Inventor
Carelyn Campbell
Inventor
Germantown, MD, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Cprimary
C22CAlloys30%
C21DModifying the physical structure of ferrous metals18%
F16HGearing18%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys12%
B22DCasting of metals9%
A44CPersonal adornments, e.g. jewellery3%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
G06FElectric digital data processing3%
G06NComputing arrangements based on specific computational models3%
PatentTitleYear
10,872,122Knowledge management system and process for managing knowledge202010,513,768Coinage cladding alloy and processing for making coinage cladding alloy201910,378,092Coinage alloy and processing for making coinage alloy201910,344,366Coinage alloy and processing for making coinage alloy20199,951,406Alloy with selected electrical conductivity and atomic disorder, process for making and using same20186,695,930'Process for case hardened dies in improving die life'20046,635,126'Advanced case carburizing secondary hardening steels'20036,485,582'Advanced case carburizing secondary hardening steels'20026,464,801'Advanced case carburizing secondary hardening steels'20026,458,220'Case hardened steel blades for sports equipment and method of manufacture'20026,176,946'Advanced case carburizing secondary hardening steels'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2004Patents assigned to UNIV NORTHWESTERN (6)· patent assignee history
2001–2003Based in Gaithersburg, MD, US· patent location history
2002–2020Based in Germantown, MD, US· patent location history
2018–2019Patents assigned to US COMMERCE (2)· patent assignee history
2018Patents assigned to NATIONAL INSTITUTE OF STANDARDS AND TECH (1)· patent assignee history
2019–2020Patents assigned to GOVERNMENT OF THE US SECRETARY OF COMMERCE (3)· patent assignee history
2019Patents assigned to GOVERNMENT OF THE UNITES STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF COMMERCE (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV NORTHWESTERN | 6 | 2001–2004 |
| GOVERNMENT OF THE US SECRETARY OF COMMERCE | 3 | 2019–2020 |
| US COMMERCE | 2 | 2018–2019 |
| GOVERNMENT OF THE UNITES STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF COMMERCE | 1 | 2019 |
| NATIONAL INSTITUTE OF STANDARDS AND TECH | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Germantown, Maryland, US | 7 | 2002–2020 |
| Gaithersburg, Maryland, US | 4 | 2001–2003 |