Inventor · Baltimore, MD, US

John Kostuik

17Patents

10h-index

19Co-inventors

69Inventor score

Filing activity: May 11, 1976 → Oct 24, 2019

Most-cited inventions

Patent	Title	Area	Cited by	Status
US4759769A	Artificial spinal disc	Human Necessities	1,086	Expired
US8137405B2	Spinal interbody spacer	Human Necessities	271	Active
US4034418A	Artificial knee joint	Human Necessities	181	Expired
US7846093B2	Minimally invasive retractor and methods of use	Human Necessities	70	Active
US8439977B2	Spinal interbody spacer	Human Necessities	45	Active
US9579127B2	Fixation implant and method of insertion	Human Necessities	29	Active
US8298138B2	Minimally invasive retractor and methods of use	Human Necessities	28	Active
US8894695B2	Occipital plate for cervical fixation	Human Necessities	19	Active
US8226695B2	Occipital plate for cervical fixation	Human Necessities	17	Active
US8696560B2	Minimally open retraction device	Human Necessities	12	Active
US8734338B2	Minimally invasive retractor and methods of use	Human Necessities	10	Active
US9161779B2	Minimally invasive retractor and methods of use	Human Necessities	5	Active
US9131934B2	Minimally open retraction device	Human Necessities	3	Active
US10485529B2	Minimally open retraction device	Human Necessities	1	Active
US9510858B2	Minimally invasive retractor and methods of use	Human Necessities	1	Active
US9681863B2	Minimally open retraction device	Human Necessities	0	Active
US11529132B2	Minimally open retraction device	Human Necessities	0	Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.