What are recent patents assigned to National Univ Corporation Tokai National Higher Education And Research System?

See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.

National Univ Corporation Tokai National Higher Education And Research System patents

National Univ Corporation Tokai National Higher Education And Research System holds 399 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
Metric	Value
Total patents	399
Recent patents	219
First publication	Aug 27, 2020
Latest publication	Apr 9, 2026

Filing trend

Year-over-year patent counts for this assignee.

Filing activity over the last five years is growing.

Patents filed per year
Year	Patents
2020	14
2021	58
2022	73
2023	77
2024	82
2025	73
2026	22

Browse patents by year
Year	Patents
2020	14
2021	58
2022	73
2023	77
2024	82
2025	73
2026	22

Recent patents

Latest publications where this party is an assignee.

Gas Absorption Spectroscopic Instrument
US-2026098804-A1 · Apr 9, 2026 · US
Gas Absorption Spectrometer
US-2026098758-A1 · Apr 9, 2026 · US
Rotary machine damper and rotary machine provided with same
US-2026092636-A1 · Apr 2, 2026 · US
Compound, extracellular vesicle staining agent, and fluorescent staining method for extracellular vesicles
US-2026079084-A1 · Mar 19, 2026 · US
Assistance method, assistance program, assistance device, and assistance system for assisting prehabilitation
US-2026057999-A1 · Feb 26, 2026 · US

Notable patents

Representative or frequently cited publications from precomputed assignee stats.

Gas Absorption Spectroscopic Instrument
US-2026098804-A1 · Apr 9, 2026 · US
Gas Absorption Spectrometer
US-2026098758-A1 · Apr 9, 2026 · US
Rotary machine damper and rotary machine provided with same
US-2026092636-A1 · Apr 2, 2026 · US
Compound, extracellular vesicle staining agent, and fluorescent staining method for extracellular vesicles
US-2026079084-A1 · Mar 19, 2026 · US
Assistance method, assistance program, assistance device, and assistance system for assisting prehabilitation
US-2026057999-A1 · Feb 26, 2026 · US

Top CPC classifications

Most common classification codes in this portfolio.

Top CPC codes by patent count
CPC	Patents
B82Y40/00	47
B82Y30/00	42
H10H20/8512	34
B82Y20/00	32
C09K11/621	26

Technology areas

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Chemistry & Metallurgy	198
Electricity	151
Operations & Transport	143
Physics	118
Human Necessities	90
Cross-Sectional Technologies	63
Mechanical Engineering	28
Textiles & Paper	2
Fixed Constructions	1

Frequently asked questions

Answers are generated from the same data shown on this page.

How many patents does National Univ Corporation Tokai National Higher Education And Research System have in patentsdb?: National Univ Corporation Tokai National Higher Education And Research System is linked to 399 publications as assignee in our database.
What technology areas does National Univ Corporation Tokai National Higher Education And Research System patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (198); Electricity (151); Operations & Transport (143).
Is National Univ Corporation Tokai National Higher Education And Research System's patent activity growing?: In our data, assignee counts were 82 in 2024 and 73 in 2025 (lower year over year).
What are recent patents assigned to National Univ Corporation Tokai National Higher Education And Research System?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.