Inventor
Charles Hsiao
Inventor
Cooper City, FL, US
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes68%
A61JContainers specially adapted for medical or pharmaceutical purposes5%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers5%
G05FSystems for regulating electric or magnetic variables5%
G06FElectric digital data processing5%
H03KPulse technique5%
H04LTransmission of digital information, e.g. telegraphic communication5%
H10DInorganic electric semiconductor devices5%
PatentTitleYear
6,730,321'Press coated, pulsatile drug delivery system suitable for oral administration'20046,602,521'Multiplex drug delivery system suitable for oral administration'20036,531,158'Drug delivery system for enhanced bioavailability of hydrophobic active ingredients'20036,372,254'Press coated, pulsatile drug delivery system suitable for oral administration'20025,764,710'Meta-stable-resistant front-end to a synchronizer with asynchronous clear and asynchronous second-stage clock selector'19985,694,072'Programmable substrate bias generator with current-mirrored differential comparator and isolated bulk-node sensing transistor for bias voltage control'19975,444,397'All-CMOS high-impedance output buffer for a bus driven by multiple power-supply voltages'1995D0330331'Unit dose drug control package'19925,009,894'Arrangement for and method of administering a pharmaceutical preparation'19914,874,613'Taste concealing pharmaceutical dosage unit'19894,863,743'Controlled release potassium chloride'19894,803,079'Controlled release naproxen and naproxen sodium tablets'19894,708,867'Minipellets'19874,634,587'Sustained release quinidine dosage form'19874,571,333'Controlled release naproxen and naproxen sodium tablets'19864,556,678'Sustained release propranolol tablet'19854,555,399'Aspirin tablet'19854,508,702'Sustained release aspirin'19854,432,965'Quinidine sustained release dosage formulation'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1989Patents assigned to KEY PHARMA (7)· patent assignee history
1984–1989Based in Cooper City, FL, US· patent location history
1985Based in Miami, FL, US· patent location history
1986–1989Patents assigned to SYNTEX PHARMA INT (2)· patent assignee history
1989–1991Patents assigned to BAKER CUMMINS PHARMA (2)· patent assignee history
1989–1992Based in Copper City, FL, US· patent location history
1995–1998Patents assigned to PERICOM SEMICONDUCTOR CORP (3)· patent assignee history
1995–1998Based in Fremont, CA, US· patent location history
2002–2004Patents assigned to IMPAX PHARMACEUTICALS INC (3)· patent assignee history
2002–2004Based in Livermore, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KEY PHARMA | 7 | 1984–1989 |
| IMPAX PHARMACEUTICALS INC | 3 | 2002–2004 |
| PERICOM SEMICONDUCTOR CORP | 3 | 1995–1998 |
| BAKER CUMMINS PHARMA | 2 | 1989–1991 |
| SYNTEX PHARMA INT | 2 | 1986–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cooper City, Florida, US | 8 | 1984–1989 |
| Livermore, California, US | 4 | 2002–2004 |
| Fremont, California, US | 3 | 1995–1998 |
| Copper City, Florida, US | 3 | 1989–1992 |
| Miami, Florida, US | 1 | 1985 |