Inventor
Donghao Chen
Inventor
Lexington, MA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes75%
C22CAlloys25%
PatentTitleYear
7,628,977'Particles for inhalation having sustained release properties'20097,469,488'Control of process humidity to produce large, porous particles'20087,052,678'Particles for inhalation having sustained release properties'20066,848,197'Control of process humidity to produce large, porous particles'20056,652,837'Preparation of novel particles for inhalation'20035,985,309'Preparation of particles for inhalation'19995,123,970'Method of producing an air-hardenable bainite-martensite steel'19924,957,702'Air-cooling duplex bainite-martensite steels'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1992Patents assigned to UNIV QINGHUA (2)· patent assignee history
1990–1992Based in Beijing, CN· patent location history
1999–2009Patents assigned to PENN STATE RES FOUND (5)· patent assignee history
1999–2009Patents assigned to MASSACHUSETTS INST TECHNOLOGY (3)· patent assignee history
1999Based in State College, PA, US· patent location history
2003Based in Quincy, MA, US· patent location history
2005Patents assigned to ADVANCED INHALATION RES INC (1)· patent assignee history
2005–2009Based in Lexington, MA, US· patent location history
2008Patents assigned to ALKERMES INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PENN STATE RES FOUND | 5 | 1999–2009 |
| MASSACHUSETTS INST TECHNOLOGY | 3 | 1999–2009 |
| UNIV QINGHUA | 2 | 1990–1992 |
| ADVANCED INHALATION RES INC | 1 | 2005 |
| ALKERMES INC | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lexington, Massachusetts, US | 4 | 2005–2009 |
| Beijing, CN | 2 | 1990–1992 |
| Quincy, Massachusetts, US | 1 | 2003 |
| State College, Pennsylvania, US | 1 | 1999 |