PI

Ppg Industries

Rank (All Time): #399 of 106,127Top 1%
1,216 inventors
2,146
Patents All Time

Top Inventors at Ppg Industries All Time

Showing 1–50 of 1,216 inventors

RankNamePatents
1 Wen-Hsuan Chang 57
2 Jerome A. Seiner 52
3 Gregory J. McCollum 50
#4 Rostyslaw Dowbenko 49
#5 Suryya K. Das 44
#6 Robert G. Frank 43
#7 Karl F. Schimmel 34
#8 Roger M. Christenson 33
#9 Charles M. Kania 31
#10 Helmut Franz 29
#10 Samuel Porter, Jr. 29
#12 Chia-Cheng Lin 27
#12 Chester S. Temple 27
#14 F. Howard Gillery 26
#15 George R. Claassen 24
#15 Michael T. Fecik 24
#15 Shanti Swarup 24
#18 Mikhail M. Girgis 23
#18 Ronald R. Ambrose 23
#20 Debra L. Singer 22
#21 James B. O'Dwyer 21
#21 Robert H. Tang 21
#23 David T. McKeough 20
#23 John J. Ewing 20
#23 Marvis E. Hartman 20
#23 Russell C. Criss 20
#23 Thomas G. Rukavina 20
#28 Balbhadra Das 19
#28 Harry S. Koontz 19
#28 Paul H. Pettit, Jr. 19
#31 Rudolf Maska 18
#32 Dennis K. Krass 17
#32 James A. Claar 17
#32 Jerome M. Lavanish 17
#32 Ken W. Niederst 17
#32 Paritosh M. Chakrabarti 17
#32 Richard M. Nugent, Jr. 17
#32 Ronald L. Schwenninger 17
#32 Thomas H. Jensen 17
#32 William G. Boberski 17
#32 Yih-Wan Tsai 17
#42 Malcolm Korach 16
#42 Robert M. Piccirilli 16
#42 Samuel L. Seymour 16
#42 Thomas J. Reese 16
#42 William P. Blackburn 16
#47 Barry Van Gemert 15
#47 Donald W. DuBois 15
#47 Gerald E. Kunkle 15
#47 Harlan B. Johnson 15