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For the Inventor, By the Inventor

Saint Paul, MN, United States of America

Minnesota Mining and Manufacturing Company


USPTO Granted Patents = 7,865



Trademarks = 456

Forward Citations = 291,977

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5,291 inventors (with patents filed for the assignee):

goldMedal Steven M Heilmann (63 out of 99 patents)

silverMedal Matthew T Scholz (57 out of 184 patents)

bronzeMedal Jerald K Rasmussen (56 out of 145 patents)

4.  Larry R Krepski (48 out of 119 patents)

5.  Clyde D Calhoun (41 out of 52 patents)

6.  Richard M Flynn (38 out of 123 patents)

7.  George V Tiers (38 out of 42 patents)

8.  Dennis L Krueger (35 out of 69 patents)

9.  Kenneth J Kirchhoff (34 out of 42 patents)

10.  Michael C Palazzotto (32 out of 75 patents)

11.  Patricia M Savu (31 out of 77 patents)

12.  Richard A Patterson (31 out of 63 patents)

13.  Sumita Basu Mitra (31 out of 100 patents)

14.  Donald F Hagen (31 out of 37 patents)

15.  Steven S Kantner (30 out of 41 patents)


Core Competencies:
Fibrous Filtration Face Mask
Electret Filter Media
Polymer Mixtures
Sound Absorption
Abrasive Grain Manufacturing
Medical Adhesive Composite
Optical Fibers
Color Imaging Systems
Sensing Tapes
Refrigeration Systems
Removable Adhesive Tape
Light Guides

7,865 patents:

1. 7131442 - Fibrous filtration face mask (2006-11-07),
2. 6846893 - Polymer mixtures containing polydiorganosiloxane urea-containing components (2005-01-25),
3. 6783574 - Electret filter media and filtering masks that contain electret filter media (2004-08-31),
4. 6692807 - Removable adhesive tape laminate and separable fastener (2004-02-17),
5. 6630209 - Method of manufacturing temperature range adjusted coated optical fibers (2003-10-07),
6. 6617002 - Microperforated polymeric film for sound absorption and sound absorber using same (2003-09-09),
7. 6572945 - Removable adhesive tape laminate and separable fastener (2003-06-03),
8. 6562324 - Polymers in cosmetics and personal care products (2003-05-13),
9. 6549141 - Terminal for libraries and the like (2003-04-15),
10. 6542070 - Terminal for libraries and the like (2003-04-01),
11. 6500260 - Apparatus for applying a coating material to sheets (2002-12-31),
12. 6464138 - Terminal for libraries and the like (2002-10-15),
13. 6461787 - Transfer imaging elements (2002-10-08),
14. 6438447 - Article inventory tracking apparatus and method (2002-08-20),
15. 6418253 - High efficiency reflector for directing collimated light into light guides (2002-07-09),
Minnesota Mining and Manufacturing Company, commonly known as 3M, is an American multinational conglomerate corporation. It is a global leader in diversified technology and innovation, developing and manufacturing a wide range of products for various industries such as healthcare, industrial, transportation, safety, and consumer. 3M's products include adhesive tapes, medical supplies, abrasives, car care products, personal protective equipment, and many more. With a history of over 100 years, 3M is dedicated to delivering innovative solutions that improve people's lives worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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7,865 Patents

#2 in Saint Paul, MN

#3 in Minnesota

#46 in US

#102 in the World

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Saint Paul, MN, United States of America

Minnesota Mining and Manufacturing Company

Forward Citations = 291,977

5,291 inventors:

goldMedal Steven M Heilmann (63 out of 99 patents)

silverMedal Matthew T Scholz (57 out of 184 patents)

bronzeMedal Jerald K Rasmussen (56 out of 145 patents)

4.  Larry R Krepski (48 out of 119 patents)

5.  Clyde D Calhoun (41 out of 52 patents)

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