Inventor
Hanumaiah L. Gowda
Inventor
Nashua, NH, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Jprimary
F16JPistons37%
F16CShafts19%
G11BInformation storage based on relative movement between record carrier and transducer15%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
H01BCables7%
H01FMagnets7%
H02KDynamo-electric machines4%
PatentTitleYear
D0330705'Computer stand'1992D0326089'Computer housing'1992D0325197'Display terminal housing'1992D0325199'Keyboard housing'1992D0324037'Computer housing'19924,898,480'Compact ferrofluidic electrically conducting sealed bearing'19904,797,013'Compact ferrofluidic electrically conducting sealed bearing'19894,694,213'Ferrofluid seal for a stationary shaft and a rotating hub'19874,673,997'Electrically conductive ferrofluid bearing and seal apparatus and low-viscosity electrically conductive ferrofluid used therein'19874,604,229'Electrically conductive ferrofluid compositions and method of preparing and using same'19864,575,102'Coaxial, multiple-shaft ferrofluid seal apparatus'19864,527,805'High-pressure ferrofluid seal apparatus'19854,526,380'Single pole piece multiple-stage ferrofluid seal apparatus'19854,526,382'Radially polarized multiple-stage ferrofluid seal apparatus'19854,502,700'Ferrofluid linear seal apparatus'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1990Patents assigned to FERROFLUIDICS CORP (10)· patent assignee history
1985–1987Based in Nashua, NH, US· patent location history
1987–1990Based in Hudson, NH, US· patent location history
1992Patents assigned to AT & T BELL LAB (5)· patent assignee history
1992Based in Lakewood, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FERROFLUIDICS CORP | 10 | 1985–1990 |
| AT & T BELL LAB | 5 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nashua, NH, US | 7 | 1985–1987 |
| Lakewood, New Jersey, US | 5 | 1992 |
| Hudson, NH, US | 3 | 1987–1990 |