RH

Roger J. Hopper

The Goodyear Tire & Rubber: 16 patents #223 of 3,057Top 8%
📍 Akron, OH: #128 of 1,966 inventorsTop 7%
🗺 Ohio: #4,488 of 73,341 inventorsTop 7%
Overall (All Time): #302,556 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
6397910 Retreaded tire having tread with oil rich rubber-based adhesive Cheryl Ann Losey, Arthur W. Magee, Richard Michael D'Sidocky 2002-06-04
5981633 Silica reinforced rubber composition and use in tires Paul Harry Sandstrom, Joseph A. Kuczkowski 1999-11-09
5756590 Process for preparation of N-halothiosulfonamide modified terpolymers 1998-05-26
5405985 Preparation of sulfur-containing organosilicon compounds Dane K. Parker, Richard T. Musleve, Robert Charles Hirst 1995-04-11
5216066 Tread compounds containing modified EPDM which exhibit good abrasion resistance and improved hysteresis properties Paul Harry Sandstrom, Leland E. Beyersdorff 1993-06-01
5070150 Process for the solid state (solventless) hydroxylation of vinyl-containing rubbers using a hydroxymercaptan 1991-12-03
4910266 Modification process using N-chloro-thiosulfonamide and rubber 1990-03-20
4877901 Process for synthesizing N,N'-dithiobis(sulfonamides) Niranjan V. Shah, Steven Ryba 1989-10-31
4820780 Modification of rubber with N-chlorothio-sulfonamide 1989-04-11
4755607 Preparation of 2.2'-dithiobis(benzothiazole) in an aqueous/alcohol reaction medium Joseph F. Geiser 1988-07-05
4755608 Preparation of 2,2'-dithiobis(benzothiazole) in an acidic aqueous reacting medium Joseph F. Geiser 1988-07-05
4727105 Oligomeric amine and phenolic antidegradants 1988-02-23
4714742 Cyanamide derivatives as vulcanization rate modifiers Carl R. Parks 1987-12-22
4374732 Resins for removal of organo-sulfur compounds from organic or aqueous media 1983-02-22
4350818 Preparation of 2-(isopropylsulfinyl)benzothiazole Budd H. Sturm, Joseph F. Geiser 1982-09-21
4280967 Vulcanization of rubber with 2-(alkylsulfinyl)-benzothiazoles Budd H. Sturm, Joseph F. Geiser 1981-07-28