Inventor · Tokyo, JP

Makoto Onishi

23Patents
11h-index
35Co-inventors
75Inventor score

Filing activity: Jul 9, 1975 → Jun 21, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5670558A Medical instruments that exhibit surface lubricity when wetted Human Necessities 470 Expired
US5547576A Pathogenic substance removing material and a blood filter containing the material Performing Operations; Transporting 89 Expired
US5441488A Medical tool having lubricious surface in a wetted state and method for production thereof Human Necessities 81 Expired
US4845132A Hydrophilic porous membrane, method for production thereof, and plasma separator using said membrane Emerging Cross-Sectional Technologies 79 Expired
US5503631A Lubricious catheter balloon for vasodilation Human Necessities 74 Expired
US5547472A Catheter with medicament injection pores Human Necessities 60 Expired
US5202025A Porous membrane and method for preparing the same Performing Operations; Transporting 35 Expired
US4030809A Optical connector Physics 33 Expired
US4943373A Hydrophilic porous membrane of polyvinylidene fluoride and method for production thereof Emerging Cross-Sectional Technologies 31 Expired
US5186835A Porous hydrophilic polypropylene membrane, method for production thereof, and blood plasma separation apparatus Performing Operations; Transporting 19 Expired
US5667684A Material for removing HIV and its related substances Performing Operations; Transporting 15 Expired
US5032331A Method for production of hydrophilic porous membrane of polyvinylidene fluoride Emerging Cross-Sectional Technologies 11 Expired
US4900444A A porous membrane for blood components and method for manufacturing thereof Chemistry; Metallurgy 10 Expired
US9713657B2 Catheter balloon and balloon catheter Human Necessities 1 Active
US9457170B2 Balloon and balloon catheter Emerging Cross-Sectional Technologies 1 Active
US5945514A Antiviral raw materials Emerging Cross-Sectional Technologies 0 Expired
US8617388B2 Sewage reuse system Emerging Cross-Sectional Technologies 0 Active
US8313840B2 Medical device having surface lubricity in wet state Emerging Cross-Sectional Technologies 0 Active
US8647502B2 Sewage treatment apparatus and sewage reuse system Emerging Cross-Sectional Technologies 0 Active
US8222349B2 Bioabsorbable material and in-vivo indwelling device made thereof Chemistry; Metallurgy 0 Active
US9523001B2 Silicone rubber composition Chemistry; Metallurgy 0 Active
US8835570B2 Hydrophilic material, medical material and sustained drug release material Physics 0 Active
US9989513B2 Oil content measurement device Physics 0 Active

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