Inventor · disambiguated record
Koji Iwai
Also filed as: IWAI KOJI
7 granted patents·4 pending applications·161 citations·filing 1987–2009
85Inventor score
Top patents by PatentIndex Score
11 records- 0198US4907546AAir-cooled type cooling system for engine working machine assemblyKUBOTA LTD·Filed 1988·Granted Mar 13, 1990·122 cites·3 claims
- 0260US6786101B2Weld strength determination method, casing structure, casing structure for image forming apparatus, and weld strength determination method in casing for image forming apparatusCANON KK·Filed 2002·Granted Sep 7, 2004·4 cites·4 claims
- 0356US4883024AWater-cooling system for a water-cooled horizontal cylinder engineKUBOTA LTD·Filed 1987·Granted Nov 28, 1989·13 cites·9 claims
- 0450US6540225B2Storing device for paper sheetsSANDEN CORP·Filed 2001·Granted Apr 1, 2003·3 cites·6 claims
- 0549US2007043470A1Paper money discrimination deviceSANDEN CORP·Filed 2006·Application pending·0 cites
- 0648US7216014B2Paper money discriminating deviceSANDEN CORP·Filed 2004·Granted May 8, 2007·1 cites·15 claims
- 0747US6175708B1Blade member, blade member manufacturing method, developing unit having blade member, and image forming apparatus having developing unitCANON KK·Filed 1999·Granted Jan 16, 2001·9 cites·7 claims
- 0847US5007383AWater-cooling system for a water-cooled horizontal cylinder engineKUBOTA LTD·Filed 1989·Granted Apr 16, 1991·9 cites·6 claims
- 0941US2011000759A1Banknote identification apparatusSANDEN CORP·Filed 2009·Application pending·0 cites
- 1040US2008236989A1Banknote Identification ApparatusSANDEN CORP·Filed 2008·Application pending·0 cites
- 1124US2001005708A1Rotating member and rotating shaft member, fixing roller, cylindrical member, and cylinder of image forming apparatus, cylindrical member welding method, rotating shaft member manufacturing method, and method of manufacturing developing sleeve of image forming apparatusFiled 1998·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Koji Iwai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →