RF

Rudolf Frisch

CO Congoleum: 6 patents #4 of 73Top 6%
IBM: 2 patents #32,839 of 70,183Top 50%
📍 Yardley, PA: #140 of 643 inventorsTop 25%
🗺 Pennsylvania: #10,339 of 74,527 inventorsTop 15%
Overall (All Time): #667,548 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5733630 Multi-level, expanded resinous product Marina Gillis 1998-03-31
5728332 Method of making a multi-level, expanded resinous product Marina Gillis 1998-03-17
5712018 Embossing composition for preparing textured polymeric materials 1998-01-27
5531944 Embossing composition for preparing textured polymeric materials 1996-07-02
5336693 Embossing composition for preparing textured polymeric materials 1994-08-09
4873634 Spelling assistance method for compound words Antonio Zamora 1989-10-10
4777617 Method for verifying spelling of compound words Antonio Zamora 1988-10-11
4232076 Methods of obtaining deep through penetration of colorants into polyvinyl chloride compositions, and the resulting products John R. Stetson, Alan A. Graham 1980-11-04