OF

Otto Frey

SL Sulzer Brothers Limited: 48 patents #1 of 443Top 1%
PR Protek: 12 patents #1 of 32Top 4%
GA Gebrueder Sulzer Aktiengesellschaft: 1 patents #1 of 23Top 5%
📍 Winterthur, CH: #1 of 771 inventorsTop 1%
Overall (All Time): #51,292 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 26–50 of 52 patents

Patent #TitleCo-InventorsDate
4908033 Hip joint acetabulum Rudolf Koch 1990-03-13
4892548 Joint socket Gino Niederer 1990-01-09
4883492 Metal bone implant Rudolf Koch 1989-11-28
4834759 Endoprosthesis for a hip joint Lorenzo Spotorno 1989-05-30
4800639 Method of making a metal bone implant Manfred Semlitsch 1989-01-31
4795466 Artificial crucial ligament for a knee joint Karl-Gerhart Stuhmer, Rudolf Koch 1989-01-03
4793335 Bone implant for fixing artificial tendons or ligaments with application and extraction means Rudolf Koch 1988-12-27
4787909 Shank for a femur head prosthesis Rudolf Koch 1988-11-29
4777942 Bone milling instrument Kurt Bider 1988-10-18
4776328 Bone nail and an instrument for implanting a bone nail Rudolf Koch 1988-10-11
4752295 Metal bone implant Manfred Semlitsch 1988-06-21
4745914 Medullary cavity barrier Rudolf Koch 1988-05-24
4718914 Metal bone implant Manfred Semlitsch 1988-01-12
4704128 Anchoring shank for an endoprosthesis 1987-11-03
4687488 Femur head prosthesis 1987-08-18
4666449 Hip joint socket Peter Niederer 1987-05-19
4576152 Injector for bone cement Maurice E. Muller 1986-03-18
4531243 Artificial hip joint socket Bernhard Weber 1985-07-30
4530115 Shank for a prosthesis Maurice E. Muller, Peter Niederer 1985-07-23
4530116 Anchoring shank for a bone implant 1985-07-23
4528702 Joint endoprosthesis 1985-07-16
4523587 Retention device for centering an endoprosthesis shank in a bone 1985-06-18
4450592 Joint socket for a hip joint prosthesis Peter Niederer 1984-05-29
4430761 Joint endoprosthesis Peter Niederer 1984-02-14
4272855 Anchoring surface for a bone implant 1981-06-16