For the Inventor, By the Inventor

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Cincinnati, OH, United States of America

Cincinnati Milacron Inc.

USPTO Granted Patents = 394

CIPO Patents = 2

Trademarks = 25

Forward Citations = 6,791

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316 inventors (with patents filed for the assignee):

David I McDonald (14 out of 14 patents)

Tadeusz W Piotrowski (14 out of 14 patents)

Joseph F Gibbemeyer (14 out of 14 patents)

4. Michael N Grimshaw (11 out of 16 patents)

5. Ralph Kelly (11 out of 11 patents)

6. David B Wood, Iii (9 out of 9 patents)

7. Edward J Bailey (9 out of 9 patents)

8. Roger D Smith (9 out of 17 patents)

9. James G Wiatt (8 out of 12 patents)

10. Samuel L Belcher (8 out of 23 patents)

11. Ronald M Sparer (8 out of 8 patents)

12. Raymond L Hallbach (8 out of 8 patents)

13. James W Calvert (8 out of 10 patents)

14. Jerry D Wisbey (7 out of 7 patents)

15. Siegfried R Wissmann (7 out of 7 patents)

Core Competencies:

Injection Molding Machine

Electric Injection Unit

Fluid Misting

Machining Fluid Composition

Extruder Venting System

Co-injection Machine

Dynamic Braking

Numerical Control

Hybrid Spindle Bearing

Transport System

Vibration Damper

Torque Ripple Compensation

394 patents: Sort by Forward Citations

1. 6120277 - Hybrid injection molding machine (2000-09-19),

2. 6086353 - Two-stage electric injection unit with rotating plunger (2000-07-11),

3. 6011376 - Method and apparatus for injection molding machine control (2000-01-04),

4. 5929583 - Method and apparatus for detecting aberrant motor operation in a (1999-07-27),

5. 5916602 - Injection molding machine having a hydraulically operated clamping system (1999-06-29),

6. 5900260 - Accumulator head having a segmented barrel (1999-05-04),

7. 5895670 - Two-platen injection molding machine without tie bars (1999-04-20),

8. 5889201 - Characterization of fluid misting (1999-03-30),

9. 5874390 - Aqueous machining fluid and method (1999-02-23),

10. 5863567 - Two-stage electric injection unit for a molding machine (1999-01-26),

11. 5807517 - Preheating for an extruder (1998-09-15),

12. 5792486 - Retainer for the die pin in an accumulator head (1998-08-11),

13. 5766057 - Centerless grinding machine (1998-06-16),

14. 5750158 - Preheating apparatus for an extruder (1998-05-12),

15. 5739607 - Hybrid spindle bearing (1998-04-14),

Cincinnati Milacron Inc. is a global leader in manufacturing and supplying high-quality machinery and equipment for various industries. With a rich history dating back to 1884, Cincinnati Milacron has been at the forefront of technological advancements, providing innovative solutions for customers worldwide. Their wide range of products includes injection molding machines, extrusion machines, grinding machines, and many more. Through their commitment to excellence, Cincinnati Milacron continues to deliver superior products and services to meet the evolving needs of their customers.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

394 Patents

#6 in Cincinnati, OH

#47 in Ohio

#1,143 in US

#2,288 in the World

Cincinnati, OH, United States of America

Cincinnati Milacron Inc.

Forward Citations = 6,791

316 inventors:

David I McDonald (14 out of 14 patents)

Tadeusz W Piotrowski (14 out of 14 patents)

Joseph F Gibbemeyer (14 out of 14 patents)

4. Michael N Grimshaw (11 out of 16 patents)

5. Ralph Kelly (11 out of 11 patents)

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