Inventor
Kuo-Hsing Hwang
Inventor
San Jose, CA, US
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer33%
Y10TTechnical subjects covered by former us classification14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
C23CCoating metallic material9%
F21VFunctional features or details of lighting devices or systems thereof5%
H01JElectric discharge tubes or discharge lamps5%
Y02TClimate change mitigation technologies related to transportation5%
A45CPurses2%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing2%
B23KSoldering or unsoldering2%
PatentTitleYear
10,384,306Laser cutting array with multiple laser source arrangement201910,096,334Enlarged substrate for magnetic recording medium20189,799,364'Enlarged substrate for magnetic recording medium'20179,653,112'Enlarged substrate for magnetic recording medium'20179,508,374'Enlarged substrate for magnetic recording medium'20169,361,925'Enlarged substrate for magnetic recording medium'20169,240,201'Enlarged substrate for magnetic recording medium'20169,147,421'Enlarged substrate for magnetic recording medium'20158,896,964'Enlarged substrate for magnetic recording medium'20146,967,061'Bilayer magnetic structure for high density recording media'20056,572,958'Magnetic recording media comprising a silicon carbide corrosion barrier layer and a c-overcoat'20036,569,294'Sputtering target assembly and method for depositing a thickness gradient layer with narrow transition zone'20036,565,718'Magnetic recording medium with high density, thin dual carbon overcoats'20036,468,405'Sputtering target assembly and method for depositing a thickness gradient layer with narrow transition zone'20026,303,214'Magnetic recording medium with high density thin dual carbon overcoats'20015,945,191'Multi-phase carbon overcoats for magnetic discs'19995,785,825'Multi-phase overcoats for magnetic discs'19984,995,619'Shuttlecock'19914,908,741'Desk lamp-convertible pencil box'19904,888,667'Lipstick cap with lamp devices'19894,861,970'Multipurpose calculator'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1991Patents assigned to HWANG KUO H (4)· patent assignee history
1989–1990Based in Taichung, TW· patent location history
1991Based in Tainan, TW· patent location history
1998–1999Patents assigned to SEAGATE TECHNOLOGY (2)· patent assignee history
1998–2019Based in San Jose, CA, US· patent location history
2001–2019Patents assigned to SEAGATE TECHNOLOGY LLC (15)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEAGATE TECHNOLOGY LLC | 15 | 2001–2019 |
| HWANG KUO Hself | 4 | 1989–1991 |
| SEAGATE TECHNOLOGY | 2 | 1998–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Jose, California, US | 17 | 1998–2019 |
| Taichung, TW | 3 | 1989–1990 |
| Tainan, TW | 1 | 1991 |