Four patents currently held, every record listed here
2 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in Aug 2028. from the record
Of the 2 now held by other companies, 1 name Tohoku University as their current owner, and 1 more name another party. Each row says which.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
2
Ending by 2030
Aug 2028
Next term end
4
Patent families
When these terms end
Each bar runs from grant to computed term end. 2010 to 2041.201620222028203420402041
A dotted end marks a recorded terminal disclaimer this site has not resolved: the term can only be shorter than the bar, never longer.
Every computed term in this portfolio is shown above.Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
Notable patents
Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
Notable
Ends Jun 2029 · High confidence
Also notable
Ends Feb 2040 · Medium confidence
Also notable
Ends Aug 2028 · High confidence
Component Tape Feeder
US 7,850,040
Renewed at every maintenance window since the 2010 grant; no more fees are due before its term ends in 2029.
Integrated Circuit Testing Apparatus and Method
US 11,639,956
The newest of the three, granted 2023. It anchors the portfolio to 2040, later than anything else here.
Component Tape
US 8,544,652
Renewed at every maintenance window since the 2013 grant; no more fees are due before its term ends in 2028.
Formerly held, still cited
Notable
Ends Feb 2033 · High confidence
Granted 2016 and renewed at every maintenance window due so far. Protection runs to 2033.
now held by Tohoku University
Fee deadlines
No maintenance fee falls due on this company's record before Nov 10, 2027.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
What they patent
The 2 largest of its 4 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| Integrated Circuit Testing Apparatus and Method | 1 in force | to Feb 2040 |
| Method and System for Converting a Toner Cartridge Printer | 1 in force | to Jun 2035 |
Patents held now
Soonest term end first.
Showing 1 to 4 of 4
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,544,652 | Component Tape In force · High confidence | In force | High confidence | |
| US 7,850,040 | Component Tape Feeder In force · High confidence | In force | High confidence | |
| US 12,656,729 | Method and System for Converting a Toner Cartridge Printer held by Ui Technologies, Inc. In force · Low confidence | In force | Low confidence | |
| US 11,639,956 | Integrated Circuit Testing Apparatus and Method In force · Medium confidence | In force | Medium confidence |
Also on record, not counted in the 4: 2 patents in force now held by others · 22 patents ended · 3 applications abandoned. List them
Sources and methods
Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
1 terminal disclaimer is on file with no resolved reference. No cap is applied and none is guessed