DG

Dennis T. Grendahl

SU Surgidev: 5 patents #1 of 9Top 15%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Lompoc, CA: #92 of 2,245 inventorsTop 5%
🗺 California: #25,620 of 386,348 inventorsTop 7%
Overall (All Time): #198,951 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
5509903 Syringe having a flexible collar Fritz D. Harnsberger 1996-04-23
5213721 Process of making a member with holes 1993-05-25
4921496 Radially segemented zone of focus artificial hydrogel lens 1990-05-01
4919663 Laminated zone of focus artificial hydrogel lens 1990-04-24
4906246 Cylindrically segmented zone of focus artificial hydrogel lens 1990-03-06
4906245 Multiple element zone of focus artificial hydrogel lens 1990-03-06
4798608 Laminated zone of focus artificial lens 1989-01-17
4798609 Radially segmented zone of focus artificial lens 1989-01-17
4795462 Cylindrically segmented zone of focus artificial lens 1989-01-03
4790845 Posterior chamber lens Myron E. Lippman 1988-12-13
4787903 Intraocular lens 1988-11-29
4781717 Intraocular lens 1988-11-01
4778462 Multiple element zone of focus artificial lens 1988-10-18
4774036 Method of making an intraocular lens William LeMaster 1988-09-27
4764169 Intraocular lens 1988-08-16
4759762 Accommodating lens 1988-07-26
4676791 Intraocular lens and method for making same William LeMaster 1987-06-30
4661108 Intraocular lens William LeMaster 1987-04-28
4624669 Corneal inlay with holes 1986-11-25
4605410 Intraocular lens 1986-08-12
4543673 Vaulted intraocular lens Anthony F. Drake, Fernard J. Masse 1985-10-01
4503570 Intraocular lens 1985-03-12