Inventor · disambiguated record
Hans-Peter Schal
Also filed as: SCHAL HANS-PETER
7 granted patents·124 citations·filing 1992–2006
85Inventor score
Top patents by PatentIndex Score
7 records- 0195US7649108B2Process for the distillation of a mixture of isomeric diisocyanatodiphenylmethanesBAYER MATERIALSCIENCE AG·Filed 2004·Granted Jan 19, 2010·63 cites·7 claims
- 0285US7108770B2Process for the purification of toluene diisocyanate incorporating a dividing-wall distillation column for the final purificationBAYER AG·Filed 2003·Granted Sep 19, 2006·19 cites·10 claims
- 0375US7521576B2Process for the distillation of a mixture of isomeric diisocyanatodiphenyl-methanesBAYER MATERIALSCIENCE AG·Filed 2006·Granted Apr 21, 2009·5 cites·4 claims
- 0467US5196591AProcess for the production of polynuclear aromatic polyaminesBAYER AG·Filed 1992·Granted Mar 23, 1993·17 cites·4 claims
- 0557US5359141AProcess for the production of polynuclear aromatic polyaminesBAYER AG·Filed 1992·Granted Oct 25, 1994·14 cites·4 claims
- 0655US6271414B1Process for the isomeric separation of isocyanatesBAYER AG·Filed 1997·Granted Aug 7, 2001·6 cites·11 claims
- 0732US6992230B2Process for the production of 1,5-dinitronaphthaleneBAYER MATERIALSCIENCE AG·Filed 2004·Granted Jan 31, 2006·0 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Hans-Peter Schal files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →