Inventor · disambiguated record
Yukio Tsukakoshi
Also filed as: SAKAMOTO KIYOSHI · TSUKAKOSHI YUKIO
5 granted patents·2 pending applications·66 citations·filing 1978–2009
80Inventor score
Top patents by PatentIndex Score
7 records- 0180US8542424B2Black coating film and production method therefor, black light shading plate, and diaphragm, diaphragm device for light intensity adjustment, shutter using the same, and heat resistant light shading tapeABE YOSHIYUKI·Filed 2009·Granted Sep 24, 2013·7 cites·39 claims
- 0278US5300979AClamshell type image forming apparatusSANYO ELECTRIC CO·Filed 1993·Granted Apr 5, 1994·27 cites·8 claims
- 0377US7670673B2Heat-resistant, light-shielding film, production thereof, and aperture and light intensity adjusting device using the sameSUMITOMO METAL MINING CO·Filed 2007·Granted Mar 2, 2010·3 cites·23 claims
- 0471US6406321B1Auxiliary structure for connecting connector for use in portable telephoneSANYO ELECTRIC CO·Filed 2001·Granted Jun 18, 2002·21 cites·4 claims
- 0570US4213679AProjectorSANYO ELECTRIC CO·Filed 1978·Granted Jul 22, 1980·8 cites·3 claims
- 0652US2008254256A1Heat-resistant light-shading film and production method thereof, and diaphragm or light intensity adjusting device using the sameSUMITOMO META MINING CO LTD·Filed 2008·Application pending·0 cites
- 0742US2011109970A1Film type light shading plate, and diaphragm, diaphragm device for adjusting a light intensity or shutter using the sameSUMITOMO METAL MINING CO·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →