RI

Ron H. Iff

WN Weyerhaeuser Nr: 4 patents #99 of 578Top 20%
Overall (All Time): #1,300,147 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5030500 Thermoplastic material containing towel Lee E. Perdelwitz, Jr., Gustav O. Pfeiffer, Amar N. Neogi, Haresh R. Mehta 1991-07-09
4900377 Method of making a limited life pad Douglas E. Redford, Lee E. Perdelwitz, Jr., Paul G. Gaddis, David G. Halley, Michael E. Cotie +2 more 1990-02-13
4892769 Fire resistant thermoplastic material containing absorbent article Lee E. Perdelwitz, Jr., Paul G. Gaddis, Michael E. Cotie, Amar N. Neogi 1990-01-09
4886697 Thermoplastic material containing absorbent pad or other article Lee E. Perdelwitz, Jr, Robert H. Young, David E. Hanke, Kathleen S. Allison, Raimo K. Rahkonen +1 more 1989-12-12