Inventor · disambiguated record
Keiichi Iwata
Also filed as: IWATA KEIICHI
11 granted patents·1 pending application·261 citations·filing 1989–2004
92Inventor score
Top patents by PatentIndex Score
12 records- 0185US5597540AProcess for cleaning harmful gasJAPAN PIONICS·Filed 1994·Granted Jan 28, 1997·53 cites·10 claims
- 0280US7357288B2Component connecting apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Apr 15, 2008·26 cites·12 claims
- 0378US5567574ARemoving agent composition for photoresist and method of removingMITSUBISHI GAS CHEMICAL CO·Filed 1995·Granted Oct 22, 1996·60 cites·10 claims
- 0473US5378444AProcess for cleaning harmful gasJAPAN PIONICS·Filed 1992·Granted Jan 3, 1995·33 cites·8 claims
- 0566US7140103B2Process for the production of high-density printed wiring boardMITSUBISHI GAS CHEMICAL CO·Filed 2002·Granted Nov 28, 2006·13 cites·8 claims
- 0662US4976942AMethod for purifying gaseous hydridesJAPAN PIONICS·Filed 1989·Granted Dec 11, 1990·13 cites·7 claims
- 0753US5846695ARemoving agent composition for a photoresist and process for producing a semiconductor integrated circuitMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Dec 8, 1998·19 cites·19 claims
- 0853US5417948AProcess for cleaning harmful gasJAPAN PIONICS·Filed 1993·Granted May 23, 1995·17 cites·9 claims
- 0952US6602654B2Developing solution for a photoresist and a method for developing the photoresistMITSUBISHI GAS CHEMICAL CO·Filed 2002·Granted Aug 5, 2003·4 cites·10 claims
- 1049US5470555AProcess for purification of gaseous organometallic compoundJAPAN PIONICS·Filed 1994·Granted Nov 28, 1995·16 cites·14 claims
- 1144US5019364AMethod for purifying gaseous hydridesJAPAN PIONICS·Filed 1990·Granted May 28, 1991·7 cites·7 claims
- 1243US2004085906A1Packet tracing systemFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →