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For the Inventor, By the Inventor

Oakland, CA, United States of America

Mettler-toledo Rainin, LLC


USPTO Granted Patents = 23



Trademarks = 14

Forward Citations = 56

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44 inventors (with patents filed for the assignee):

goldMedal Richard E Hill (13 out of 20 patents)

silverMedal Michael McNaul (11 out of 11 patents)

bronzeMedal Stephen Grimwade (9 out of 9 patents)

4.  James S Petrek (5 out of 43 patents)

5.  Thomas James McPherson (4 out of 8 patents)

6.  Jamie McPherson (4 out of 5 patents)

7.  Seton Schiraga (3 out of 7 patents)

8.  German Arciniegas (3 out of 7 patents)

9.  Gerhard Keller (2 out of 2 patents)

10.  Deryl Stanley (2 out of 3 patents)

11.  Murray Anderson (2 out of 2 patents)

12.  Christopher Brian Elginsmith (2 out of 2 patents)

13.  Brian A Perry (2 out of 2 patents)

14.  Vasanthan Mani (1 out of 9 patents)

15.  Roland Hopp (1 out of 7 patents)


23 patents:

1. 12472491 - Positive displacement pipette syringe with reduced fluid drag (2025-11-18),
2. 12246315 - Powered positive displacement pipette assembly (2025-03-11),
3. 12042797 - Biodegradable pipette tip rack (2024-07-23),
4. 11911767 - Positive displacement pipette syringe identification system (2024-02-27),
5. D1014736 - Pipette syringe (2024-02-13),
6. 11850582 - Powered positive displacement dispensing methods (2023-12-26),
7. D982176 - Pipette syringe (2023-03-28),
8. D982157 - Pipette syringe (2023-03-28),
9. 11590487 - Pipette calibration and volume offset mechanism (2023-02-28),
10. D976438 - Pipette syringe (2023-01-24),
11. 11471878 - Powered positive displacement pipette (2022-10-18),
12. 11446672 - Powered positive displacement pipette syringe piston grasping mechanism (2022-09-20),
13. D963886 - Pipette body (2022-09-13),
14. 11389792 - Syringe for powered positive displacement pipette (2022-07-19),
15. 11369954 - Powered positive displacement pipette assembly (2022-06-28),
Mettler-Toledo Rainin, LLC is a multinational manufacturer of precision laboratory instruments and supplies. The company specializes in the development and production of liquid handling solutions, including pipettes, tips, and automated liquid handling systems. With a strong dedication to innovation and quality, Mettler-Toledo Rainin is widely recognized as a leader in the industry. Visit their website for more information and to explore their product offerings.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

23 Patents

#24 in Oakland, CA

#3,296 in California

#13,925 in US

#26,790 in the World

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Oakland, CA, United States of America

Mettler-toledo Rainin, LLC

Forward Citations = 56

44 inventors:

goldMedal Richard E Hill (13 out of 20 patents)

silverMedal Michael McNaul (11 out of 11 patents)

bronzeMedal Stephen Grimwade (9 out of 9 patents)

4.  James S Petrek (5 out of 43 patents)

5.  Thomas James McPherson (4 out of 8 patents)

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