Inventor
Richard T. Bogan
Inventor
Kingsport, TN, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Bprimary
C08BPolysaccharides50%
Y10TTechnical subjects covered by former us classification17%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients8%
C09DCoating compositions, e.g. paints, varnishes or lacquers8%
PatentTitleYear
5,929,229'Direct process for the production of cellulose esters'19995,750,677'Direct process for the production of cellulose esters'19985,608,050'Process for the manufacture of cellulose acetate'19974,590,265'Carboxylated cellulose ester and manufacture thereof'19864,342,865'High temperature bleaching method for cellulose esters'19824,325,997'Processable cellulose ester compositions'19824,228,276'Direct precipitation method for producing extrusion-grade cellulose acetate powder and resulting product'19804,137,201'Cyclic phosphonite stabilized cellulose ester compositions'19794,028,436'Melt phase process for the preparation of emulsifiable polyethylene waxes'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1986Patents assigned to EASTMAN KODAK CO (6)· patent assignee history
1977–1999Based in Kingsport, TN, US· patent location history
1997–1999Patents assigned to EASTMAN CHEM CO (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EASTMAN KODAK CO | 6 | 1977–1986 |
| EASTMAN CHEM CO | 3 | 1997–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kingsport, TN, US | 9 | 1977–1999 |