DK

Dinesh N. Khanna

HC Hoechst Celanese: 5 patents #8 of 147Top 6%
📍 West Warwick, RI: #1 of 4 inventorsTop 25%
🗺 Rhode Island: #4 of 240 inventorsTop 2%
Overall (1989): #3,042 of 140,708Top 3%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4877653 Process for insolublizing solvent soluble polyimide compositions Rohitkumar H. Vora, Suzanne Fontaine 1989-10-31
4866155 Polester of bis(2-(hydroxyphenyl)-hexafluoroisopropyl)diphenyl ether Werner H. Mueller 1989-09-12
4845183 Heat resistant polyamide and polybenzoxazole from bis-((amino-hydroxyphenyl)hexafluoroisopropyl)diphenyl ethers Werner H. Mueller 1989-07-04
4822868 Polycarbonamide of bis(2-(4-carboxyphenyl)-hexafluoroisopropyl)diphenyl ether Werner H. Mueller 1989-04-18
4803147 Photosensitive polyimide polymer compositions Werner H. Mueller, Rohitkumar H. Vora 1989-02-07