RI

Robert A. Hay, II

The Dow Chemical: 16 patents #136 of 4,115Top 4%
NO Norton: 3 patents #66 of 343Top 20%
CS Ceramics Process Systems: 2 patents #10 of 24Top 45%
SC Saint-Gobain/Norton Industrial Ceramics: 1 patents #52 of 103Top 55%
🗺 Michigan: #3,523 of 86,293 inventorsTop 5%
Overall (All Time): #198,434 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
7141310 Metal matrix composite structure and method Richard Adams, Grant Bennett, Kevin Fennessy, Mark Occhionero 2006-11-28
6884522 Metal matrix composite structure and method Richard Adams, Grant Bennett, Kevin Fennessy, Mark Occhionero 2005-04-26
5667344 CVD diamond cutting tools with oriented crystal grain boundaries Matthew Simpson, Steven J. Brox 1997-09-16
5046718 Floating ring labyrinth-type dynamic shaft seal and process for using same 1991-09-10
5004544 Reaction bonded silicon nitride filtration membranes Craig A. Willkens 1991-04-02
4968426 Fine alpha alumina ultrafiltration membranes 1990-11-06
4952672 Method for the devolatilization of thermoplastic materials Eugene R. Moore 1990-08-28
4940472 Centrifugal devolatilizer Albert C. Dowell 1990-07-10
4759262 Apparatus for restraining rotary motion of a motor component 1988-07-26
4678762 Very smooth and flat polycrystalline alumina substrates from direct firing Anil Agarwal 1987-07-07
4647213 Waste disposal apparatus 1987-03-03
4631016 Film casting apparatus including heat transfer roll 1986-12-23
4575100 Seal assembly which is hydraulically actuated Albert C. Dowell 1986-03-11
4505662 Apparatus for the flexibilization of synthetic resinous foam 1985-03-19
4499749 Tubing perforator Brian W. Krause 1985-02-19
4423767 Flat plate heat exchange apparatus Charles C. Crugher, III 1984-01-03
4419167 Heat sealing apparatus and method Oswald Bergman 1983-12-06
4368093 Heating elements for thermoplastic lamination 1983-01-11
4363684 Method for the lamination of foam including a reinforcing scrim 1982-12-14
4292019 Extruded plastic foam shaping apparatus Oswald Bergman 1981-09-29
4234447 Mixing method and container therefor Harold E. St. Louis 1980-11-18
4225171 Electromagnet tool for retrieving magnetic objects from an earth cavern John A. DeBliek 1980-09-30