Patents
US 10175160 B1: Method to analyze spectroscopic ellipsometry or intensity data of porous samples utilizing the anisotropic bruggeman-effective medium theory
- Granted
- 2019-01-08
- Filed
- 2018-04-20 application 15932748
- Type
- Utility · 14 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Methodology of characterizing pore size distribution in a porous thin film having a surface, or in a surface region of a porous semi-infinite bulk substrate having a surface, involving applying a mathematical model of a sample based on effective medium approaches, such as the Bruggeman effective medium approach.
Source: PVGPATDIS, file of 2026-04-10 (ipg190108.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| J.A. WOOLLAM CO., INC. 108 patents | US company or organization | Lincoln, NE | J.A. WOOLLAM CO., INC. State business registration EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Stefan Schoeche | Lincoln, NE | 9 | PVGPATDIS, file of 2026-04-10 | |
| Jeremy A. Van Derslice | Lincoln, NE | 9 | PVGPATDIS, file of 2026-04-10 | |
| Jeffrey S. Hale | Lincoln, NE | 17 | PVGPATDIS, file of 2026-04-10 | |
| Craig M. Herzinger | Lincoln, NE | 36 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G01N | Investigating or analysing materials by determining their chemical or physical properties | G01N21/211 | PVGPATDIS, file of 2026-04-10 |
| G01B | Measuring length, thickness or similar linear dimensions; measuring angles; measuring areas; measuring irregularities of surfaces or contours | G01B11/06 | PVGPATDIS, file of 2026-04-10 |
| G01J | Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light; colorimetry; radiation pyrometry | G01J3/447 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
No recorded assignments or security interests on file for this patent.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.