Inventor
Dilip K. Das
Inventor
Bedford, MA, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Fprimary
H01FMagnets28%
B22FWorking metallic powder12%
B30BPresses in general12%
C23CCoating metallic material12%
Y10TTechnical subjects covered by former us classification12%
B01DSeparation4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
B29CShaping or joining of plastics4%
C01BNon-metallic elements4%
C22CAlloys4%
PatentTitleYear
5,236,013'Dip pipe apparatus'19934,897,283'Process of producing aligned permanent magnets'19904,628,809'Radial orientation rare earth-cobalt magnet rings'19864,533,407'Radial orientation rare earth-cobalt magnet rings'19854,441,874'Apparatus for differential expansion volume compaction'19844,342,734'Method for forming .gamma.-boron'19824,306,907'Age hardened beryllium alloy and cermets'19814,297,388'Process of making permanent magnets'19814,264,556'Thermal isostatic densifying method and apparatus'19814,260,582'Differential expansion volume compaction'19814,075,042'Samarium-cobalt magnet with grain growth inhibited SmCo.sub.5 crystals'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978Patents assigned to RAYTHEON CO (1)· patent assignee history
1978–1990Based in Bedford, MA, US· patent location history
1981–1990Patents assigned to DRAPER LAB CHARLES S (7)· patent assignee history
1981Patents assigned to DAS DILIP K (1)· patent assignee history
1981Patents assigned to KUMAR KAPLESH (1)· patent assignee history
1993Patents assigned to CIBA GEIGY CORP (1)· patent assignee history
1993Based in Baton Rouge, LA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DRAPER LAB CHARLES S | 7 | 1981–1990 |
| CIBA GEIGY CORP | 1 | 1993 |
| DAS DILIP Kself | 1 | 1981 |
| KUMAR KAPLESH | 1 | 1981 |
| RAYTHEON CO | 1 | 1978 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bedford, Massachusetts, US | 10 | 1978–1990 |
| Baton Rouge, LA, US | 1 | 1993 |