WJ

William Jack Casteel, Jr.

VU Versum Materials Us: 3 patents #9 of 65Top 15%
Air Products And Chemicals: 1 patents #24 of 66Top 40%
📍 Emmaus, PA: #7 of 43 inventorsTop 20%
🗺 Pennsylvania: #347 of 7,336 inventorsTop 5%
Overall (2018): #33,465 of 503,207Top 7%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9976037 Composition for treating surface of substrate, method and device Seiji Inaoka, Raymond Nicholas Vrtis, Kathleen Esther Theodorou, Tianniu Chen, Mark Richard Brown 2018-05-22
9976111 TiN hard mask and etch residual removal Wen Dar Liu, Yi-Chia Lee, Tianniu Chen, Rajiv Krishan Agarwal, Madhukar Bhaskara Rao 2018-05-22
9925514 Modified chabazite adsorbent compositions, methods of making and using them Charles G. Coe, Christopher Robert Bongo, Geoffrey John Ochs, Marissa Ann Bonanno, Garret Chi-Ho Lau +3 more 2018-03-27
9873833 Etchant solutions and method of use thereof Gene Everad Parris, Tianniu Chen 2018-01-23