Inventor
ATSUSHI SOMA
Inventor
JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C21Dprimary
C21DModifying the physical structure of ferrous metals34%
C22CAlloys31%
Y02PClimate change mitigation technologies in the production or processing of goods10%
F16LPipes7%
B21BRolling of metal3%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling3%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material3%
B41JTypewriters3%
H10NElectric solid-state devices not otherwise provided for3%
PatentTitleYear
12,384,151Head unit and liquid ejecting apparatus202511,905,580Seamless steel pipe suitable for use in sour environment202411,898,216Seamless steel pipe heat-treatment-finishing-treatment continuous facility202411,891,680Steel material suitable for use in sour environment202411,773,460Steel pipe and method for producing steel pipe202311,643,712Steel pipe and method for producing steel pipe202311,434,554Steel material suitable for use in sour environment202211,332,813Steel material suitable for use in sour environment202211,313,005Seamless steel pipe and method for producing the seamless steel pipe202211,174,539Steel material suitable for use in sour environment202111,155,893Steel material suitable for use in sour environment2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2024Patents assigned to NIPPON STEEL CORP (10)· patent assignee history
2021–2025Based in JP· patent location history
2022Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (1)· patent assignee history
2025Patents assigned to SEIKO EPSON CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL CORP | 10 | 2021–2024 |
| NIPPON STEEL & SUMITOMO METAL CORP | 1 | 2022 |
| SEIKO EPSON CORP | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 11 | 2021–2025 |