Inventor · disambiguated record
Tadashi Ichihashi
Also filed as: ICHIHASHI TADASHI
13 granted patents·233 citations·filing 1986–2006
93Inventor score
Technology areasA61B
Files withKOWA CO13
Top patents by PatentIndex Score
13 records- 0165US7780292B2Ophthalmologic examination apparatusKOWA CO·Filed 2006·Granted Aug 24, 2010·5 cites·17 claims
- 0249US4711542AOphthalmic disease detection apparatusKOWA CO·Filed 1986·Granted Dec 8, 1987·37 cites·4 claims
- 0347US4854693AOphthalmic disease detection apparatusKOWA CO·Filed 1988·Granted Aug 8, 1989·34 cites·6 claims
- 0444US4832043AOphthalmic disease detection apparatusKOWA CO·Filed 1987·Granted May 23, 1989·27 cites·8 claims
- 0543US4877321ASlit lamp microscopeKOWA CO·Filed 1989·Granted Oct 31, 1989·25 cites·7 claims
- 0642US6805443B2Ophthalmic apparatusKOWA CO·Filed 2002·Granted Oct 19, 2004·1 cites·22 claims
- 0740US5202709AOphthalmological alignment and measurement apparatusKOWA CO·Filed 1991·Granted Apr 13, 1993·27 cites·15 claims
- 0840US5184157AOphthalmic measurement apparatusKOWA CO·Filed 1990·Granted Feb 2, 1993·28 cites·15 claims
- 0939US4838683AOphthalmic measuring method and apparatusKOWA CO·Filed 1987·Granted Jun 13, 1989·19 cites·8 claims
- 1036US4744649AOphthalmological measuring apparatusKOWA CO·Filed 1986·Granted May 17, 1988·15 cites·5 claims
- 1132US5000562AOphthalmic disease detection method and apparatusKOWA CO·Filed 1988·Granted Mar 19, 1991·8 cites·7 claims
- 1229US5141304AOphthalmological measurement apparatus having sensitivity error correctionKOWA CO·Filed 1991·Granted Aug 25, 1992·5 cites·4 claims
- 1328US4957360AOphthalmic disease detection apparatusKOWA CO·Filed 1989·Granted Sep 18, 1990·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →