RK

Richard Emil Kajander

JM Johns Manville: 21 patents #36 of 372Top 10%
TA Tambrands: 2 patents #5 of 29Top 20%
JR James River-Norwalk: 1 patents #24 of 48Top 50%
MA Manville: 1 patents #60 of 159Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
🗺 Massachusetts: #3,078 of 88,656 inventorsTop 4%
Overall (All Time): #125,567 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5232745 Method of neutralizing acid containing compositions present in an insulation board Eric Adamczyk 1993-08-03
5171238 Absorbent pad with fibrous facing sheet 1992-12-15
5091240 Laminate incorporating hot melt and water based adhesives David Fitzgerald 1992-02-25
4869782 Method of producing high bulking anfractuous cellulosic fiber using anhydrous liquid ammonia John Nelson 1989-09-26
4822332 Device for delivering an object to a cavity 1989-04-18