Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JK

Joseph E. Knapp — 5 Patents

IOIolab: 2 patents #11 of 45Top 25%
Johnson & Johnson: 2 patents #3,460 of 7,810Top 45%
TCThe Scopas Technology Company: 1 patents #4 of 7Top 60%
Pittsburgh, PA: #1,639 of 7,570 inventorsTop 25%
Pennsylvania: #16,056 of 74,527 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Joseph E. Knapp has been granted 5 US patents while listed as an inventor at Iolab. The first was granted in 1985 and the most recent in July 1994. Joseph E. Knapp ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Joseph E. Knapp in Pittsburgh, PA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5326546 Method and apparatus for chlorine dioxide manufacture Aaron Rosenblatt, David Rosenblatt, David Feldman, Diane Battisti, Badie Morsi 1994-07-05 $21,570,000
5290524 Method and apparatus for chlorine dioxide manufacture Aaron Rosenblatt, David Rosenblatt, David Feldman, Diane Battisti, Badie Morsi 1994-03-01 $54,432,000
5234678 Method and apparatus for chlorine dioxide manufacture Aaron Rosenblatt, David Rosenblatt, David Feldman, Diane Battisti, Badie Morsi 1993-08-10 $40,443,000
5110580 Method and apparatus for chlorine dioxide manufacture Aaron Rosenblatt, David Rosenblatt, David Feldman, Diane Battisti, Badie Morsi 1992-05-05 $34,830,000
4504442 Use of chlorine dioxide gas as a chemosterilizing agent David Rosenblatt, Aaron Rosenblatt 1985-03-12 $171,000