Inventor
SEIJI NAGAHARA
Inventor
JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices57%
C07DHeterocyclic compounds29%
G05BControl or regulating systems in general14%
PatentTitleYear
12,535,735Modified thioxanthone photoinitiators202612,398,152Thioxanthone derivatives, composition comprising the same and pattern forming method comprising said composition202511,353,793Method of simulating resist pattern, resist material and method of optimizing formulation thereof, apparatus and recording medium202211,163,236Method and process for stochastic driven detectivity healing2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2026Patents assigned to TOKYO ELECTRON LTD (4)· patent assignee history
2021–2026Based in JP· patent location history
2025–2026Patents assigned to LINTFIELD LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOKYO ELECTRON LTD | 4 | 2021–2026 |
| LINTFIELD LTD | 2 | 2025–2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 4 | 2021–2026 |