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For the Inventor, By the Inventor

Cincinnati, OH, United States of America

Cincinnati Milacron Inc.


USPTO Granted Patents = 394


Trademarks = 17

Forward Citations = 6,871

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316 inventors (with patents filed for the assignee):

goldMedal David I McDonald (14 out of 14 patents)

silverMedal Tadeusz W Piotrowski (14 out of 14 patents)

bronzeMedal Joseph F Gibbemeyer (14 out of 14 patents)

4.  Michael N Grimshaw (11 out of 17 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
Hybrid Injection Molding
Clamping System
Machining Fluid
Fluid Misting
Extruder Venting
Dynamic Braking
Torque Ripple Compensation
Non-Contact Position Transducer
Container Preforms
Fiber Placement

394 patents:

1. 6171531 - Method for simultaneous control of multiple accumulators (2001-01-09),
2. 6120277 - Hybrid injection molding machine (2000-09-19),
3. 6086353 - Two-stage electric injection unit with rotating plunger (2000-07-11),
4. 6011376 - Method and apparatus for injection molding machine control (2000-01-04),
5. 5929583 - Method and apparatus for detecting aberrant motor operation in a (1999-07-27),
6. 5916602 - Injection molding machine having a hydraulically operated clamping system (1999-06-29),
7. 5900260 - Accumulator head having a segmented barrel (1999-05-04),
8. 5895670 - Two-platen injection molding machine without tie bars (1999-04-20),
9. 5889201 - Characterization of fluid misting (1999-03-30),
10. 5874390 - Aqueous machining fluid and method (1999-02-23),
11. 5863567 - Two-stage electric injection unit for a molding machine (1999-01-26),
12. 5807517 - Preheating for an extruder (1998-09-15),
13. 5792486 - Retainer for the die pin in an accumulator head (1998-08-11),
14. 5766057 - Centerless grinding machine (1998-06-16),
15. 5750158 - Preheating apparatus for an extruder (1998-05-12),
Company Overview
Cincinnati Milacron Inc. is a leading provider of advanced injection molding technologies, specializing in the design and manufacture of injection molding machines. The company focuses on innovative solutions such as electric and hybrid injection units, along with sophisticated clamping systems. Milacron also develops essential components like machining fluids and fluid misting systems, enhancing operational efficiency in various manufacturing processes. Headquartered in Cincinnati, Ohio, the company serves a global market, driving advancements in the injection molding industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

394 Patents

#5 in Cincinnati, OH

#51 in Ohio

#1,179 in US

#2,352 in the World

Cincinnati, OH (US)
Cincinnati, OH, United States of America

Cincinnati Milacron Inc.

Forward Citations = 6,871

316 inventors:

goldMedal David I McDonald (14 out of 14 patents)

silverMedal Tadeusz W Piotrowski (14 out of 14 patents)

bronzeMedal Joseph F Gibbemeyer (14 out of 14 patents)

4.  Michael N Grimshaw (11 out of 17 patents)

5.  Ralph Kelly (11 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cincinnati Milacron Inc.. Retrieved from https://idiyas.com/company/cincinnati-milacron

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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