Inventor · disambiguated record
Yoshihisa Ishiba
Also filed as: ISHIBA YOSHIHISA
6 granted patents·248 citations·filing 1997–2005
86Inventor score
Top patents by PatentIndex Score
6 records- 0187US5922246AEyeglass lens and molded material of synthetic resin having transmittance minimum no greater than 25% at 550-585 nmKYOWA HAKKO KOGYO KK·Filed 1997·Granted Jul 13, 1999·102 cites·21 claims
- 0285US7901074B2Lens for safety glassesYAMAMOTO KOGAKU·Filed 2005·Granted Mar 8, 2011·26 cites·16 claims
- 0385US6659608B2Polarizing optical articleYAMAMOTO KOGAKU·Filed 2001·Granted Dec 9, 2003·40 cites·20 claims
- 0473US7192137B2Sports goggleYAMAMOTO KOGAKU·Filed 2002·Granted Mar 20, 2007·54 cites·11 claims
- 0560US6810536B2Swimming gogglesYAMAMOTO KOGAKU·Filed 2002·Granted Nov 2, 2004·11 cites·37 claims
- 0658US7170058B2Device for assisting a person in rescue operations under hazardous situationsYAMAMOTO KOGAKU·Filed 2004·Granted Jan 30, 2007·15 cites·19 claims
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