Inventor · disambiguated record

Wilhelmus H. J. Janssen

Also filed as: JANSSEN WILHELMUS H J

2 granted patents·49 citations·filing 1984–1986

63Inventor score

Technology areasY10S Y10T

Files withHOECHST AG2

Top patents by PatentIndex Score

2 records

0179US4621022AExpandable plastics granular material having at least one orificeHOECHST AG·Filed 1986·Granted Nov 4, 1986·41 cites·17 claims
0238US4599269AFoamable plastics granules and packaging material prepared therefromHOECHST AG·Filed 1984·Granted Jul 8, 1986·8 cites·27 claims

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