Inventor · disambiguated record
B. Jin Chang
Also filed as: CHANG B J · CHANG B JIN
7 granted patents·202 citations·filing 1987–2007
88Inventor score
Top patents by PatentIndex Score
7 records- 0181US4818045AHolographic optical element having periphery with gradually decreasing diffraction efficiency and method of constructionKAISER OPTICAL SYSTEMS·Filed 1987·Granted Apr 4, 1989·48 cites·24 claims
- 0268US5820689AWet chemical treatment system and method for cleaning such systemTAIWAN SEMICONDUCTOR MFG·Filed 1996·Granted Oct 13, 1998·38 cites·20 claims
- 0358US5917574AEye protection accessoryFiled 1997·Granted Jun 29, 1999·28 cites·4 claims
- 0456US4830441AHolographic filter construction for protective eyewearKAISER OPTICAL SYSTEMS·Filed 1987·Granted May 16, 1989·53 cites·49 claims
- 0551US5868898AFluid dispensing device for wet chemical process tank and method of usingTAIWAN SEMICONDUCTOR MFG·Filed 1996·Granted Feb 9, 1999·20 cites·15 claims
- 0651USD397127SBinocularsCHANG B JIN·Filed 1996·Granted Aug 18, 1998·9 cites·1 claims
- 0746USD636104SHead-mounted LED lightGEN SCIENTIFIC CORP·Filed 2007·Granted Apr 12, 2011·6 cites·1 claims
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