Patents
US 11796510 B2: Acoustic resonance chamber
- Granted
- 2023-10-24
- Filed
- 2021-04-30 application 17246093
- Type
- Utility · 19 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A system for determining gas characteristics at high altitudes in embodiments of the present invention may have one or more of the following features: (a) a high-altitude balloon having one or more of the following features: (a) a balloon, (b) a balloonsat operably coupled to the balloon, (c) an air path chamber wherein gas at a high altitude can occupy the air path chamber, (d) a first speaker located on a substrate within the air path chamber, wherein the first speaker takes an electrical signal input and creates a first sound wave, and (e) a second speaker located on the substrate facing opposite of the first speaker located outside of the air path chamber, wherein the second speaker takes the electrical signal and creates a second sound wave.
Source: PVGPATDIS, file of 2026-04-10 (ipg231024.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| SOUTH DAKOTA BOARD OF REGENTS 87 patents | US company or organization | Pierre, SD | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Lowell Kolb | Rapid City, SD | 3 | PVGPATDIS, file of 2026-04-10 | |
| Charles Tolle | Rapid City, SD | 4 | PVGPATDIS, file of 2026-04-10 | |
| Nathan Williams | Rapid City, SD | 2 | PVGPATDIS, file of 2026-04-10 | |
| Jason Ash | Rapid City, SD | 2 | 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 | G01N29/036 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2021-05-14 | Assignment Assignment of assignor's interest | ASH, JASON signed 2018-02-09 KOLB, LOWELL signed 2018-02-09 TOLLE, CHARLES signed 2018-04-18 WILLIAMS, NATHAN signed 2018-11-10 | SOUTH DAKOTA BOARD OF REGENTS PIERRE, SD | 56241/653 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
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.