Inventor · disambiguated record
Motohiko Otsuki
Also filed as: OTSUKI MOTOHIKO
6 granted patents·2 pending applications·43 citations·filing 1999–2010
79Inventor score
Files withALPS ELECTRIC CO LTD8
Top patents by PatentIndex Score
8 records- 0186US6356398B1Lens having diaphragm structure at outer edge portion on incident side thereof and optical unit using sameALPS ELECTRIC CO LTD·Filed 2000·Granted Mar 12, 2002·24 cites·4 claims
- 0256US6935136B2Method for fabrication of optical element having metal ringALPS ELECTRIC CO LTD·Filed 2002·Granted Aug 30, 2005·6 cites·4 claims
- 0349US6560389B2Beam-splitting/coupling apparatus having frame holding optical filterALPS ELECTRIC CO LTD·Filed 2001·Granted May 6, 2003·3 cites·2 claims
- 0446US7742245B2Lens unitALPS ELECTRIC CO LTD·Filed 2009·Granted Jun 22, 2010·0 cites·5 claims
- 0543US6167184AOptical fiber fixing device for optically coupling optical fiber with optical communication moduleALPS ELECTRIC CO LTD·Filed 1999·Granted Dec 26, 2000·10 cites·5 claims
- 0638US7292399B2Method for fabricating metal ring-fitted optical device, and metal ring-fitted optical deviceALPS ELECTRIC CO LTD·Filed 2003·Granted Nov 6, 2007·0 cites·6 claims
- 0735US2004191561A1Surface structure of metallic bodyALPS ELECTRIC CO LTD·Filed 2004·Application pending·0 cites
- 0832US2010271482A1Imaging element unitALPS ELECTRIC CO LTD·Filed 2010·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Motohiko Otsuki 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 →