LexDanaLexDanabeta
Inventor

Premachandran Krishnaswamy

Inventor
Moreland Hills, OH, US

Overview

2→
Patents
1993–1994
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Dprimary
B01DSeparation25%
C04BLime, magnesia25%
C22BProduction and refining of metals25%
Y02PClimate change mitigation technologies in the production or processing of goods25%
PatentTitleYear
5,369,063'Molten metal filter medium and method for making same'19945,177,035'Molten metal filter and method for making same'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to CARBORUNDUM CO (1)· patent assignee history
1993–1994Based in Moreland Hills, OH, US· patent location history
1994Patents assigned to METAULLICS SYSTEMS CO LP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CARBORUNDUM CO11993
METAULLICS SYSTEMS CO LP11994
Locations
LocationPatentsSpan
Moreland Hills, OH, US21993–1994