sidney Hirschkoff (5 out of 5 patents)

7. Gregory A Trees (4 out of 88 patents)

8. Gregory S Kramer (4 out of 19 patents)

9. Roger W Smith (4 out of 23 patents)

10. Jan B Yates (4 out of 32 patents)

11. Adolf Luerken (4 out of 5 patents)

12. Robert V Jackson (4 out of 4 patents)

13. Rodney L Harms (2 out of 2 patents)

14. Giuseppe P Todero (2 out of 2 patents)

15. Michael Krull (2 out of 3 patents)

Core Competencies:

Lawn And Garden Implements

String Trimmer

Electric Chainsaw

Four-Stroke Internal Combustion Engine

Hedge Trimmer

Vibration Isolation

Centrifugal Clutch

Power Head

Grass Shears

Blower/Vacuum

Ignition Systems

Cut Line Retention

66 patents: Sort by Forward Citations

1. D417371 - Combined lower housing and shield of a powered lawn and garden implement (1999-12-07),

2. 5987756 - Head and head assembly for a string trimmer (1999-11-23),

3. 5957721 - Cord retainer (1999-09-28),

4. D414088 - Handle housing for a battery powered string trimmer (1999-09-21),

5. 5950317 - Wire guard assembly for a string trimmer (1999-09-14),

6. 5933966 - Shaft telescoping and rotational adjustment mechanism for a lawn and (1999-08-10),

7. D408700 - Housing for an electric chainsaw (1999-04-27),

8. D408247 - Housing for an electric chainsaw (1999-04-20),

9. D408246 - Housing for a battery operated chainsaw (1999-04-20),

10. D406225 - Handle for a powered lawn and garden implement (1999-03-02),

11. 5867911 - Apparatus for adjusting relative positions of first and second members (1999-02-09),

12. 5588178 - Impeller for blower/vacuum (1996-12-31),

13. 5579735 - Four-stroke internal combustion engine (1996-12-03),

14. 5531027 - Hedge trimmer drive assembly (1996-07-02),

15. D361251 - Chain saw (1995-08-15),

McCulloch Corporation is a renowned manufacturing company that specializes in producing and innovative power tools and gardening equipment. With a history spanning over several decades, McCulloch has established itself as a trusted brand, offering a wide range of high-quality products including chainsaws, trimmers, blowers, and garden tractors. Their commitment to customer satisfaction and continuous improvement has made them a leader in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

66 Patents

#9 in Tucson, AZ

#62 in Arizona

#5,345 in US

#10,891 in the World

Tucson, AZ, United States of America

Mcculloch Corporation

Forward Citations = 1,075

53 inventors:

John Griffin (13 out of 156 patents)

R Reade Harpham (7 out of 14 patents)

Joseph A Juratovac (7 out of 20 patents)

4. Edward J Pilatowicz (6 out of 13 patents)

5. John F Searle (5 out of 5 patents)

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