Inventor
Henry A. Kumasaka
Inventor
Seattle, WA, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general33%
F02CGas-turbine plants33%
F04DNon-positive-displacement pumps33%
PatentTitleYear
4,979,587'Jet engine noise suppressor'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990Patents assigned to BOEING CO (1)· patent assignee history
1990Based in Seattle, WA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOEING CO | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seattle, Washington, US | 1 | 1990 |