Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
12 patents granted to the 2 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to SEI Investments Company’s names, not what it holds today.
Patents granted
12
10 utility, 2 design, 1976 to Dec 31, 2025
Granted in 2025
none
in the last year the record reads
Applications published
1
since 2001, to Dec 31, 2025
Names they are printed under
2
a subsidiary
By yearGrantedApplications published
'77'78'79'82'83'84'86'87'17
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
Under which name2 counted
Norland Corporation a subsidiary
US, as the owner printed on each patent
0 publishedSEI Global Services, Inc. a subsidiary
named as the applicant on its applications, in US
1 publishedNames not counted (3)
SEI CORP
Most of its patents print JP; this name counts in US. 13 granted and 14 published under it are not counted.
SEI CORP
Most of its patents print JP; this name counts in US. 0 granted and 23 published under it are not counted.
SEI CORP
Most of its patents print IT; this name counts in US. 2 granted and 2 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Jan 6, 1987 | 4,634,970 | Digital waveform processing oscilloscope with distributed data multiple plane display system | Measurement | Norland Corporation |
| Apr 29, 1986 | 4,585,001 | Cardiac pacer signal detector | Medical technology | Norland Corporation |
| Jan 28, 1986 | D282,351 | Digital oscilloscope | | Norland Corporation |
| Mar 13, 1984 | 4,436,093 | Cardiac pacer having active notch filter system | Medical technology | Norland Corporation |
| Dec 13, 1983 | 4,420,078 | Carrying case for a cardiac pacer | Medical technology | Norland Corporation |
| Jun 14, 1983 | D269,373 | Cardiac pacer | | Norland Corporation |
| Sep 7, 1982 | 4,347,849 | Cardiac pacer having quick-connect lead terminals | Electrical machinery, apparatus, energy | Norland Corporation |
| Jan 9, 1979 | 4,134,149 | High sweep rate waveform display control for digital recording waveform devices | Measurement | Norland Corporation |
| Aug 1, 1978 | 4,104,725 | Programmed calculating input signal module for waveform measuring and analyzing instrument | Measurement | Norland Corporation |
| Jun 6, 1978 | 4,093,995 | Random access memory apparatus for a waveform measuring apparatus | Measurement | Norland Corporation |
Newest applications publishedan application is a clue, never a plan
A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.